SQSP / Squarespace, Inc. - Документы SEC, Годовой отчет, Доверенное заявление

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 15

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 001-40393 SQUARESPACE, INC. (Exact name of registrant as specified in its ch

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-255977 THE SECURITIES ACT OF 1933 SQUARESPACE, INC. (Exact name of registrant as specified in its charte

Registration No. 333-255977 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-255977 UNDER THE SECURITIES ACT OF 1933 SQUARESPACE, INC. (Exact name of registrant as specified in its charter) Delaware 20-0375811 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identificatio

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on October 28, 2024, pursuant to the provisions of Rule 12d2-2 (a).

Amended and Restated By-Laws Squarespace, Inc. (a Delaware corporation) Effective as of October 17, 2024 TABLE OF CONTENTS

Exhibit 3.2 CONFIDENTIAL Final Form Amended and Restated By-Laws of Squarespace, Inc. (a Delaware corporation) Effective as of October 17, 2024 TABLE OF CONTENTS Page ARTICLE I. OFFICES 1 SECTION 1 NAME 1 SECTION 2 PRINCIPAL AND BUSINESS OFFICES 1 SECTION 3 REGISTERED AGENT AND OFFICE 1 SECTION 4 BOOKS AND RECORDS 1 ARTICLE II. STOCKHOLDERS 1 SECTION 1 ANNUAL MEETING 1 SECTION 2 SPECIAL MEETING 1

Permira Completes Acquisition of Squarespace

Exhibit 99.1 Permira Completes Acquisition of Squarespace NEW YORK, October 17, 2024 — Permira, the global investment firm, today announced the completion of its funds’ acquisition of Squarespace, Inc. (the “Company”) in an all-cash transaction that valued the Company at an aggregated transaction value of approximately $7.2 billion. With the completion of the acquisition, Squarespace is no longer

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 17, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 3) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 3) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name(s) of Person(s) Filing Statement) Class A Common Stock, par value $0.0001 per share Class B Common Stock, par value $0.0001 per share Class C Common

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - AMENDMENT NO. 3 Activist Investment

SC 13D/A 1 eh24054577813da3-sqsp.htm AMENDMENT NO. 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Michael Gosk c/o General Atlantic Service Company, L.P. 55 E

AMENDED AND RESTATED CERTIFICATE OF INCORPORATION SQUARESPACE, INC.

Exhibit 3.1 CONFIDENTIAL Final Form AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF SQUARESPACE, INC. FIRST The name of the corporation (the “Corporation”) is Squarespace, Inc. SECOND The registered address of the Corporation in the State of Delaware is c/o Incorporating Services, Ltd., 3500 South DuPont Highway, County of Kent, Dover, Delaware 19901. The name of the Corporation’s registered

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13D/A Activist Investment

SC 13D/A 1 tm2425737d1sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Accel 500 University Avenue Palo Alto, California 94301 (650) 614-4800

SQSP / Squarespace, Inc. / Casalena Anthony - SC 13D/A Activist Investment

SC 13D/A 1 d839112dsc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Anthony Casalena c/o Squarespace, Inc. 225 Varick Street, 12th Floor New Y

AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT

EX-99.3 2 d839112dex993.htm EX-99.3 Exhibit 3 AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT This Amended and Restated Tender and Support Agreement (this “Agreement”), dated as of October 8, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Rev

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 FORM S-3 REGISTRATION STATEMENT NO. 333-274481 UNDER THE SECURITIES ACT OF 1933 SQUARESPACE, INC. (Exact name of Registrant as specified in its cha

Registration No. 333-274481 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 REGISTRATION STATEMENT NO. 333-274481 UNDER THE SECURITIES ACT OF 1933 SQUARESPACE, INC. (Exact name of Registrant as specified in its charter) Delaware (State or jurisdiction of incorporation or organization) 20-0375811 (I.R.S. Employer Identification Numb

SQSP / Squarespace, Inc. / Farallon Capital Partners, L.P. Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No.

CORRECTING and REPLACING Permira Completes Tender Offer for Outstanding Shares of Squarespace

Exhibit (a)(5)(b) CORRECTING and REPLACING Permira Completes Tender Offer for Outstanding Shares of Squarespace CORRECTION…by Permira October 14, 2024 09:50 AM Eastern Daylight Time NEW YORK-(BUSINESS WIRE)-Second paragraph, fourth sentence should read: All shares that were validly tendered will be accepted for purchase on October 14, 2024 (Instead of All shares that were validly tendered will be accepted for purchase on October 15, 2024) The updated release reads: PERMIRA COMPLETES TENDER OFFER FOR OUTSTANDING SHARES OF SQUARESPACE Permira, the global investment firm, today announced the success of its funds’ cash tender offer for all outstanding shares of common stock of Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc. (Names of Filing Persons — Offerors) Accel Leaders 3 L.P. Acce

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3) Squarespace, Inc. (Name of Subject Company) S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3) Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (Name of Person(s) Filing Statement) Class A Common Stock, $0.0001 par value per share Class B Common Stock, $0.0001 par value per sh

SQSP / Squarespace, Inc. / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Squarespace, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 85225A107 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sch

SQSP / Squarespace, Inc. / WELLINGTON MANAGEMENT GROUP LLP - JOINT FILING AGREEMENT

JOINT FILING AGREEMENT The undersigned hereby agree that this Schedule 13G (the “Schedule 13G”) with respect to the common stock of Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Squarespace, Inc. (Name of Subject Company) S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (Name of Person(s) Filing Statement) Class A Common Stock, $0.0001 par value per share Class B Common Stock, $0.0001 par value per sh

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name(s) of Person(s) Filing Statement) Class A Common Stock, par value $0.0001 per share Class B Common Stock, par value $0.0001 per share Class C Common

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc. (Names of Filing Persons — Offerors) Accel Leaders 3 L.P. Acce

Amended and Restated Offer To Purchase All Outstanding Shares of Common Stock SQUARESPACE, INC. $46.50 Per Share, in Cash Spaceship Group MergerCo, Inc., a wholly owned subsidiary of Spaceship Purchaser, Inc.

TABLE OF CONTENTS Exhibit (a)(1)(A) Amended and Restated Offer To Purchase All Outstanding Shares of Common Stock of SQUARESPACE, INC.

[Remainder of Page Intentionally Left Blank; Signature Page Follows]

Exhibit (e)(3) STRICTLY CONFIDENTIAL March 29, 2024 CONFIDENTIAL Permira Advisers LLC 320 Park Avenue 23rd Floor New York, NY 10022 Attention: David Erlong Re: Project Pacific – Confidentiality Agreement Ladies and Gentlemen: In connection with the evaluation and negotiation of a possible consensually negotiated transaction between Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) Squarespace, Inc. (Name of Subject Company) S

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (Name of Person(s) Filing Statement) Class A Common Stock, $0.0001 par value per share Class B Common Stock, $0.000

1 – Preliminary Working Draft Subject to Material Revision – Executive Summary ▪ Centerview met with Pacific Management on March 19 and shared a list of information requests to assess the current strategy and Management plan ▪ Management has develope

Exhibit (a)(5)(E) – Preliminary Working Draft Subject to Material Revision – Project Pacific Special Committee Discussion Materials April 9, 2024 Exhibit 16(c)(iv) 1 – Preliminary Working Draft Subject to Material Revision – Executive Summary ▪ Centerview met with Pacific Management on March 19 and shared a list of information requests to assess the current strategy and Management plan ▪ Managemen

– Highly Confidential –

Exhibit (a)(5)(J) – Highly Confidential – May 12, 2024 Special Committee Discussion Materials Project Pacific 1 – Highly Confidential – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors (the “Special Committee”) of Pacific (“Pacific” or the “Company”) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose.

– Preliminary Working Draft Subject to Material Revision – Project Pacific Specia l Committe e Discussio n Materials April 19, 2024

Exhibit (a)(5)(F) – Preliminary Working Draft Subject to Material Revision – Project Pacific Specia l Committe e Discussio n Materials April 19, 2024 – Preliminary Working Draft Subject to Material Revision – Overview of Pacific Management LRP Projections ▪ On April 18, 2024, Management provided Centerview with additional projections for the years 2028E and 2029E, as part of the l o ng - range plan (“LRP”) ▪ Today’s discussion is to review the additional years of the LRP with the Special Committee Historicals Management Projections CAGRs S o ur c e : P a ci f ic mana g emen t .

– Highly Confidential –September 8, 2024Special Committee Discussion MaterialsProject Pacific

Exhibit (a)(5)(C) – Highly Confidential –September 8, 2024Special Committee Discussion MaterialsProject Pacific 1 – Highly Confidential – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors (the “Special Committee”) of Pacific (“Pacific” or the “Company”) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) SQUARESPACE, INC. (Name of Subject Company — Issuer) Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc. (Names of Filing Persons — Offerors) Accel Leaders 3 L.P. Acce

– H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 27, 2024

Exhibit (a)(5)(H) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 27, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name(s) of Person(s) Filing Statement) Class A Common Stock, par value $0.0001 per share Class B Common Stock, par value $0.0001 per share Class C Common

Project Pacific Discussion Materials for the Board of Directors May 12, 2024

Exhibit (a)(5)(I) Project Pacific Discussion Materials for the Board of Directors May 12, 2024 Disclaimer 1 This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Board of Directors (the “Board”) of Pacific (“Pacific” or the “Company” ) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

SKADDEN, ARPS, SLATE, MEAGHER & FLOM LLP ONE MANHATTAN WEST NEW YORK, NY 10001 TEL: (212) 735-3000 FAX: (212) 735-2000 September 26, 2024

SKADDEN, ARPS, SLATE, MEAGHER & FLOM LLP ONE MANHATTAN WEST NEW YORK, NY 10001 TEL: (212) 735-3000 FAX: (212) 735-2000 www.

Amended and Restated Offer To Purchase All Outstanding Shares of Common Stock SQUARESPACE, INC. $46.50 Per Share, in Cash Spaceship Group MergerCo, Inc., a wholly owned subsidiary of Spaceship Purchaser, Inc.

TABLE OF CONTENTS Exhibit (a)(1)(A) Amended and Restated Offer To Purchase All Outstanding Shares of Common Stock of SQUARESPACE, INC.

– H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 25, 2024

Exhibit (a)(5)(G) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 25, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

31 WEST 52ND STREET, 22ND FLOOR, NEW YORK, NY 10019 PHONE: (212) 380-2650 FAX: (212) 380-2651 WWW.CENTERVIEWPARTNERS.COM NEW YORK • LONDON • PARIS • SAN FRANCISCO • MENLO PARK

Exhibit (a)(5)(B) Centerview Partners LLC 31 West 52nd Street New York, NY 10019 September 8, 2024 The Special Committee of the Board of Directors Squarespace, Inc.

– Preliminary Working Draft Subject to Material Revision –

Exhibit (a)(5)(D) – Preliminary Working Draft Subject to Material Revision – March 26, 2024 Special Committee Discussion Materials Project Pacific 1 – Preliminary Working Draft Subject to Material Revision – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Squarespace, Inc.

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - AMENDMENT NO. 2 Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Michael Gosk c/o General Atlantic Service Company, L.P. 55 East 52nd Street, 33rd Floor New York, New York 10055

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13D/A Activist Investment

SC 13D/A 1 tm2424292d1sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Accel 500 University Avenue Palo Alto, California 94301 (650) 614-4800

Table 1: Transaction Valuation

Calculation of Filing Fee Tables Table 1: Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to be Paid 1 $ 6,463,862,976.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name(s) of Person(s) F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. (Name(s) of Person(s) Filing Statement) Class A Common Stock, par value $0.0001 per share Class B Common Stock, par value $0.0001 per share Class C Common Stock, par value $

SC TO-T/A

1 – Preliminary Working Draft Subject to Material Revision – Executive Summary ▪ Centerview met with Pacific Management on March 19 and shared a list of information requests to assess the current strategy and Management plan ▪ Management has develope

Exhibit (a)(5)(E) – Preliminary Working Draft Subject to Material Revision – Project Pacific Special Committee Discussion Materials April 9, 2024 Exhibit 16(c)(iv) 1 – Preliminary Working Draft Subject to Material Revision – Executive Summary ▪ Centerview met with Pacific Management on March 19 and shared a list of information requests to assess the current strategy and Management plan ▪ Managemen

Offer to Purchase All Outstanding Shares of Common Stock Squarespace, Inc. $46.50 Per Share in Cash Pursuant to the Offer to Purchase dated September 16, 2024 Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc.

Exhibit (a)(1)(C) Offer to Purchase   All Outstanding Shares of Common Stock   of   Squarespace, Inc.

31 WEST 52ND STREET, 22ND FLOOR, NEW YORK, NY 10019 PHONE: (212) 380-2650 FAX: (212) 380-2651 WWW.CENTERVIEWPARTNERS.COM NEW YORK • LONDON • PARIS • SAN FRANCISCO • MENLO PARK

Exhibit (a)(5)(B) Centerview Partners LLC 31 West 52nd Street New York, NY 10019 September 8, 2024 The Special Committee of the Board of Directors Squarespace, Inc.

Project Pacific Discussion Materials for the Board of Directors May 12, 2024

Exhibit (a)(5)(I) Project Pacific Discussion Materials for the Board of Directors May 12, 2024 Disclaimer 1 This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Board of Directors (the “Board”) of Pacific (“Pacific” or the “Company” ) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

– Highly Confidential –

Exhibit (a)(5)(J) – Highly Confidential – May 12, 2024 Special Committee Discussion Materials Project Pacific 1 – Highly Confidential – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors (the “Special Committee”) of Pacific (“Pacific” or the “Company”) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose.

Offer To Purchase All Outstanding Shares of Common Stock SQUARESPACE, INC. $46.50 Per Share, in Cash Spaceship Group MergerCo, Inc., a wholly owned subsidiary of Spaceship Purchaser, Inc.

TABLE OF CONTENTS Exhibit (a)(1)(A) Offer To Purchase All Outstanding Shares of Common Stock of SQUARESPACE, INC.

Offer to Purchase All Outstanding Shares of Common Stock Squarespace, Inc. $46.50 Per Share in Cash Pursuant to the Offer to Purchase dated September 16, 2024 Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc.

Exhibit (a)(1)(D) Offer to Purchase   All Outstanding Shares of Common Stock   of   Squarespace, Inc.

– H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 25, 2024

Exhibit (a)(5)(G) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 25, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 SOLICITATION/RECOMMENDATION STATEMENT UNDER SECTION 14(d)(4) OF THE SECURITIES EXCHANGE ACT OF 1934 Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (Name of Person(s) Filing Statement) Class A Common Stock, $0.0001 par value per share Class B Common Stock, $0.0001 par value per sh

LETTER OF TRANSMITTAL To Tender Shares of Common Stock of SQUARESPACE, INC. a Delaware $46.50 net per share, in cash, Pursuant to the Offer to Purchase Dated September 16, 2024 SPACESHIP GROUP MERGERCO, INC. a wholly owned subsidiary of SPACESHIP PUR

Exhibit (a)(1)(B) LETTER OF TRANSMITTAL To Tender Shares of Common Stock of   SQUARESPACE, INC.

AMENDMENT TO FEE FUNDING AGREEMENT

Exhibit (d)(7) CONFIDENTIAL Execution Version AMENDMENT TO FEE FUNDING AGREEMENT This AMENDMENT TO FEE FUNDING AGREEMENT (this “Amendment”) is entered into as of September 9, 2024 by and among Permira VIII - 1 SCSp, Permira VIII - 2 SCSp, Permira VIII AIV LP1 L.

AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT

Exhibit (d)(9) CONFIDENTIAL Execution Version AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT This Amended and Restated Tender and Support Agreement (this “Agreement”), dated as of September 16, 2024, is entered into by and among Squarespace, Inc.

EX-99.(A)(1)(E)

Exhibit (a)(1)(E)

Calculation of Filing Fee Tables Schedule TO (Form Type) Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associates L.P. Accel Leaders 3 Investors (2020) L.P. Accel Leaders 3 GP Associates L.L.C. General Atlantic, L.P. General

Exhibit 107 Calculation of Filing Fee Tables Schedule TO (Form Type) Accel Leaders 3 L.

– H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 27, 2024

Exhibit (a)(5)(H) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 27, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT

Exhibit (d)(10) CONFIDENTIAL Execution Version AMENDED AND RESTATED TENDER AND SUPPORT AGREEMENT This Amended and Restated Tender and Support Agreement (this “Agreement”), dated as of September 16, 2024, is entered into by and among (i) Accel Leaders 3 L.

– Preliminary Working Draft Subject to Material Revision – Project Pacific Specia l Committe e Discussio n Materials April 19, 2024

Exhibit (a)(5)(F) – Preliminary Working Draft Subject to Material Revision – Project Pacific Specia l Committe e Discussio n Materials April 19, 2024 – Preliminary Working Draft Subject to Material Revision – Overview of Pacific Management LRP Projections ▪ On April 18, 2024, Management provided Centerview with additional projections for the years 2028E and 2029E, as part of the l o ng - range plan (“LRP”) ▪ Today’s discussion is to review the additional years of the LRP with the Special Committee Historicals Management Projections CAGRs S o ur c e : P a ci f ic mana g emen t .

SECOND AMENDMENT TO EQUITY COMMITMENT LETTER

Exhibit (d)(5) CONFIDENTIAL Execution Version SECOND AMENDMENT TO EQUITY COMMITMENT LETTER This SECOND AMENDMENT TO EQUITY COMMITMENT LETTER (this “Amendment”) is entered into as of September 9, 2024 by and among Accel Leaders 4 L.

SECOND AMENDMENT TO EQUITY COMMITMENT LETTER

Exhibit (d)(6) CONFIDENTIAL Execution Version SECOND AMENDMENT TO EQUITY COMMITMENT LETTER This SECOND AMENDMENT TO EQUITY COMMITMENT LETTER (this “Amendment”) is entered into as of September 9, 2024 by and among Spaceship Purchaser, Inc.

– Preliminary Working Draft Subject to Material Revision –

Exhibit (a)(5)(D) – Preliminary Working Draft Subject to Material Revision – March 26, 2024 Special Committee Discussion Materials Project Pacific 1 – Preliminary Working Draft Subject to Material Revision – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Squarespace, Inc.

SECOND AMENDMENT TO INTERIM INVESTORS AGREEMENT

Exhibit (d)(8) CONFIDENTIAL Execution Version SECOND AMENDMENT TO INTERIM INVESTORS AGREEMENT This SECOND AMENDMENT TO INTERIM INVESTORS AGREEMENT (this “Amendment”) is entered into as of September 9, 2024 by and among Spaceship Intermediate 1, LP (the “Lead Investor”), Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Revocable Trust (“AC Revocable Trust”), Casalena Foundation (the “Foundation” and, together with Casalena, AC 2019 Family Trust and AC Revocable Trust, the “AC Entities”), General Atlantic (SQRS II), L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 SQUARESPACE, INC. (Name of Subject Company — Issuer) Spaceship Group Merger

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(D)(1) OR 13(E)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 SQUARESPACE, INC. (Name of Subject Company — Issuer) Spaceship Group MergerCo, Inc. a wholly owned subsidiary of Spaceship Purchaser, Inc. (Names of Filing Persons — Offerors) Accel Leaders 3 L.P. Accel Leaders 3 Entrep

– Highly Confidential –September 8, 2024Special Committee Discussion MaterialsProject Pacific

Exhibit (a)(5)(C) – Highly Confidential –September 8, 2024Special Committee Discussion MaterialsProject Pacific 1 – Highly Confidential – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors (the “Special Committee”) of Pacific (“Pacific” or the “Company”) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 SQUARESPACE, INC. (Name of Subject Company (Issuer)) Spaceship Group

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 SQUARESPACE, INC. (Name of Subject Company (Issuer)) Spaceship Group MergerCo, Inc. Spaceship Purchaser, Inc. (Name of Filing Persons—Offerors) Permira Advisers LLC Permira Management S.à r.l. Permira Portfolio Manageme

SQUARESPACE AND PERMIRA AMEND MERGER AGREEMENT TO INCREASE OFFER PRICE TO $46.50 PER SHARE IN CASH Stockholders to receive an increase of $2.50 per share over the previously announced transaction Purchase price reflects a 36% premium over the 90-day

Exhibit 99.1 SQUARESPACE AND PERMIRA AMEND MERGER AGREEMENT TO INCREASE OFFER PRICE TO $46.50 PER SHARE IN CASH Stockholders to receive an increase of $2.50 per share over the previously announced transaction Purchase price reflects a 36% premium over the 90-day volume weighted average trading price of $34.09, on May 10, 2024, the last trading day prior to the announcement of the original transact

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - AMENDMENT NO. 1 Activist Investment

SC 13D/A 1 eh24052908813da1-sqsp.htm AMENDMENT NO. 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Michael Gosk c/o General Atlantic Service Company, L.P. 55 E

SQSP / Squarespace, Inc. / Casalena Anthony - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Anthony Casalena c/o Squarespace, Inc. 225 Varick Street, 12th Floor New York, NY 10014 (646) 580-3456 w

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13D/A Activist Investment

SC 13D/A 1 tm2414910d1sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Accel 500 University Avenue Palo Alto, California 94301 (650) 614-4800

TENDER AND SUPPORT AGREEMENT

Exhibit 10.3 CONFIDENTIAL Execution Version TENDER AND SUPPORT AGREEMENT This Tender and Support Agreement (this “Agreement”), dated as of September 9, 2024, is entered into by and among (i) Accel Leaders 3 L.P., for itself and as nominee for Accel Leaders 3 L.P., Accel Leaders 3 Entrepreneurs L.P. and Accel Leaders 3 Investors (2020) L.P., (ii) Accel Growth Fund L.P., Accel Growth Fund Strategic

Team –

Exhibit 99.1 Team – We are pleased to share that this morning, Squarespace and Permira announced an amended merger agreement whereby Permira will increase their offer price to $46.50 per share, an increase of $2.50 per share over the previously agreed offer price. This improved deal values Squarespace at approximately $7.2 billion. Process / Valuation The revised offer price is an increase of 5.7%

Transaction highlights 1 Thorough process managed by fully independent Special Committee of the Board of Directors Highly attractive transaction price providing certain and immediate value to Squarespace shareholders Deliberate process, with ability

Exhibit 99.3 Squarespace Permira Tender Offer A compelling opportunity to maximize value for shareholders September 2024 Transaction highlights 1 Thorough process managed by fully independent Special Committee of the Board of Directors Highly attractive transaction price providing certain and immediate value to Squarespace shareholders Deliberate process, with ability to review and act upon superi

Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 9, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 (Rule 14d-101) Solicitation/Recommendation Statement Under Section 14(d)(4) of the Securities Exchange Act of 1934 Squarespace, Inc. (Name of Subject Company) Squa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14D-9 (Rule 14d-101) Solicitation/Recommendation Statement Under Section 14(d)(4) of the Securities Exchange Act of 1934 Squarespace, Inc. (Name of Subject Company) Squarespace, Inc. (Name of Persons Filing Statement) Class A Common Stock, par value $0.0001 per share Class B Common Stock, par value $0.0001 per share C

FAQ: Permira Increase in Offer Price

Exhibit 99.2 FAQ: Permira Increase in Offer Price Tender Offer / Transaction Closing Q. What was announced? A. Squarespace and Permira announced a revised definitive agreement under which Permira will acquire shares of Squarespace for $46.50 in cash through a tender offer. Q. What is a tender offer? What are the next steps in this process? How do I tender my shares? A. A tender offer is a public b

AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER by and among SPACESHIP PURCHASER, INC., SPACESHIP GROUP MERGERCO, INC. SQUARESPACE, INC. Dated as of September 9, 2024 TABLE OF CONTENTS

Exhibit 2.1 Execution Version AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER by and among SPACESHIP PURCHASER, INC., SPACESHIP GROUP MERGERCO, INC. and SQUARESPACE, INC. Dated as of September 9, 2024 TABLE OF CONTENTS Page Article I DEFINITIONS & INTERPRETATIONS 2 1.1 Certain Definitions 2 1.2 Additional Definitions 13 1.3 Certain Interpretations 15 Article II THE MERGER 18 2.1 The Merger 18 2.

TENDER AND SUPPORT AGREEMENT

Exhibit 10.2 CONFIDENTIAL Execution Version TENDER AND SUPPORT AGREEMENT This Tender and Support Agreement (this “Agreement”), dated as of September 9, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), General Atlantic (SQRS II), L.P. (the “Stockholder”) and Spaceship Purchaser, Inc., a Delaware corporation (“Parent” and together with the Company and the

TENDER AND SUPPORT AGREEMENT

Exhibit 10.1 CONFIDENTIAL Execution Version TENDER AND SUPPORT AGREEMENT This Tender and Support Agreement (this “Agreement”), dated as of September 9, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Revocable Trust (“AC Revocable Trust”), Casal

SQUARESPACE AND PERMIRA AMEND MERGER AGREEMENT TO INCREASE OFFER PRICE TO $46.50 PER SHARE IN CASH Stockholders to receive an increase of $2.50 per share over the previously announced transaction Purchase price reflects a 36% premium over the 90-day

Exhibit 99.1 SQUARESPACE AND PERMIRA AMEND MERGER AGREEMENT TO INCREASE OFFER PRICE TO $46.50 PER SHARE IN CASH Stockholders to receive an increase of $2.50 per share over the previously announced transaction Purchase price reflects a 36% premium over the 90-day volume weighted average trading price of $34.09, on May 10, 2024, the last trading day prior to the announcement of the original transact

AMENDMENT TO INTERIM INVESTORS AGREEMENT

Exhibit 16(d)(viii) CONFIDENTIAL Execution Version AMENDMENT TO INTERIM INVESTORS AGREEMENT This AMENDMENT TO INTERIM INVESTORS AGREEMENT (this “Amendment”) is entered into as of August 28, 2024, by and among Spaceship Intermediate 1, LP (the “Lead Investor”), Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Revocable Trust (“AC Revocable Trust”), Casalena Foundation (the “Foundation” and, together with Casalena, AC 2019 Family Trust and AC Revocable Trust, the “AC Entities”), General Atlantic (SQRS II), L.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 4) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Space

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 4) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, Inc. Spaceship Group MergerCo, Inc. Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associat

FIRST AMENDMENT TO EQUITY COMMITMENT LETTER

Exhibit 16(b)(viii) CONFIDENTIAL Execution Version FIRST AMENDMENT TO EQUITY COMMITMENT LETTER This FIRST AMENDMENT TO EQUITY COMMITMENT LETTER (this “Amendment”) is entered into as of August 28, 2024, by and among Accel Leaders 4 L.

FIRST AMENDMENT TO EQUITY COMMITMENT LETTER

Exhibit 16(b)(vii) CONFIDENTIAL Execution Version FIRST AMENDMENT TO EQUITY COMMITMENT LETTER This FIRST AMENDMENT TO EQUITY COMMITMENT LETTER (this “Amendment”) is entered into as of August 28, 2024, by and among, Spaceship Purchaser, Inc.

FIRST AMENDMENT TO SUPPORT AGREEMENT

Exhibit 16(d)(vi) CONFIDENTIAL Execution Version FIRST AMENDMENT TO SUPPORT AGREEMENT This FIRST AMENDMENT TO SUPPORT AGREEMENT (this “Amendment”) is entered into as of August 28, 2024, by and among Squarespace, Inc.

FIRST AMENDMENT TO THE SUPPORT AGREEMENT

Exhibit 16(d)(vii) CONFIDENTIAL Execution Version FIRST AMENDMENT TO THE SUPPORT AGREEMENT This First Amendment to the Support Agreement (this “Amendment”) is effective as of August 28, 2024, by and among Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box:  ☐ Preliminary Proxy Statement  ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ D

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 3) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Space

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 3) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, Inc. Spaceship Group MergerCo, Inc. Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associat

BLACKSTONE ALTERNATIVE CREDIT ADVISORS LP BLACKSTONE HOLDINGS FINANCE CO. L.L.C. 345 Park Avenue New York, New York 10154

Exhibit 16(b)(vi) Execution Version BLACKSTONE ALTERNATIVE CREDIT ADVISORS LP BLACKSTONE HOLDINGS FINANCE CO.

BLACKSTONE ALTERNATIVE CREDIT ADVISORS LP BLACKSTONE HOLDINGS FINANCE CO. L.L.C. 345 Park Avenue New York, New York 10154

EX-16.(B)(V) 2 ny20030653x10ex16bv.htm EXHIBIT 16(B)(V) Exhibit 16(b)(v) Execution Version BLACKSTONE ALTERNATIVE CREDIT ADVISORS LP BLACKSTONE HOLDINGS FINANCE CO. L.L.C. 345 Park Avenue New York, New York 10154 BLUE OWL CREDIT ADVISORS LLC BLUE OWL CAPITAL CORPORATION 399 Park Avenue, 37th Floor New York, New York 10022 ARES CAPITAL MANAGEMENT LLC 245 Park Avenue New York, NY 10029 CPPIB CREDIT

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Space

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, Inc. Spaceship Group MergerCo, Inc. Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associates L.P. Accel Lead

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PU

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement  ☐ Confidential, for Use of the Commission Only (as permitted by Rule

Squarespace Announces Second Quarter 2024 Financial Results

Exhibit 99.1 Squarespace Announces Second Quarter 2024 Financial Results NEW YORK, August 2, 2024 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build brands and businesses online, today announced results for the second quarter ended June 30, 2024. Second Quarter 2024 Financial Highlights •Total revenue grew 20% year over year to $296.8 million in the second qua

Skadden, Arps, Slate, Meagher & Flom llp

Skadden, Arps, Slate, Meagher & Flom llp FIRM/AFFILIATE OFFICES - BOSTON CHICAGO HOUSTON LOS ANGELES PALO ALTO WASHINGTON, D.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Space

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, Inc. Spaceship Group MergerCo, Inc. Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associates L.P. Accel Lead

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement  ☐ Confidential, for Use of the Commission Only (as permitted by Rule

Skadden, Arps, Slate, Meagher & Flom llp

Skadden, Arps, Slate, Meagher & Flom llp FIRM/AFFILIATE OFFICES - BOSTON CHICAGO HOUSTON LOS ANGELES PALO ALTO WASHINGTON, D.

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 21, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

16(c)(vi)* Discussion materials prepared by Centerview Partners LLC, dated April 25, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(vi) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 25, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

16(b)(ii)* Equity Commitment Letter, dated May 13, 2024, executed by Permira VIII - 1 SCSp, Permira VIII - 2 SCSp, Permira VIII AIV LP1 L.P., Permira VIII AIV LP2 L.P., Permira VIII CIS SCSp, Permira VIII CIS 2 SCSp, PILI 1 Portfolio SCSp, PILI 2 Portfolio SCSp, PILI 4 Portfolio SCSp, Permira Investment Capital LP, Permira Investment Capital II LP, Permira Investment Capital III LP and accepted and agreed to by Spaceship Purchaser, Inc., Spaceship Parent, LP, Spaceship HoldCo, LLC and Spaceship Intermediate, Inc.

EXHIBIT 16(b)(ii) CONFIDENTIAL Execution Version Equity Commitment Letter May 13, 2024 Spaceship Purchaser, Inc.

16(c)(ii)* Discussion materials prepared by Centerview Partners LLC, dated May 12, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(ii) – Highly Confidential – May 12, 2024 Special Committee Discussion Materials Project Pacific 1 – Highly Confidential – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors (the “Special Committee”) of Pacific (“Pacific” or the “Company”) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose.

16(f)* Section 262 of the Delaware General Corporation Law.

Exhibit (f) 8 Del.C. § 262 § 262. Appraisal rights (a) Any stockholder of a corporation of this State who holds shares of stock on the date of the making of a demand pursuant to subsection (d) of this section with respect to such shares, who continuously holds such shares through the effective date of the merger, consolidation, conversion, transfer, domestication or continuance, who has otherwise

16(b)(i)* Fee Funding Agreement, dated May 13, 2024, executed by Permira VIII - 1 SCSp, Permira VIII - 2 SCSp, Permira VIII AIV LP1 L.P., Permira VIII AIV LP2 L.P., Permira VIII CIS SCSp, Permira VIII CIS 2 SCSp, PILI 1 Portfolio SCSp, PILI 2 Portfolio SCSp, PILI 4 Portfolio SCSp, Permira Investment Capital LP, Permira Investment Capital II LP, Permira Investment Capital III LP and accepted and agreed to by Spaceship Purchaser, Inc. and Squarespace, Inc.

EXHIBIT 16(b)(i) CONFIDENTIAL Execution Version FEE FUNDING AGREEMENT This Fee Funding Agreement, dated as of May 13, 2024 (this “Agreement”), is by and among each of the undersigned Persons identified as a Funding Party on Schedule A hereto (each a “Funding Party” and, collectively, the “Funding Parties”), Spaceship Purchaser, Inc.

107* Filing Fee Table.

Exhibit 107 CALCULATION OF FILING FEE TABLES Schedule 13E-3 (Form Type) Squarespace, Inc.

16(d)(v)* Interim Investors Agreement, dated as of May 13, 2024, by and among Spaceship Intermediate 1, LP, Spaceship Holdings GP 2, LLC, Spaceship Holdings MLP 1, LLC, Anthony Casalena, Anthony Casalena 2019 Family Trust, Anthony Casalena Revocable Trust, Casalena Foundation, General Atlantic (SQRS II), L.P.; Accel Leaders 3 L.P. and affiliated funds, Accel Leaders 4 L.P. and affiliated funds.

Exhibit 16(d)(v) Execution Version INTERIM INVESTORS AGREEMENT This Interim Investors Agreement (this “Agreement”) is made as of May 13, 2024 by and among Spaceship Intermediate 1, LP (the “Lead Investor”); Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Revocable Trust (“AC Revocable Trust”), Casalena Foundation (the “Foundation” and, together with Casalena, AC 2019 Family Trust and AC Revocable Trust, the “AC Entities”); General Atlantic (SQRS II), L.

16(b)(iv)* Commitment Letter, dated May 13, 2024, executed by Blackstone Alternative Credit Advisors LP, Blackstone Holdings Finance Co. L.L.C., Blue Owl Credit Advisors LLC, Blue Owl Capital Corporation, Ares Capital Management LLC and accepted and agreed to by Spaceship Purchaser, Inc.

Exhibit 16(b)(iv) Execution Version BLACKSTONE BLUE OWL CREDIT ARES CAPITAL ALTERNATIVE CREDIT ADVISORS LLC MANAGEMENT LLC ADVISORS LP BLUE OWL CAPITAL 245 Park Avenue BLACKSTONE HOLDINGS CORPORATION New York, NY 10029 FINANCE CO.

16(c)(v)* Discussion materials prepared by Centerview Partners LLC, dated April 19, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(v) – Preliminary Working Draft Subject to Material Revision – Project Pacific Specia l Committe e Discussio n Materials April 19, 2024 – Preliminary Working Draft Subject to Material Revision – Overview of Pacific Management LRP Projections ▪ On April 18, 2024, Management provided Centerview with additional projections for the years 2028E and 2029E, as part of the l o ng - range plan (“LRP”) ▪ Today’s discussion is to review the additional years of the LRP with the Special Committee Historicals Management Projections CAGRs S o ur c e : P a ci f ic mana g emen t .

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement  ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))  ☐ D

16(c)(ix)* Discussion Materials of Goldman Sachs & Co. LLC to Permira, dated April 12, 2024

Exhibit 16(c)(ix) PRELIMINARY DRAFT SUBJECT TO FURTHER DUE DILIGENCE AND REVIEW Discussion Materials Project Surveyor Goldman Sachs & Co.

16(c)(iv)* Discussion materials prepared by Centerview Partners LLC, dated April 9, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(iv) – Preliminary Working Draft Subject to Material Revision – Project Pacific Special Committee Discussion Materials April 9, 2024 Exhibit 16(c)(iv) 1 – Preliminary Working Draft Subject to Material Revision – Executive Summary ▪ Centerview met with Pacific Management on March 19 and shared a list of information requests to assess the current strategy and Management plan ▪ Managemen

16(c)(vii)* Discussion materials prepared by Centerview Partners LLC, dated April 27, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(vii) – H ighl y Confident ia l Draf t – Project Pacific Specia l Committe e Discussio n Materials April 27, 2024 1 – H ighl y Confident ia l Draf t – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Pacific (“Pacific”, the “Company” or the ” Special Committee “) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

16(c)(iii)* Discussion materials prepared by Centerview Partners LLC, dated March 26, 2024, for the Special Committee of the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(iii) – Preliminary Working Draft Subject to Material Revision – March 26, 2024 Special Committee Discussion Materials Project Pacific 1 – Preliminary Working Draft Subject to Material Revision – Disclaimer This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Special Committee of Board of Directors of Squarespace, Inc.

16(c)(viii)* Discussion materials prepared by Centerview Partners LLC, dated May 12, 2024, for the Board of Directors of Squarespace, Inc.

Exhibit 16(c)(viii) Project Pacific Discussion Materials for the Board of Directors May 12, 2024 Disclaimer 1 This presentation has been prepared by Centerview Partners LLC (“Centerview”) for use solely by the Board of Directors (the “Board”) of Pacific (“Pacific” or the “Company” ) in connection with its evaluation of a proposed strategic alternatives for Pacific and for no other purpose .

16(c)(x)* Discussion Materials of Goldman Sachs & Co. LLC to Permira, dated April 12, 2024

Exhibit 16(c)(x) PRELIMINARY DRAFT SUBJECT TO FURTHER DUE DILIGENCE AND REVIEW Discussion Materials Precedent Transaction Data Goldman Sachs & Co.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 SQUARESPACE, INC. (Name of the Issuer) Squarespace, Inc. Spaceship Purchaser, Inc. Spaceship Group MergerCo, Inc. Accel Leaders 3 L.P. Accel Leaders 3 Entrepreneurs L.P. Accel Leaders 3 Associates L.P. Accel Leaders 3 Investors (2

CALCULATION OF FILING FEE TABLES Schedule 14A (Form Type) Squarespace, Inc. (Exact Name of Registrant and Name of Person Filing Statement) Table 1: Transaction Valuation

Exhibit 107 CALCULATION OF FILING FEE TABLES Schedule 14A (Form Type) Squarespace, Inc.

16(b)(iii)* Equity Commitment Letter, dated May 13, 2024, executed by Accel Leaders 4 L.P. (“Accel 4”), for itself and as nominee for, Accel Leaders 4 L.P., Accel Leaders 4 Entrepreneurs L.P., and Accel Leaders 4 Investors (2022) L.P. and Accel Leaders 3 L.P., for itself and as nominee for Accel Leaders 3 L.P., Accel Leaders 3 Entrepreneurs L.P. and Accel Leaders 3 Investors (2020) L.P. and accepted and agreed to by Spaceship Purchaser, Inc., Spaceship Parent, LP, Spaceship HoldCo, LLC and Spaceship Intermediate, Inc.

EXHIBIT 16(b)(iii) CONFIDENTIAL Execution Version Equity Commitment Letter May 13, 2024 Spaceship Purchaser, Inc.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 4, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Accel 500 University Avenue Palo Alto, California 94301 (650) 614-4800 (Name, Address and Telephone Number of Pers

SQSP / Squarespace, Inc. / Casalena Anthony - SC 13D Activist Investment

SC 13D 1 d768690dsc13d.htm SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Anthony Casalena c/o Squarespace, Inc. 225 Varick Street, 12th Floor New York, N

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) Michael Gosk c/o General Atlantic Service Company, L.P. 55 East 52nd Street, 33rd Floor New York, New York 10055 (

Agreement relating to the filing of joint acquisition statements as required by Rule 13d-1(k)(1) under the Exchange Act.

EX-99.1 2 eh240481094ex9901.htm EXHIBIT 1 EXHIBIT 1 JOINT ACQUISITION STATEMENT PURSUANT TO RULE 13D-1(k)(1) The undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13D shall be filed on behalf of each of the undersigned without the necessity of filing additiona

Agreement relating to the filing of joint acquisition statements as required by Rule 13d-1(k)(1) under the Exchange Act.

EX-99.1 2 d768690dex991.htm EX-99.1 EXHIBIT 1 JOINT ACQUISITION STATEMENT PURSUANT TO RULE 13D-1(k)(1) The undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13D shall be filed on behalf of each of the undersigned without the necessity of filing additional join

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

Agreement and Plan of Merger, dated as of May 13, 2024, by and among Squarespace, Inc., Spaceship Purchaser, Inc. and Spaceship Group Merger

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among SPACESHIP PURCHASER, INC., SPACESHIP GROUP MERGERCO, INC. and SQUARESPACE, INC. Dated as of May 13, 2024 i TABLE OF CONTENTS Page Article I DEFINITIONS & INTERPRETATIONS .........................................................................3 1.1 Certain Definitions .............................................................................

, 2024, by and among Squarespace, Inc., Anthony Casalena, Anthony Casalena 2019 Family Trust, Anthony Casalena Revocable Trust, Casalena Foundation. and Spaceship Purchaser, Inc.

Exhibit 10.1 SUPPORT AGREEMENT This Support Agreement (this “Agreement”), dated as of May 13, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), Anthony Casalena (“Casalena”), Anthony Casalena 2019 Family Trust (“AC 2019 Family Trust”), Anthony Casalena Revocable Trust (“AC Revocable Trust”), Casalena Foundation (the “Foundation” and, together with Casale

Squarespace to Go Private in $6.9B All-Cash Transaction with Permira Stockholders will receive $44.00 per share in cash, which represents a premium of 29% over the 90-day volume weighted average trading price of $34.09 Anthony Casalena is rolling ove

Exhibit 99.1 Squarespace to Go Private in $6.9B All-Cash Transaction with Permira Stockholders will receive $44.00 per share in cash, which represents a premium of 29% over the 90-day volume weighted average trading price of $34.09 Anthony Casalena is rolling over a substantial majority of his existing equity and will continue to lead Squarespace as Chief Executive Officer Long-term Investors Gene

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

, 2024, by and among Squarespace, Inc., General Atlantic (SQRS II), L.P. and Spaceship Purchaser, Inc.

Exhibit 10.2 SUPPORT AGREEMENT This Support Agreement (this “Agreement”), dated as of May 13, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), General Atlantic (SQRS II), L.P. (the “Stockholder”) and Spaceship Purchaser, Inc., a Delaware corporation (“Parent”). Capitalized terms used but not defined herein shall have the meanings given to them in the Me

, 2024, by and among Squarespace, Inc., Accel Leaders 3 L.P. and affiliated funds, and Spaceship Purchaser, Inc.

Exhibit 10.3 SUPPORT AGREEMENT This Support Agreement (this “Agreement”), dated as of May 13, 2024, is entered into by and among Squarespace, Inc., a Delaware corporation (the “Company”), (i) Leaders 3 L.P., for itself and as nominee for Accel Leaders 3 L.P., Accel Leaders 3 Entrepreneurs L.P. and Accel Leaders 3 Investors (2020) L.P., and (ii) Accel Growth Fund L.P., Accel Growth Fund Strategic P

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 13, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0375

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT P

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0

Squarespace Announces First Quarter 2024 Financial Results Revenue Increased 19% in the First Quarter; FY24 Revenue Guidance Raised to 19%

Exhibit 99.1 Squarespace Announces First Quarter 2024 Financial Results Revenue Increased 19% in the First Quarter; FY24 Revenue Guidance Raised to 19% NEW YORK, May 7, 2024 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build brands and businesses online, today announced results for the first quarter ended March 31, 2024. “We had a strong start to 2024, with Q1

Form of Performance Restricted Stock Unit Award Agreement pursuant to the Squarespace, Inc. 2021 Equity Incentive Plan.

Exhibit 10.1 SQUARESPACE, INC. PERFORMANCE RESTRICTED STOCK UNIT GRANT NOTICE (2021 EQUITY INCENTIVE PLAN) Squarespace, Inc. (the “Company”), pursuant to its 2021 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Performance Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“PRSUs”) set forth below (the “Award”). The Award is subject to all of the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

` UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2) x Defi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2) ¨ Defini

SQSP / Squarespace, Inc. / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Squarespace, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 85225A107 (CUSIP Number) March 29, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

uarespace, Inc. Compensation R

Exhibit 10.26 SQUARESPACE, INC. COMPENSATION RECOVERY POLICY Statement of Intent. The Compensation Committee (“Compensation Committee”) of the Board of Directors (“Board”) of Squarespace, Inc. (“Squarespace”) believes that it is in the best interest of Squarespace and its stockholders to encourage outstanding leadership, accountability and responsible risk taking that benefits the growth of Square

List of Subsidiaries.

Exhibit 21.1 LIST OF SUBSIDIARIES Subsidiaries of Squarespace, Inc. Name of Entity Jurisdiction of Incorporation or Organization Squarespace Ireland Limited Ireland Tock LLC Delaware * Pursuant to Item 601(b)(21)(ii) of Regulation S-K, the names of other subsidiaries of Squarespace, Inc. are omitted because, considered in the aggregate, they would not constitute a significant subsidiary as of the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 28, 2024 Squarespace, In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 28, 2024 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-403

Squarespace Announces Fourth Quarter and Full Year 2023 Financial Results and $500 Million Share Repurchase Authorization Revenue Increased 18% in the Fourth Quarter and 17% for the Full Year 2023, Topping $1 Billion Squarespace to Host Investor Day

Exhibit 99.1 Squarespace Announces Fourth Quarter and Full Year 2023 Financial Results and $500 Million Share Repurchase Authorization Revenue Increased 18% in the Fourth Quarter and 17% for the Full Year 2023, Topping $1 Billion Squarespace to Host Investor Day on May 15, 2024 NEW YORK, February 28, 2024 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build bran

SQSP / Squarespace, Inc. / Index Ventures Growth I (Jersey) L.P. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to d

SQSP / Squarespace, Inc. / Casalena Anthony - SCHEDULE 13G, AMENDMENT NO. 1 Passive Investment

SC 13G/A 1 sc13ga1.htm SCHEDULE 13G, AMENDMENT NO. 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* SQUARESPACE, INC. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of th

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - AMENDMENT NO. 1 Passive Investment

SC 13G/A 1 eh24044757813ga1-square.htm AMENDMENT NO. 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of

SQSP / Squarespace, Inc. / VANGUARD GROUP INC - SCHEDULE 13G Passive Investment

SC 13G 1 tv01978-squarespaceincclassa.htm SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: Squarespace, Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 85225A107 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pu

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13G/A Passive Investment

SC 13G/A 1 tm245965d2sc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. 2)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities)

SQSP / Squarespace, Inc. / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 85225A107 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desig

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 2

Underwriting Agreement, dated November 15, 2023, among Squarespace, Inc., GENERAL ATLANTIC (SQRS) LP, GENERAL ATLANTIC (SQRS II)

Exhibit 1.1 Execution Version SQUARESPACE, INC. 6,000,000 Shares of Class A Common Stock Underwriting Agreement November 15, 2023 J.P. Morgan Securities LLC As Representative of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 Ladies and Gentlemen: Certain stockholders named in Schedule 2 hereto (the “Selling Stockholde

6,000,000 Shares Squarespace, Inc. Class A Common Stock

Filed Pursuant to Rule 424(b)(7) Registration No. 333-274481 PROSPECTUS SUPPLEMENT (To Prospectus dated September 12, 2023) 6,000,000 Shares Squarespace, Inc. Class A Common Stock The selling stockholder identified herein is offering 6,000,000 shares of our Class A common stock, par value $0.0001 per share (“Class A common stock”). We are not selling any shares under this prospectus supplement and

Calculation of Filing Fee Table (Form Type) Squarespace, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(7) (Form Type) Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2023 Squarespace, In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 2

2

Exhibit 99.1 Squarespace Announces Secondary Offering of Class A Common Stock NEW YORK, Nov. 15, 2023 – Squarespace, Inc. (NYSE: SQSP) (“Squarespace” or the “Company”), the design-driven platform helping entrepreneurs build brands and businesses online, today announced that General Atlantic (the “selling stockholder”) intends to offer 6,000,000 shares of the Company’s Class A common stock (“Class

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

Squarespace Announces Third Quarter 2023 Financial Results

Exhibit 99.1 Squarespace Announces Third Quarter 2023 Financial Results NEW YORK, November 7, 2023 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build brands and businesses online, today announced results for the third quarter ended September 30, 2023. “We are on track to exceed $1 billion in total revenue by the end of 2023, a significant milestone for Squares

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Confirmed FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 12, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-40393 20-0375811 (State or Other Jurisdiction of Incorporation) (Commission Fi

(SQRS) LP and J.P. Morgan Securities LLC and Citigroup Global Markets Inc., as representatives to the several underwriters named therein.

Exhibit 1.1 SQUARESPACE, INC. 5,000,000 Shares of Class A Common Stock Underwriting Agreement September 12, 2023 J.P. Morgan Securities LLC Citigroup Global Markets Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 c/o Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013

Calculation of Filing Fee Table (Form Type) Squarespace, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amoun

Exhibit 107 Calculation of Filing Fee Table 424(b)(7) (Form Type) Squarespace, Inc.

5,000,000 Shares Squarespace, Inc. Class A Common Stock

Filed Pursuant to Rule 424(b)(7) Registration No. 333-274481 PROSPECTUS SUPPLEMENT (To Prospectus dated September 12, 2023) 5,000,000 Shares Squarespace, Inc. Class A Common Stock The selling stockholder identified herein is offering 5,000,000 shares of our Class A common stock, par value $0.0001 per share (“Class A common stock”). We are not selling any shares under this prospectus supplement and

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-3 (Form Type) Squarespace, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forw

As filed with the Securities and Exchange Commission on September 12, 2023

As filed with the Securities and Exchange Commission on September 12, 2023 Registration No.

Form of Indenture for debt securities between the registrant and the trustee to be named therein.

Exhibit 4.3 SQUARESPACE, INC. INDENTURE Dated as of , DEBT SECURITIES Trustee Reconciliation and tie between Trust Indenture Act of 1939 and Indenture* Trust Indenture Act Section Indenture Section § 310 (a) 11.04(a), 16.02 (b) 11.01(f), 11.04(b), 11.05(1), 16.02 (b)(1) 11.04(b), 16.02 § 311 11.01(f), 16.02 § 312 14.02(d), 16.02 (b) 11.10, 16.02 (c) 11.10, 16.02 § 313 (a) 10.01(a), 16.02 § 314 16.

SUBJECT TO COMPLETION, DATED SEPTEMBER 12, 2023

Filed Pursuant to Rule 424(b)(7) Registration No. 333-274481 THE INFORMATION IN THIS PRELIMINARY PROSPECTUS SUPPLEMENT IS NOT COMPLETE AND MAY BE CHANGED. THIS PRELIMINARY PROSPECTUS SUPPLEMENT AND THE ACCOMPANYING PROSPECTUS ARE NOT AN OFFER TO SELL AND ARE NOT SOLICITING AN OFFER TO BUY THESE SECURITIES IN ANY JURISDICTION WHERE THE OFFER OR SALE IS NOT PERMITTED. SUBJECT TO COMPLETION, DATED SE

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August 18, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2023 Squarespace, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Confirmed FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Nu

Amendment No. 1 to the Amended and Restated Credit Agreement, dated June 15, 2023

ex-101sqspq223 Execution Version AMENDMENT NO. 1 AMENDMENT NO. 1, dated as of June 15, 2023 (this “Amendment”) to the Amended and Restated Credit Agreement, dated as of December 11, 2020, among SQUARESPACE, INC., a Delaware corporation (the “Borrower”), the lending institutions from time to time parties thereto (collectively, the “Lenders”), and JPMORGAN CHASE BANK, N.A., as the Administrative Age

Squarespace Announces Second Quarter 2023 Financial Results

Exhibit 99.1 Squarespace Announces Second Quarter 2023 Financial Results NEW YORK, August 8, 2023 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build brands and businesses online, today announced results for the second quarter ended June 30, 2023. “We are thrilled to report another strong quarter with revenue growth accelerating to 16% year over year as entrepr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00

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July 27, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

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June 16, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

Squarespace Enters Definitive Agreement to Acquire Google Domains Assets Transfer Of Approximately 10 Million Domains Expands Squarespace’s Leading Domains Business And Opens Up Millions To Its Platform Offerings

Exhibit 99.1 Squarespace Enters Definitive Agreement to Acquire Google Domains Assets Transfer Of Approximately 10 Million Domains Expands Squarespace’s Leading Domains Business And Opens Up Millions To Its Platform Offerings New York, June 15, 2023 – Squarespace Inc. (NYSE: SQSP), the design-driven platform helping entrepreneurs build brands and businesses online, announced today it has entered i

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 15, 2023 Squarespace, Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 15, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 6, 2023 Squarespace, Inc. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 6, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

Squarespace Announces First Quarter 2023 Financial Results Core business outperforms, delivering 14% topline growth; Customer acquisition strength in March drives full-year guidance higher; Unlevered free cash flow margin of 28% resulting from pricin

Exhibit 99.1 Squarespace Announces First Quarter 2023 Financial Results Core business outperforms, delivering 14% topline growth; Customer acquisition strength in March drives full-year guidance higher; Unlevered free cash flow margin of 28% resulting from pricing success and marketing efficiency NEW YORK, May 9, 2023 — Squarespace, Inc. (NYSE: SQSP), the design-driven platform helping entrepreneu

Form of Performance Restricted Stock Unit Award Agreement pursuant to the Squarespace, Inc. 2021 Equity Incentive Plan.

Exhibit 10.1 SQUARESPACE, INC. PERFORMANCE RESTRICTED STOCK UNIT GRANT NOTICE (2021 EQUITY INCENTIVE PLAN) Squarespace, Inc. (the “Company”), pursuant to its 2021 Equity Incentive Plan (the “Plan”), hereby awards to Participant a Performance Restricted Stock Unit Award for the number of shares of the Company’s Common Stock (“PRSUs”) set forth below (the “Award”). The Award is subject to all of the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 Squarespace, Inc. (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0375

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2) ¨ Defini

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2) x Defini

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-403

List of Subsidiaries.

Exhibit 21.1 LIST OF SUBSIDIARIES Direct and Indirect Subsidiaries of Squarespace, Inc. Name of Entity Jurisdiction of Incorporation or Organization Squarespace Ireland Limited Ireland Squarespace Domains LLC Delaware Unfold Creative, LLC Delaware Tock LLC Delaware Squarespace UK Limited United Kingdom Squarespace Australia Pty Ltd Australia Squarespace Netherlands B.V. Netherlands Videolicious Po

Squarespace Announces Fourth Quarter and Full Year 2022 Financial Results

Exhibit 99.1 Squarespace Announces Fourth Quarter and Full Year 2022 Financial Results NEW YORK, March 7, 2023 — Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced results for the fourth quarter and year ended December 31, 2022. “We had another strong quarter and full year of financial results,” said Anthony Casalena, Founder & CEO of Squarespac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2023 Squarespace, Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2023 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 20

SQSP / Squarespace, Inc. / Index Ventures Growth I (Jersey) L.P. - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate

Squarespace Announces Third Quarter 2022 Financial Results

Exhibit 99.1 Squarespace Announces Third Quarter 2022 Financial Results NEW YORK, November 8, 2022 — Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced results for the third quarter ended September 30, 2022. “We delivered another solid quarter of strong total revenue, margin, and cash flow,” said Anthony Casalena, Founder & CEO of Squarespace. “

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 8, 2022 Squarespace, Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 8, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

Squarespace Announces Appointment of Nathan Gooden as Chief Financial Officer

Exhibit 99.1 Squarespace Announces Appointment of Nathan Gooden as Chief Financial Officer NEW YORK, October 12, 2022 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced the appointment of Nathan Gooden as its Chief Financial Officer and Treasurer, effective October 18, 2022. Gooden has more than two decades of financial leadership in the techn

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 12, 2022 Squarespace, Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 12, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0

Squarespace Announces Appointment of Neela Montgomery to Board of Directors

Exhibit 99.1 Squarespace Announces Appointment of Neela Montgomery to Board of Directors NEW YORK, August 01, 2022 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced the expansion of its board of directors with the appointment of Neela Montgomery, effective August 3, 2022. ?We are pleased to welcome Neela Montgomery to the Squarespace Board,?

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

Squarespace Announces Second Quarter 2022 Financial Results

Exhibit 99.1 Squarespace Announces Second Quarter 2022 Financial Results NEW YORK, July 25, 2022 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced results for the second quarter ended June 30, 2022. ?Squarespace achieved $213 million in revenue, growing 12% year over year in constant currency,? said Anthony Casalena, Founder & CEO of Squaresp

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 2, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 10, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

Squarespace Announces First Quarter 2022 Financial Results and $200 Million Share Repurchase Program

Exhibit 99.1 Squarespace Announces First Quarter 2022 Financial Results and $200 Million Share Repurchase Program NEW YORK, May 12, 2022 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced results for the first quarter ended March 31, 2022. ?Our Q1 results mark another strong quarter of growth,? said Anthony Casalena, Founder & CEO of Squarespa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 tm229768d2defa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.??) Filed by the Registrant?? Filed by a Party other than the Registrant?? Check the appropriate box: ? Preliminary Proxy Statement ? ? Confidential, for Use of the Commission Only (as permitted by Rule

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 12, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0

List of Subsidiaries

Exhibit 21.1 LIST OF SUBSIDIARIES Direct and Indirect Subsidiaries of Squarespace, Inc. Name of Entity Jurisdiction of Incorporation or Organization Squarespace Ireland Limited Ireland Squarespace Domains LLC Delaware Unfold Creative, LLC Delaware Tock LLC Delaware Squarespace UK Limited United Kingdom Squarespace Australia Pty Ltd Australia Squarespace Netherlands B.V. Netherlands Videolicious Po

Description of Securities.

Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK As of the date of the Annual Report on Form 10-K of which this Exhibit is a part, Squarespace, Inc. (?we,? ?our? or ?us?) had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the ?Exchange Act?): our Class A common stock, par value $0.0001 per share. The following description summarizes certain importan

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-403

Squarespace Announces Fourth Quarter and Full Year 2021 Financial Results

Exhibit 99.1 Squarespace Announces Fourth Quarter and Full Year 2021 Financial Results NEW YORK, March 7, 2022 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform, today announced results for the fourth quarter and fiscal year ended December 31, 2021. ?2021 was an incredible year for Squarespace that exceeded our guidance, as we delivered record revenue and tot

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2022 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-03

SQSP / Squarespace, Inc. / Index Ventures Growth I (Jersey) L.P. - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate t

SQSP / Squarespace, Inc. / Accel Growth Fund L.P. - SC 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 202

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT Each of the undersigned, pursuant to Rule 13d-1(k)(1) under the Act, hereby agrees and acknowledges that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of the Class A Common Stock and the information required by this Schedule 13G, to which this Agreement is attached as

SQSP / Squarespace, Inc. / Casalena Anthony - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* SQUARESPACE, INC. (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate t

SQSP / Squarespace, Inc. / GENERAL ATLANTIC LLC - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Squarespace, Inc. (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 85225A107 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q/A [Mark One] ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Num

Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 10, 2021 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 8, 2021 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20

Squarespace Announces Third Quarter 2021 Financial Results

Exhibit 99.1 Squarespace Announces Third Quarter 2021 Financial Results NEW YORK, November 8, 2021 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform that enables millions to build a brand and transact with their customers in an impactful and beautiful online presence, today announced results for its third quarter ended September 30, 2021. ?Squarespace had ano

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2021 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-0

Squarespace Announces Second Quarter 2021 Financial Results

Exhibit 99.1 Squarespace Announces Second Quarter 2021 Financial Results NEW YORK, August 9, 2021 ? Squarespace, Inc. (NYSE: SQSP), the all-in-one website building and ecommerce platform that enables millions to build a brand and transact with their customers in an impactful and beautiful online presence, today announced results for its second quarter ended June 30, 2021. ?We are incredibly proud

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [Mark One] ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00

As filed with the Securities and Exchange Commission on August 4, 2021.

As filed with the Securities and Exchange Commission on August 4, 2021. Registration No. 333-255284 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SQUARESPACE, INC. (Exact name of registrant as specified in its charter) Delaware 7372 20-0375811 (State or other jurisdiction of

TABLE OF CONTENTS

TABLE OF CONTENTS ?Filed Pursuant to Rule 424(b)(4) ?Registration No. 333-255284 ? ? TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS? TABLE OF CONTENTS ? ? ? Page ? About This Prospectus ? ? ? ? ii ? ? Prospectus Summary ? ? ? ? 1 ? ? Risk Factors ? ? ? ? 11 ? ? Cautionary Note Regardi

SQUARESPACE RELEASES FINANCIAL OUTLOOK FOR SECOND QUARTER AND FISCAL YEAR 2021

Exhibit 99.1 SQUARESPACE RELEASES FINANCIAL OUTLOOK FOR SECOND QUARTER AND FISCAL YEAR 2021 NEW YORK, May 10, 2021 ? (PRNewswire) ? Squarespace, Inc. (the ?Company?), the all-in-one website building and ecommerce platform that enables millions to build a brand and transact with their customers in an impactful and beautiful online presence, today issued guidance for its second quarter ending June 3

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 10, 2021 Squarespace, Inc. (Exact name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 001-40393 (Commission File Number) 20-037

Amended and Restated Certificate of Incorporation of the Registrant.

Exhibit 4.2 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF SQUARESPACE, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) May 10, 2021 Squarespace, Inc., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the ?General Corporation Law?), DOES HEREBY CERTIFY: FIRST: Th

Amended and Restated Bylaws of the Registrant.

Exhibit 4.3 AMENDED AND RESTATED BYLAWS OF SQUARESPACE, INC. A Delaware Corporation May 10, 2021 TABLE OF CONTENTS Page ARTICLE I OFFICES Section 1. Registered Office 1 Section 2. Other Offices 1 ARTICLE II MEETINGS OF STOCKHOLDERS Section 1. Place of Meetings 1 Section 2. Annual Meetings 1 Section 3. Special Meetings. 1 Section 4. Notice 2 Section 5. Adjournments and Postponements 2 Section 6. Qu

Squarespace, Inc. 2021 Equity Incentive Plan.

Exhibit 99.1 Squarespace, Inc. 2021 Equity Incentive Plan Adopted by the Board of Directors: March 25, 2021 Approved by the Stockholders: May 3, 2021 1. General. (a) Successor to and Continuation of Prior Plan. The Plan is not intended to be the successor to and continuation of the Company?s 2017 Equity Incentive Plan (the ?Prior Plan?). From and after 12:01 a.m. Eastern time on the Effective Date

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As filed with the Securities and Exchange Commission on May 10, 2021 Registration No.

Squarespace, Inc. 2021 Employee Stock Purchase Plan.

Exhibit 99.2 SQUARESPACE, INC. 2021 EMPLOYEE STOCK PURCHASE PLAN ADOPTED BY THE BOARD OF DIRECTORS: MARCH 25, 2021 APPROVED BY THE STOCKHOLDERS: MAY 3, 2021 1. GENERAL; PURPOSE. (a) ???????????The Plan provides a means by which Eligible Employees of the Company and certain designated Related Corporations may be given an opportunity to purchase shares of Common Stock. The Plan permits the Company t

Form 8-A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) or (g) OF THE SECURITIES EXCHANGE ACT OF 1934 SQUARESPACE, INC. (Exact name of registrant as specified in its charter) Delaware 20-0375811 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 225

May 7, 2021

CORRESP 1 filename1.htm May 7, 2021 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, DC 20549-3561 Attn: Lisa Etheredge Robert Littlepage Mitchell Austin Larry Spirgel Re: Squarespace, Inc. Registration Statement on Form S-1 File No. 333-255284 Acceleration Request Requested Date: Monday, May 10, 2021 Requested Time: 4:15 p.m. Eastern Time

Amendment No. 2 to the Registrant’s Registration Statement on Form S-1

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 3, 2021.

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Skadden, Arps, Slate, Meagher & Flom llp One Manhattan West New York, NY 10001 TEL: (212) 735-3000 FAX: (212) 735-2000 www.

Form of Stock Option Agreement pursuant to the Squarespace, Inc. Amended and Restated 2008 Equity Incentive Plan.

Exhibit 10.13 SQUARESPACE, INC. AMENDED AND RESTATED 2008 EQUITY INCENTIVE PLAN STOCK OPTION agreement This Stock Option Agreement (the ?Agreement?) was made effective as of the date of grant set forth below (the ?Date of Grant?) by and between SQUARESPACE, INC., a Delaware corporation (the ?Company?), and the participant named below (the ?Participant?). Capitalized terms not defined herein shall

Squarespace, Inc. Amended and Restated 2008 Equity Incentive Plan.

Exhibit 10.12 Squarespace, Inc. AMENDED AND RESTATED 2008 EQUITY INCENTIVE PLAN 1.????????????PURPOSE. The purpose of this Plan is to provide incentives to attract, retain and motivate eligible persons whose present and potential contributions are important to the success of the Company, and its Affiliates, by offering them an opportunity to participate in the Company?s future performance through

Form of Stock Option Agreement pursuant to the Squarespace, Inc. Amended 2008 Equity Incentive Plan.

Exhibit 10.11 SQUARESPACE, INC. AMENDED 2008 EQUITY INCENTIVE PLAN STOCK OPTION agreement This Stock Option Agreement (the ?Agreement?) was made effective as of the date of grant set forth below (the ?Date of Grant?) by and between SQUARESPACE, INC., a Delaware corporation (the ?Company?), and the participant named below (the ?Participant?). Capitalized terms not defined herein shall have the mean

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TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 26, 2021.

Squarespace, Inc. Amended 2008 Equity Incentive Plan.

Exhibit 10.10 SQUARESPACE, INC. AMENDED 2008 EQUITY INCENTIVE PLAN 1. PURPOSE. The purpose of this Plan is to provide incentives to attract, retain and motivate eligible persons whose present and potential contributions are important to the success of the Company, and its Affiliates, by offering them an opportunity to participate in the Company?s future performance through awards of Options and Re

Performance Restricted Stock Unit Agreement between Squarespace, Inc. and Anthony Casalena, dated April 15, 2021.

Exhibit 10.15 Squarespace, Inc. Performance Restricted Stock Unit Grant Notice (2017 Equity Incentive Plan) Squarespace, Inc. (the ?Company?), pursuant to its 2017 Equity Incentive Plan (the ?Plan?), hereby awards to Participant a Performance Restricted Stock Unit Award for the number of shares of the Company?s Common Stock (?PRSUs?) set forth below (the ?Award?). The Award is subject to all of th

Form of Registration Rights Agreement.

Exhibit 10.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (as hereafter amended or supplemented, this ?Agreement?) is dated as of [?], 2021, by and among SQUARESPACE, INC., a Delaware corporation (the ?Company?), the holders of Class A Common Stock of the Company (the ?Class A Common Stock?) party hereto (each of which is referred to herein as a ?Class A Common Holder? and coll

Form of Squarespace, Inc. 2021 Equity Incentive Plan.

Exhibit 10.4 Squarespace, Inc. 2021 Equity Incentive Plan Adopted by the Board of Directors: March 25, 2021 Approved by the Stockholders: April , 2021 1. General. (a) Successor to and Continuation of Prior Plan. The Plan is not intended to be the successor to and continuation of the Company?s 2017 Equity Incentive Plan (the ?Prior Plan?). From and after 12:01 a.m. Eastern time on the Effective Dat

Specimen Stock Certificate evidencing the shares of Class A common stock.

Exhibit 4.1 .ZQ|CERT#|COY|CLS|RGSTRY|ACCT#|TRANSTYPE|RUN#|TRANS# Exhibit 4.1 CLASS A COMMON STOCK PO BOX 505006, Louisville, KY 40233-5006 MR A SAMPLE DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 CLASS A COMMON STOCK Certificate Number ZQ00000000 THIS CERTIFIES THAT is the owner of SQUARESPACE, INC. INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE ** Mr. Alexander David Sample **** Mr. Alexand

Agreement and Plan of Merger, dated March 31, 2021, by and among the Registrant, Tremont 2021 Acquisition Corp, Tremont 2021 Acquisition II LLC and Tock, Inc.

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER BY AND AMONG SQUARESPACE, INC., TREMONT 2021 ACQUISITION CORP, TREMONT 2021 ACQUISITION II LLC, TOCK, INC., EACH OF THE OTHER PERSONS IDENTIFIED AS SELLERS HEREIN, AND SHAREHOLDER REPRESENTATIVE SERVICES LLC, AS THE STOCKHOLDER REPRESENTATIVE DATED AS OF MARCH 31, 2021 TABLE OF CONTENTS Page Article I THE MERGERS 1.1 The Mergers 3 1.2 Effect of the Mergers