NSP / Insperity, Inc. - Документы SEC, Годовой отчет, Доверенное заявление

NYSE TEXAS CERTIFICATION

New York Stock Exchange 11 Wall Street New York, NY 10005 Tel: +1 212.656.3000 nyse.com August 14, 2025 Chief, Information Technology Securities and Exchange Commission Division of Corporate Finance 100 F Street, NE MS 3040 Washington, DC 20549 To whom it may concern: The NYSE Texas certifies its approval for listing and registration of the Common stock, par value $0.01 per share, of INSPERITY, IN

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 INSPERITY, INC. (Exact name of registrant as sp

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 INSPERITY, INC. (Exact name of registrant as specified in its charter) Delaware 76-0479645 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification Number) 190

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Insperity, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1. Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common stock, par value $0.01 per

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

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, 2025 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 No. 1-13998 Insperity, Inc.

As filed with the Securities and Exchange Commission on August 1, 2025

As filed with the Securities and Exchange Commission on August 1, 2025 Registration No.

Regulation FD Disclosure, 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 1, 2025 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Powers of Attorney.

Exhibit 24.1 INSPERITY, INC. Power of Attorney WHEREAS, INSPERITY, INC., a Delaware corporation (the “Company”), intends to file with the Securities and Exchange Commission (the “Commission”) pursuant to the Securities Act of 1933, as amended (the “Securities Act”), and the rules and regulations of the Commission promulgated thereunder, one or more registration statements on Form S-8 for the regis

Insperity Unveils Updated HR Solutions Portfolio Insperity HR360, Insperity HRCore, and Insperity HRScale

Exhibit 99.2 Insperity Unveils Updated HR Solutions Portfolio Insperity HR360, Insperity HRCore, and Insperity HRScale Houston, TX – July 31, 2025 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions, today announced its updated HR solutions portfolio strategy, designed to meet the evolving needs of small to medium size businesses (SMB) and their

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON – August 1, 2025 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended June 30, 2025. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2025 outlo

Award Agreement (incorporated by reference to

Exhibit 10.1 INSPERITY, INC. INCENTIVE PLAN (as Amended and Restated Effective May 22, 2023) OFFICER SPECIAL PERFORMANCE UNIT AWARD AGREEMENT This Officer Special Performance Unit Award Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of performance restricted stock

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): June 30, 2025 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number

First Amendment to the Insperity, Inc. Incentive Plan.

Exhibit 10.1 FIRST AMENDMENT TO THE INSPERITY, INC. INCENTIVE PLAN (As Amended and Restated Effective May 22, 2023) The First Amendment (the “Amendment”) to the Insperity, Inc. Incentive Plan, as amended and restated effective May 22, 2023 (the “Plan”), hereby amends the Plan as follows: I. Effective as of the Effective Date (as defined below), Section 6(a) of the Plan is amended, in its entirety,

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, 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): May 20, 2025 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

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

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, 2025 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 No. 1-13998 Insperity, Inc.

Seventh Amendment to the Amended and Restated Credit Agreement dated April 28, 2025.

Exhibit 10.1 SEVENTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS SEVENTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), effective as of March 31, 2025 (the "Effective Date"), but executed as of April 28, 2025 (the "Seventh Amendment Closing Date"), is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is o

Insperity Announces First Quarter Results

Exhibit 99.1 Insperity Announces First Quarter Results HOUSTON – April 29, 2025 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended March 31, 2025. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2025 outloo

Letter Agreement by and between Insperity Holdings, Inc. and United Healthcare Insurance Company entered into as of March 26, 2025.

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

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): April 29, 2025 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 INFORMATION 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)

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

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, 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 No. 1-13998 Insperity, Inc. (Exa

ment by and between Insperity Holdings, Inc. and United Healthcare Insurance company entered into as of October

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. •Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. •Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Insperity Captive Insurance Com

Directors Compensation Plan (as amended and restated

Exhibit 10.14 INSPERITY, INC. DIRECTORS COMPENSATION PLAN (Amended and Restated as of January 1, 2025) INSPERITY, INC. DIRECTORS COMPENSATION PLAN Table of Contents Page SECTION 1. DEFINITIONS 1 SECTION 2. ADMINISTRATION 4 SECTION 3. PARTICIPANTS 4 SECTION 4. BENEFITS 4 SECTION 5. GENERAL PROVISIONS 9 i INSPERITY, INC. DIRECTORS COMPENSATION PLAN PREAMBLE WHEREAS, Insperity, Inc. (the “Company”) p

Policy on the Prevention of Insider

Exhibit 19 Policy on the Prevention of Insider Trading In the normal course of business, officers, directors, employees and agents of Insperity, Inc.

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL SARVADI, JAMES ALLISON and CHRISTIAN CALLENS and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without the ot

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 10, 2025 Insperity, 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): February 10, 2025 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Insperity Announces Fourth Quarter and Full Year 2024 Results

Exhibit 99.1 Insperity Announces Fourth Quarter and Full Year 2024 Results HOUSTON – February 10, 2025 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended December 31, 2024. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these

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): November 15, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Consulting Agreement between Insperity, Inc. and D

Exhibit 10.1 [Insperity Letterhead] November 15, 2024 Mr. Douglas S. Sharp [Home address] Re: Consulting Services Dear Doug: This letter agreement (this “Agreement”) confirms your engagement as a consultant for Insperity, Inc. (“Insperity”), effective as of November 16, 2024 (the “Effective Date”), following your retirement from Insperity Services, L.P. on November 15, 2024 (“Retirement Date”), su

Attachment #1 Pro Forma 2023 10-K Disclosures

VIA EDGAR November 19, 2024 Ms. Keira Nakada, Staff Accountant Mr. Rufus Decker, Assistant Chief Accountant United States Securities and Exchange Commission Washington D.C. 20549 Re: Insperity, Inc. Form 10-K for the Fiscal Year Ended December 31, 2023 Form 10-Q for Fiscal Quarter Ended June 30, 2024 Item 2.02 Form 8-K Filed August 1, 2024 File No. 001-13998 Dear Ms. Nakada and Mr. Decker: We are

NSP / Insperity, Inc. / Mawer Investment Management Ltd. - AMENDMENT NO. 5 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 nsp13ga3q2024.htm AMENDMENT NO. 5 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) INSPERITY, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropr

VIA EDGAR

VIA EDGAR November 5, 2024 Ms. Keira Nakada, Staff Accountant Mr. Rufus Decker, Assistant Chief Accountant United States Securities and Exchange Commission Washington D.C. 20549 Re: Insperity, Inc. Form 10-K for the Fiscal Year Ended December 31, 2023 Form 10-Q for Fiscal Quarter Ended June 30, 2024 Item 2.02 Form 8-K Filed August 1, 2024 File No. 001-13998 Dear Ms. Nakada and Mr. Decker: We are r

Insperity Announces Third Quarter Results

Exhibit 99.1 Insperity Announces Third Quarter Results HOUSTON – October 31, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the third quarter ended September 30, 2024. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2024

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

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, 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 No. 1-13998 Insperity,

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): October 31, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

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/A (Amendment No. 1) 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 27, 2024 (August 26, 2024) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction o

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 27, 2024 (August 26, 2024) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Co

Insperity Announces Upcoming Retirement of CFO Douglas S. Sharp and Names Insperity Veteran James D. Allison as Successor

Exhibit 99.1 Insperity Announces Upcoming Retirement of CFO Douglas S. Sharp and Names Insperity Veteran James D. Allison as Successor HOUSTON – August 27, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today announced that its executive vice president of finance, chief financial officer and treasurer, Dou

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

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 No. 1-13998 Insperity, Inc.

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 1, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON – August 1, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended June 30, 2024. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2024 outlo

Insperity Appoints New Independent Director

Exhibit 99.1 Insperity Appoints New Independent Director HOUSTON – May 23, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s small and medium-sized businesses, today announced that its board of directors has appointed Phil Wilmington as a new independent director. “The expansion of Insperity’s board of directors reflects the

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, Financial Statements and Exhibits, 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): May 21, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K filed on May

Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF INSPERITY, INC. Insperity, Inc., a corporation organized and existing under the laws of the State of Delaware (the “Corporation”), hereby certifies as follows: The Corporation was originally incorporated under the name of Administaff of Delaware, Inc. by the filing of its original Certificate of Incorporation with the Secretary of St

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 1, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

ixth Amendment to the Amended and Restated Credit Agreement dated April

Exhibit 10.1 SIXTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS SIXTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), effective as of March 31, 2024 (the "Effective Date"), but executed as of April 26, 2024 (the "Sixth Amendment Closing Date"), is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is or may

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

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 No. 1-13998 Insperity, Inc.

Insperity Announces First Quarter Results

Exhibit 99.1 Insperity Announces First Quarter Results HOUSTON – May 1, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended March 31, 2024. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2024 outlook a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 INFORMATION 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)

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): April 4, 2024 (April 1, 2024) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commis

Consulting Agreement between Insperity, Inc. and Daniel D. Herink dated April 1, 2024.

Exhibit 10.1 [Insperity Letterhead] April 1, 2024 Mr. Daniel D. Herink [Home address] Re: Consulting Services Dear Dan: This letter agreement (this “Agreement”) confirms your engagement as a consultant for Insperity, Inc. (“Insperity”), effective as of April 2, 2024 (the “Effective Date”), following your retirement from Insperity Services, L.P. on April 1, 2024 (“Retirement Date”), subject to the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 INFORMATION 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: x Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

NSP / Insperity, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01193-insperityinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14)* Name of issuer: Insperity Inc Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the ru

Form of Employee Award Notice and Agreement under LTIP granted on or after January 29, 2024

Exhibit 10.9 AWARD NOTICE AND AGREEMENT (For Phantom Stock Awarded Under Long-Term Incentive Program) This Award Notice and Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of shares (the “Target Amount”) of Phantom Stock (as defined in the Insperity, Inc. Long-Term

Form of Restricted Stock Unit Agreement for awards granted to certain senior personnel on or after January 29, 2024

Exhibit 10.6 INSPERITY, INC. INCENTIVE PLAN (as Amended and Restated Effective May 22, 2023) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of Common S

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

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 No. 1-13998 Insperity, Inc. (Exa

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and CHRISTIAN CALLENS and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without

Insperity, Inc. Policy for Recovery of Erroneously Awarded Compensation Applicable to Executive Officers.

Exhibit 97 INSPERITY, INC. POLICY FOR THE RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION 1. Purpose. The Compensation Committee of the Board of Directors of Insperity, Inc., a Delaware Corporation (“Insperity” or the “Company”) has determined that it is in the best interest of the Company to adopt this Policy for the Recovery of Erroneously Awarded Compensation. The Policy describes circumstances in

Form of Restricted Stock Unit Agreement for awards granted to executive officers on or after January 29, 2024

Exhibit 10.5 INSPERITY, INC. INCENTIVE PLAN (as Amended and Restated Effective May 22, 2023) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of Common S

Form of Restricted Stock Unit Agreement for awards granted to certain other employees on or after January 29, 2024

Exhibit 10.7 INSPERITY, INC. INCENTIVE PLAN (as Amended and Restated Effective May 22, 2023) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of Common S

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. •Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. •Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Insperity Captive Insurance Com

(incorporated by reference to Exhibit 10.9 to the Registrant’s Form 10-K filed on February 9, 2024)

EXHIBIT 10.23 INSPERITY, INC. LONG-TERM INCENTIVE PROGRAM (As Amended and Restated January 29, 2024) I. INTRODUCTION The Compensation Committee of the Board of Directors of Insperity, Inc., a Delaware corporation (the “Company”), has adopted this Long-Term Incentive Program (the “Program”), as amended and restated effective January 29, 2024, under the Insperity, Inc. Incentive Plan (the “Plan”), t

Workday and Insperity Announce Exclusive Strategic Partnership to Provide Best in Class HR Service and Technology to Small and Midsize Businesses Partnership to Produce Industry-First HR Solution to Help Customers Accelerate Business Growth

Exhibit 99.2 Workday and Insperity Announce Exclusive Strategic Partnership to Provide Best in Class HR Service and Technology to Small and Midsize Businesses Partnership to Produce Industry-First HR Solution to Help Customers Accelerate Business Growth PLEASANTON, Calif., and HOUSTON, Texas, Feb. 8, 2024 – Workday, Inc. (NASDAQ: WDAY), a leader in enterprise cloud applications for finance and hum

Insperity Announces Fourth Quarter and Full Year 2023 Results

Exhibit 99.1 Insperity Announces Fourth Quarter and Full Year 2023 Results HOUSTON – February 8, 2024 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended December 31, 2023. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these

Regulation FD Disclosure, 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): February 8, 2024 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

NSP / Insperity, Inc. / Mawer Investment Management Ltd. - AMENDMENT NO. 4 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 nsp13ga4q2022.htm AMENDMENT NO. 4 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) INSPERITY, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropri

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 17, 2023 (November 15, 2

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 17, 2023 (November 15, 2023) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation)

Amended and Restated Bylaws of Insperity, Inc. dated November 15, 2023 (incorporated by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K filed on November 17, 2023).

Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF INSPERITY, INC. As Amended: November 15, 2023 INDEX Page No. ARTICLE I OFFICES 1 SECTION 1.1 PRINCIPAL OFFICE 1 SECTION 1.2 REGISTERED OFFICE 1 SECTION 1.3 OTHER OFFICES 1 ARTICLE II STOCKHOLDERS’ MEETINGS 1 SECTION 2.1 ANNUAL MEETING 1 SECTION 2.2 SPECIAL MEETINGS 1 SECTION 2.3 NOTICE OF MEETINGS AND ADJOURNED MEETINGS 1 SECTION 2.4 VOTING LISTS 2 SECTIO

Fifth Amendment to the Amended and Restated Credit Agreement dated September 28, 2023 (incorporated by reference to Exhibit 10.1 of the Registrant’s Form 10-Q for the quarter ended September 30, 2023).

Exhibit 10.1 FIFTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS FIFTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), dated as of September 28, 2023 (the "Fifth Amendment Closing Date"), is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is or may from time to time become a party to the Agreement (hereina

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): October 31, 2023 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Insperity Announces Third Quarter Results

Exhibit 99.1 Insperity Announces Third Quarter Results HOUSTON – October 31, 2023 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the third quarter ended September 30, 2023. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2023

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

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 No. 1-13998 Insperity,

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Insperity, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1. Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Offering Price Fee Rate Amount of Registration Fee Equity Ordinary Shares, par value $0.01 per

As filed with the Securities and Exchange Commission on August 4, 2023

As filed with the Securities and Exchange Commission on August 4, 2023 Registration No.

Powers of Attorney.

Exhibit 24.1 INSPERITY, INC. Power of Attorney WHEREAS, INSPERITY, INC., a Delaware corporation (the “Company”), intends to file with the Securities and Exchange Commission (the “Commission”) pursuant to the Securities Act of 1933, as amended (the “Securities Act”), and the rules and regulations of the Commission promulgated thereunder, one or more registration statements on Form S-8 for the regis

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, 2023 Insperity, 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): August 1, 2023 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

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

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 No. 1-13998 Insperity, Inc.

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON – August 1, 2023 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended June 30, 2023. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2023 outlo

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, 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): May 22, 2023 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

Insperity, Inc. Incentive Plan

Exhibit 10.1 INSPERITY, INC. INCENTIVE PLAN (As Amended and Restated Effective May 22, 2023) 1.Objectives. This Insperity, Inc. Incentive Plan (the “Plan”), formerly known as the Insperity, Inc. 2012 Incentive Plan, as amended and restated effective June 16, 2017, as thereafter amended effective December 30, 2019, is intended as an incentive to retain and attract persons of training, experience an

Insperity Announces First Quarter Results

Exhibit 99.1 Insperity Announces First Quarter Results HOUSTON – April 26, 2023 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended March 31, 2023. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2023 outloo

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

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 No. 1-13998 Insperity, Inc.

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): April 26, 2023 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 INFORMATION 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)

NSP / Insperity Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Insperity Inc. Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: March 31, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 1

NSP / Insperity Inc / Mawer Investment Management Ltd. - AMENDMENT NO. 3 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 nsp13ga4q2022.htm AMENDMENT NO. 3 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) INSPERITY, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropri

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. •Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. •Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. •Insperity Captive Insurance Com

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

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 No. 1-13998 Insperity, Inc. (Exa

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): February 9, 2023 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Insperity Announces Record Fourth Quarter and Full Year 2022 Results

Exhibit 99.1 Insperity Announces Record Fourth Quarter and Full Year 2022 Results HOUSTON – Feb. 9, 2023 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2022. Insperity will be hosting a conference call today at 9 a.m. ET to discuss these resu

NSP / Insperity Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01153-insperityinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Insperity Inc. Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the r

Insperity Announces Strong Third Quarter Results

Exhibit 99.1 Insperity Announces Strong Third Quarter Results HOUSTON ? October 31, 2022 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the third quarter ended September 30, 2022. Insperity will be hosting a conference call today at 10:00 a.m. ET to discuss these results and our updat

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): October 31, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

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

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 No. 1-13998 Insperity,

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

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 No. 1-13998 Insperity, Inc.

Insperity Announces Strong Second Quarter Results

Exhibit 99.1 Insperity Announces Strong Second Quarter Results HOUSTON ? August 1, 2022 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the second quarter ended June 30, 2022. Insperity will be hosting a conference call today at 5:00 p.m. ET to discuss these results and our updated 202

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 1, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

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 6, 2022 (June 30, 2022) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commiss

Fourth Amendment to the Amended and Restated Credit Agreement dated June 30, 2022 (incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed on July 6, 2022).

EXHIBIT 10.1 FOURTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS FOURTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this ?Amendment?), dated as of June 30, 2022, is by and among INSPERITY, INC., a Delaware corporation (?Borrower?), each of the financial institutions which is or may from time to time become a party to the Agreement (hereinafter defined) (collectively, ?Lenders?,

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): May 23, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

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

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 No. 1-13998 Insperity, Inc.

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): April 26, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Insperity Announces Strong First Quarter Results

Exhibit 99.1 Insperity Announces Strong First Quarter Results HOUSTON ? April 26, 2022 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the first quarter ended March 31, 2022. Insperity will be hosting a conference call today at 8:30 a.m. ET to discuss these results and our updated 2022

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 INFORMATION 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)

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. ?Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. ?Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. ?Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. ?Insperity Captive Insurance Com

Letter Agreement by and between Insperity Holdings, Inc. and United Healthcare Insurance company entered into as of December 28, 2021.

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

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

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 No. 1-13998 Insperity, Inc. (Exa

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

NSP / Insperity Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01160-insperityinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Insperity Inc. Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the r

NSP / Insperity Inc / Mawer Investment Management Ltd. - AMENDMENT NO. 2 TO 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) INSPERITY INC (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule i

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): February 10, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Insperity Announces Full Year and Fourth Quarter 2021 Results

Exhibit 99.1 Insperity Announces Full Year and Fourth Quarter 2021 Results HOUSTON ? Feb. 10, 2022 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2021. Insperity will be hosting a conference call today at 5 p.m. ET to discuss these results an

Entry into a Material Definitive Agreement, 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): January 3, 2022 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numb

Insperity and UnitedHealthcare Extend Relationship through 2026

Exhibit 99.1 Insperity and UnitedHealthcare Extend Relationship through 2026 HOUSTON ? January 3, 2022 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced an extension of its 20-year relationship for medical and dental coverage with UnitedHealthcare, a UnitedHealth Group company (NYSE: UNH). The cont

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

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 No. 1-13998 Insperity,

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 1, 2021 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Insperity Announces Third Quarter Results

Exhibit 99.1 Insperity Announces Third Quarter Results HOUSTON ? Nov. 1, 2021 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the third quarter ended Sep. 30, 2021: ?Q3 average number of WSEEs paid and revenues up 11% and 20%, respectively ?Q3 net income and diluted EPS of $27.3 millio

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

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 No. 1-13998 Insperity, Inc.

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON ? Aug. 2, 2021 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the second quarter ended Jun. 30, 2021: ?Q2 average number of WSEEs paid and revenues up 7% and 19%, respectively ?Q2 net income and diluted EPS of $25.2 milli

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, 2021 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

NSP / Insperity Inc / Mawer Investment Management Ltd. - AMENDMENT NO. 1 TO 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) INSPERITY INC (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) May 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is fil

Certificate of Elimination with Respect to Series A Junior Participating Preferred Stock of Insperity, Inc. (incorporated by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K filed on May 26, 2021).

EXHIBIT 3.1 CERTIFICATE OF ELIMINATION with respect to SERIES A JUNIOR PARTICIPATING PREFERRED STOCK of INSPERITY, INC. The undersigned, Christian P. Callens, does hereby certify that: 1. The undersigned is the duly elected and acting Assistant Secretary of Insperity, Inc., a Delaware corporation (the ?Company?). 2. Pursuant to authority conferred upon the Board of Directors of the Company by the

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: 001-13998 Insperity, Inc. (Exact name of registrant as specified in its cha

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, 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): May 26, 2021 (May 20, 2021) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commissi

Third Amendment to Amended and Restated Credit Agreement dated April 28, 2021 (incorporated by reference to Exhibit 10.3 of the Registrant’s Form 10-Q for the quarter ended March 31, 2021).

Exhibit 10.3 THIRD AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS THIRD AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), dated as of April 28, 2021, is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is or may from time to time become a party to the Agreement (hereinafter defined) (collectively, "Lenders", a

Quarterly Report - 10-Q

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, 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 No. 1-13998 Insperity, Inc.

Second Amendment to Amended and Restated Credit Agreement dated March 9, 2021 (incorporated by reference to Exhibit 10.2 of the Registrant’s Form 10-Q for the quarter ended March 31, 2021).

Exhibit 10.2 SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), dated as of March 9, 2021, is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is or may from time to time become a party to the Agreement (hereinafter defined) (collectively, "Lenders",

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 3, 2021 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

Insperity Announces First Quarter Results

Exhibit 99.1 Insperity Announces First Quarter Results HOUSTON ? May 3, 2021 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the first quarter ended Mar. 31, 2021: ?Q1 revenue increased 5% to $1.3 billion ?Q1 net income and diluted EPS of $61.9 million and $1.59, respectively ?Q1 adjus

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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)

Insperity, Inc. and Jay E. Minc

Exhibit 10.1 [Insperity Letterhead] February 25, 2021 Mr. Jay Mincks 80 Ridge Lane Coldspring, TX 77331 Re: Consulting Services Dear Jay: This letter agreement (this ?Agreement?) confirms your engagement as a consultant for Insperity, Inc. (?Insperity?), effective as of September 2, 2021 (the ?Effective Date?), following your retirement from Insperity on September 1, 2021 (?Retirement Date?), subj

Insperity Announces Upcoming Retirement of Executive Vice President of Sales and Marketing Jay E. Mincks and Expansion of Role for Ross L. Astramecki as Senior Vice President of Sales

Exhibit 99.1 Insperity Announces Upcoming Retirement of Executive Vice President of Sales and Marketing Jay E. Mincks and Expansion of Role for Ross L. Astramecki as Senior Vice President of Sales HOUSTON - Feb. 26, 2021 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced that its executive vice pres

Regulation FD Disclosure, 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): February 26, 2021 (February 25, 2021) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation)

Annual Report - 10-K

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, 2020 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 No. 1-13998 Insperity, Inc. (Exa

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. ?Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. ?Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. ?Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. ?Insperity Captive Insurance Com

Insperity Announces Full Year and Fourth Quarter 2020 Results

Exhibit 99.1 Insperity Announces Full Year and Fourth Quarter 2020 Results HOUSTON – Feb. 11, 2021 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2020. •2020 net income and diluted EPS of $138.2 million and $3.54, respectively •2020 adjusted

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): February 11, 2021 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Insperity Inc. Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rul

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) INSPERITY INC (Name of Issuer) Common Stock (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - 8-K

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): December 16, 2020 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Insperity Appoints Independent Director to Board

Exhibit 99.1 Insperity Appoints Independent Director to Board HOUSTON - December 16, 2020 - Insperity, Inc (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today announced that its board of directors has appointed Dr. Eli Jones as an independent director. “We are very pleased to welcome Eli back to the board,” said Paul J. Sarvadi

Quarterly Report - 10-Q

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, 2020 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 No. 1-13998 Insperity,

Insperity Announces Third Quarter Results

Exhibit 99.1 Insperity Announces Third Quarter Results HOUSTON – Nov. 2, 2020 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the third quarter ended Sep. 30, 2020: •Q3 net income and diluted EPS of $20 million and $0.51, respectively •Q3 adjusted EPS up 21% to $0.91 •Q3 adjusted EBITD

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

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 2, 2020 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Quarterly Report - 10-Q

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, 2020 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 No. 1-13998 Insperity, Inc.

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 3, 2020 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON – Aug. 3, 2020 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended Jun. 30, 2020: •Q2 net income and diluted EPS up 82% and 93% to $52 million and $1.33, respectively •Q2 adjusted EPS up 86% to $1.54 •

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, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, 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): May 22, 2020 (May 20, 2020) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commissi

Certificate of Designations of Series A Junior Participating Preferred Stock (incorporated by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K filed on May 22, 2020).

Exhibit 3.1 CERTIFICATE OF DESIGNATIONS of SERIES A JUNIOR PARTICIPATING PREFERRED STOCK of INSPERITY, INC. Pursuant to Section 151 of the General Corporation Law of the State of Delaware INSPERITY, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware, in accordance with the provisions of Section 103 thereof, DOES HEREBY CERTIFY: That pursuant to th

Insperity Adopts Limited Duration Stockholder Rights Plan

Exhibit 99.1 Insperity Adopts Limited Duration Stockholder Rights Plan HOUSTON – May 21, 2020 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today announced that it has adopted a limited duration Stockholder Rights Plan (the “Rights Plan”), effective May 21, 2020. The Rights Plan is similar to plans recently ad

- 8-A12B

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 INSPERITY, INC. (Exact name of registrant as specified in its charter) Delaware 76-0479645 (State or other jurisdiction of incorporation) (I.R.S. Employer Identification No.) 19001 Crescent Springs

Rights Agreement dated as of May 21, 2020 between Insperity, Inc. and Computershare Trust Company, N.A., as Rights Agent (incorporated by reference to Exhibit 4.1 to the Registrant’s Current Report on Form 8-K filed on May 22, 2020).

Exhibit 4.1 INSPERITY, INC. and COMPUTERSHARE TRUST COMPANY, N.A. Rights Agent Rights Agreement Dated as of May 21, 2020 TABLE OF CONTENTS Page Section 1. Certain Definitions 1 Section 2. Appointment of Rights Agent 9 Section 3. Issue of Rights Certificates 9 Section 4. Form of Rights Certificates 12 Section 5. Countersignature and Registration 12 Section 6. Transfer, Split-Up, Combination and Exc

Letter Agreement by and between Insperity Holdings, Inc. and United Healthcare Insurance company entered into as of February 7, 2020 (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q for the quarter ended March 31, 2020).

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

Quarterly Report - 10-Q

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, 2020 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 No. 1-13998 Insperity, Inc.

Insperity Announces First Quarter Results

Exhibit 99.1 Insperity Announces First Quarter Results HOUSTON – May 4, 2020 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended Mar. 31, 2020: • Q1 revenue increased 7% on worksite employee growth of 5.5% • Q1 diluted EPS and adjusted EPS of $1.58 and $1.70, respec

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 4, 2020 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number)

NSP / Insperity, Inc. DEF 14A - - DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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)

Insperity Announces Upcoming Retirement of Director Austin Young

Exhibit 99.1 Insperity Announces Upcoming Retirement of Director Austin Young HOUSTON - April 8, 2020 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, announced today that Austin P. Young has decided to retire from the company’s board at the company’s 2020 annual meeting of stockholders, which is expected to be h

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): April 8, 2020 (April 2, 2020) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commis

NSP / Insperity, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Insperity Inc Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. • Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. • Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Insperity Captive Insurance

Form of Employee Award Notice and Agreement under LTIP granted on or after December 30, 2019 (incorporated by reference to Exhibit 10.22 to the Registrant’s Form 10-K for the year ended December 31, 2019).

Exhibit 10.22 AWARD NOTICE AND AGREEMENT (For Phantom Stock Awarded Under Long-Term Incentive Program) This Award Notice and Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of shares (the “Target Amount”) of Phantom Stock (as defined in the Insperity, Inc. Long-Term

Annual Report - 10-K

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, 2019 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 No. 1-13998 Insperity, Inc. (Exa

Description of Registrant’s Common Stock (incorporated by reference to Exhibit 4.2 to the

Exhibit 4.2 DESCRIPTION OF REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 DESCRIPTION OF COMMON STOCK The following description of the common stock, par value $0.01 per share, of Insperity, Inc. is based upon Insperity’s amended and restated certificate of incorporation (“Certificate of Incorporation”), Insperity’s amended and restated bylaws (“Byl

First Amendment to the Insperity Inc. 2012 Incentive Plan, as amended and restated (incorporated by reference to Exhibit 10.34 to the Registrant’s Form 10-K filed for the year ended December 31, 2019).

Exhibit 10.34 FIRST AMENDMENT TO THE INSPERITY, INC. 2012 INCENTIVE PLAN (As Amended and Restated Effective June 16, 2017) The Insperity, Inc. 2012 Incentive Plan, as amended and restated effective June 16, 2017 (the “Plan”), shall be, and hereby is, amended effective as of December 30, 2019, as follows: I. Section 7(i) is amended, in its entirety, to be and to read as follows: “(i) Minimum Vestin

Form of Restricted Stock Unit Agreement for awards granted to executive officers on or after December 30, 2019 (incorporated by reference to Exhibit 10.18 to the Registrant’s Form 10-K for the year ended December 31, 2019).

Exhibit 10.18 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of C

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

Form of Restricted Stock Unit Agreement for awards granted to certain senior personnel on or after December 30, 2019 (incorporated by reference to Exhibit 10.19 to the Registrant’s Form 10-K for the year ended December 31, 2019).

Exhibit 10.19 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of C

Form of Restricted Stock Unit Agreement for awards granted to other employees on or after December 30, 2019 (incorporated by reference to Exhibit 10.20 to the Registrant’s Form 10-K for the year ended December 31, 2019).

Exhibit 10.20 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK UNIT AGREEMENT This Restricted Stock Unit Agreement (this “Agreement”) is between Insperity, Inc. (the “Company”) and (the “Grantee”), an employee of the Company or one of its Subsidiaries, regarding an award (this “Award”) of restricted stock units, each representing one share of C

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): February 11, 2020 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Insperity Announces Full Year and Fourth Quarter 2019 Results

Exhibit 99.1 Insperity Announces Full Year and Fourth Quarter 2019 Results HOUSTON – Feb. 11, 2020 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2019. • 2019 revenue increased 13% on worksite employee growth of 13% • 2019 diluted EPS and adj

INSPERITY, INC. EXECUTIVE SEVERANCE PLAN PARTICIPATION AGREEMENT

Exhibit 99.2 INSPERITY, INC. EXECUTIVE SEVERANCE PLAN PARTICIPATION AGREEMENT This Participation Agreement (this “Agreement”) is entered into by and between Insperity, Inc., a Delaware corporation (the “Company”), and the undersigned (the “Participant”), effective as of (the “Participation Effective Date”), pursuant to the Insperity, Inc. Executive Severance Plan, effective as of December 30, 2019

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): January 3, 2020 (December 30, 2019) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (

INSPERITY, INC. EXECUTIVE SEVERANCE PLAN (Effective as of December 30, 2019) ARTICLE I GENERAL

Exhibit 99.1 INSPERITY, INC. EXECUTIVE SEVERANCE PLAN (Effective as of December 30, 2019) ARTICLE I GENERAL The provisions of this Plan shall be effective as of December 30, 2019 (the “Effective Date”) and shall remain in effect, subject to the right of the Board or the Committee to amend or terminate this Plan at any time pursuant to Section 6.6. This Plan is an unfunded plan that is intended to

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): December 2, 2019 (December 2, 2019) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (

Insperity Appoints Two New Independent Directors to Board

Exhibit 99.1 Insperity Appoints Two New Independent Directors to Board HOUSTON - December 2, 2019 - Insperity, Inc (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today announced that its board of directors has appointed Latha Ramchand and John Lumelleau as new independent directors. “We are excited to add depth and diversity of

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 4, 2019 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Insperity Announces Third Quarter Results

Exhibit 99.1 Insperity Announces Third Quarter Results HOUSTON – Nov. 4, 2019 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the third quarter ended Sep. 30, 2019: • Q3 revenue increased 13% on worksite employee growth of 12% • Q3 net income and adjusted EBITDA decreased 29% and 17% t

Quarterly Report - 10-Q

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, 2019 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 No. 1-13998 Insperity,

Entry into a Material Definitive Agreement, 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): September 16, 2019 (September 13, 2019) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporatio

First Amendment to Amended and Restated Credit Agreement dated September 13, 2019 (incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K filed on September 17, 2019).

Exhibit 10.1 FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT THIS FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (this "Amendment"), dated as of September 13, 2019, is by and among INSPERITY, INC., a Delaware corporation ("Borrower"), each of the financial institutions which is or may from time to time become a party to the Agreement (hereinafter defined) (collectively, "Lenders

Insperity Announces Second Quarter Results

Exhibit 99.1 Insperity Announces Second Quarter Results HOUSTON – Jul. 29, 2019 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended Jun. 30, 2019: • Q2 net income and diluted EPS up 16% and 19%, to $29 million and $0.69, respectively • Q2 adjusted EPS up 22% to $0.

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 29, 2019 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Number

Quarterly Report - 10-Q

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, 2019 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 No. 1-13998 Insperity, Inc.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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): May 28, 2019 (May 22, 2019) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commissi

Insperity Announces Record First Quarter Results

Exhibit 99.1 Insperity Announces Record First Quarter Results HOUSTON – Apr. 29, 2019 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended Mar. 31, 2019: • Q1 WSEE growth of 15% on strong sales and client retention • Q1 net income and EPS up 53% and 57%, to $76 milli

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): April 29, 2019 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2019. or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity, Inc

Standard Form of Agreement Between Owner and Contractor dated February 8, 2019 between Insperity Service, L.P. and David E. Harvey Builders, Inc. (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q for the quarter ended March 31, 2019).

AIA® Document A102TM - 2017 Standard Form of Agreement Between Owner and Contractor where the basis of payment is the Cost of the Work Plus a Fee with a Guaranteed Maximum Price AGREEMENT made as of the 8th day of February in the year 2019 (In words, indicate day, month and year.

Amendment to Minimum Premium Administrative Services Agreement (as previously amended effective January 1, 2016) by and between Insperity Holdings, Inc., and United Healthcare Insurance Company entered into as of January 1, 2019 (incorporated by reference to Exhibit 10.2 to the Registrant’s Form 10-Q for the quarter ended March 31, 2019).

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

Amendment to Minimum Premium Financial Agreement (as previously amended effective January 1, 2017) by and between Insperity Holdings, Inc., and United Healthcare Insurance Company entered into as of January 1, 2019 (incorporated by reference to Exhibit 10.3 to the Registrant’s Form 10-Q for the quarter ended March 31, 2019).

Certain portions of this exhibit have been omitted pursuant to Rule 601(b)(10) of Regulation S-K.

NSP / Insperity, Inc. DEF 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 permitte

NSP / Insperity, Inc. / SARVADI PAUL J - 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. 20)* Insperity, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pu

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): February 11, 2019 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Nu

Insperity Announces Record Fourth Quarter and Full Year 2018 Results

Exhibit 99.1 Insperity Announces Record Fourth Quarter and Full Year 2018 Results HOUSTON – Feb. 11, 2019 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2018. • 2018 WSEE growth accelerates to 14% • 2018 net income and EPS each up 60% • 2018

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. • Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. • Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Insperity Captive Insurance

NSP / Insperity, Inc. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ý Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2018 or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity, Inc. (Exa

NSP / Insperity, Inc. / VANGUARD GROUP INC Passive Investment

insperityinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8 )* Name of issuer: Insperity Inc Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box to design

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

NSP / Insperity, Inc. / VANGUARD GROUP INC Passive Investment

insperityinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7 )* Name of issuer: Insperity Inc Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: October 31, 2018 Check the appropriate box to designa

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 1, 2018 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Num

Insperity Announces Record Third Quarter Results

Exhibit 99.1 Insperity Announces Record Third Quarter Results HOUSTON – Nov. 1, 2018 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the third quarter ended Sep. 30, 2018: • Q3 WSEE growth accelerates to 15%, driving 19% gross profit increase • Q3 net income and EPS up 89% and 87%, to

NSP / Insperity, Inc. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2018. or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity,

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 1, 2018 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

Insperity Announces Record Second Quarter Results

Exhibit 99.1 Insperity Announces Record Second Quarter Results HOUSTON – Aug. 1, 2018 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the second quarter ended Jun. 30, 2018: • Q2 worksite employee growth accelerates to 13%, driving 18% gross profit increase • Q2 net income and EPS up 7

NSP / Insperity, Inc. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended June 30, 2018. or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity, Inc.

Letter of Agreement dated May 3, 2018 by and between Insperity Holdings, Inc. and UnitedHealthcare Insurance Company (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q for the quarter ended June 30, 2018).

*** indicates material has been omitted pursuant to a Confidential Treatment Request filed with the Securities and Exchange Commission.

Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K filed on May 29, 2018).

EXHIBIT 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF INSPERITY, INC. Insperity, Inc., a corporation organized and existing under the laws of the State of Delaware (the “Corporation”), hereby certifies as follows: The Corporation was originally incorporated under the name of Administaff of Delaware, Inc. by the filing of its original Certificate of Incorporation with the Secretary of St

Material Modification to Rights of Security Holders, Financial Statements and Exhibits, 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): May 29, 2018 (May 23, 2018) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commissi

NSP / Insperity, Inc. CORRESP

VIA EDGAR and U.S. MAIL May 25, 2018 Mr. Carlos Pacho, Senior Assistant Chief Accountant Ms. Inessa Kessman, Senior Staff Accountant United States Securities and Exchange Commission Washington D.C. 20549 Re: Insperity, Inc. Form 10-K for the Fiscal Year Ended December 31, 2017, Filed February 12, 2018 Form 10-Q for the Fiscal Quarter Ended March 31, 2018, Filed April 30, 2018 File No. 001-13998 De

Insperity and UnitedHealthcare Extend Relationship through 2022

Exhibit 99.1 Insperity and UnitedHealthcare Extend Relationship through 2022 HOUSTON - May 7, 2018 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today announced an extension of its relationship for medical and dental coverage with UnitedHealthcare, a UnitedHealth Group company (NYSE: UNH). The contract was ext

Entry into a Material Definitive Agreement, 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 7, 2018 (May 3, 2018) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission

NSP / Insperity, Inc. CORRESP

VIA EDGAR and U.S. MAIL May 3, 2018 Mr. Carlos Pacho, Senior Assistant Chief Accountant Ms. Inessa Kessman, Senior Staff Accountant United States Securities and Exchange Commission Washington D.C. 20549 Re: Insperity, Inc. Form 10-K for the Fiscal Year Ended December 31, 2017 File No. 001-13998 Filed February 12, 2018 Dear Mr. Pacho and Ms. Kessman: We are responding to comments received from the

Insperity Announces Record First Quarter Results

Exhibit 99.1 Insperity Announces Record First Quarter Results HOUSTON – Apr. 30, 2018 – Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America’s best businesses, today reported results for the first quarter ended Mar. 31, 2018: • Revenues up 15% on worksite employee growth of 12% • Gross profit up 25% on strong pricing and direct cost tren

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): April 30, 2018 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission File Numbe

NSP / Insperity, Inc. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended March 31, 2018. or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity, Inc

NSP / Insperity, Inc. DEF 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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 permitte

NSP / Insperity, Inc. PRE 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION 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: x Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitte

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Results of Operations and Financial Condition

Document 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 12, 2018 (February 6, 2018) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorp

Amended and Restated Credit Agreement dated February 6, 2018 (incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K filed on February 12, 2018).

Exhibit Exhibit 10.1 AMENDED AND RESTATED CREDIT AGREEMENT Dated as of February 6, 2018 between INSPERITY, INC., as Borrower, THE LENDERS PARTIES HERETO, ZB, N.A. dba AMEGY BANK, as Agent, BANK OF AMERICA, N.A. and WELLS FARGO BANK, N.A., as Co- Syndication Agents, and BRANCH BANKING & TRUST COMPANY, as Documentation Agent Table of Contents Page ARTICLE I. Definitions 1 Section 1.1 Definitions 1 S

Insperity Announces Record Fourth Quarter and Full Year 2017 Results

Exhibit Exhibit 99.1 Insperity Announces Record Fourth Quarter and Full Year 2017 Results HOUSTON ? Feb. 12, 2018 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the fourth quarter and year ended Dec. 31, 2017 . Fourth Quarter and Full Year 2017 Results (reflecting a 2-for-1 stock spli

Subsidiaries of Insperity, Inc.

Exhibit 21.1 SUBSIDIARIES OF INSPERITY, INC. • Insperity Holdings, Inc., a Delaware corporation and wholly owned subsidiary of Insperity, Inc. • Insperity Enterprises, Inc., a Texas corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Administaff Partnerships Holding, Inc., a Delaware corporation and wholly owned subsidiary of Insperity Holdings, Inc. • Insperity Captive Insurance

Powers of Attorney.

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, in my capacity as a director of Insperity, Inc., a Delaware corporation (the "Company") appoints PAUL J. SARVADI, DOUGLAS S. SHARP and DANIEL D. HERINK and each of them, severally, as my true and lawful attorney or attorneys-in-fact and agent or agents, each of whom shall be authorized to act with or without t

NSP / Insperity, Inc. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ý Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2017 or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity, Inc. (Exa

NSP / Insperity, Inc. / SARVADI PAUL J - 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. 19)* Insperity, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 45778Q107 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pu

NSP / Insperity, Inc. / VANGUARD GROUP INC Passive Investment

insperityinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6 )* Name of issuer: Insperity Inc Title of Class of Securities: Common Stock CUSIP Number: 45778Q107 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check the appropriate box to design

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

Document 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): January 8, 2018 (January 5, 2018) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorpora

Insperity Announces Upcoming Retirement of President Richard G. Rawson and Appointment of James D. Allison as Senior Vice President of Gross Profit Operations

Exhibit Exhibit 99.1 Insperity Announces Upcoming Retirement of President Richard G. Rawson and Appointment of James D. Allison as Senior Vice President of Gross Profit Operations HOUSTON - Jan. 8, 2018 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced that its president, Richard G. Rawson, has ele

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

Document 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): December 18, 2017 (December 15, 2017) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incor

Insperity Appoints Randall Mehl as Independent Director to Board

Exhibit Exhibit 99.1 Insperity Appoints Randall Mehl as Independent Director to Board HOUSTON - December 18, 2017 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced that its board of directors has appointed Randall Mehl as a new independent director. ?Randy?s extensive knowledge of and experience in

NSP / Insperity, Inc. 15-12B

Document 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: 001-13998 Insperity, Inc. (Exact name of registrant as specified

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Other Events

Document 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 17, 2017 (November 15, 2017) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incor

Insperity Announces Two-For-One Stock Split, $2 Special Dividend, Quarterly Dividend of $0.30, and Expands Repurchase Program by 500,000 Shares

Exhibit Exhibit 99.1 Insperity Announces Two-For-One Stock Split, $2 Special Dividend, Quarterly Dividend of $0.30, and Expands Repurchase Program by 500,000 Shares HOUSTON - Nov. 16, 2017 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced that its board of directors approved a 2-for-1 stock split i

Certificate of Elimination with respect to Series A Junior Participating Preferred Stock of Insperity, Inc.

Exhibit Exhibit 3.1 CERTIFICATE OF ELIMINATION with respect to SERIES A JUNIOR PARTICIPATING PREFERRED STOCK of INSPERITY, INC. The undersigned, Christian P. Callens, does hereby certify that: 1. The undersigned is the duly elected and acting Assistant Secretary of Insperity, Inc., a Delaware corporation (the ?Company?). 2. Pursuant to authority conferred upon the Board of Directors of the Company

Insperity S-8

Document As filed with the Securities and Exchange Commission on November 3, 2017 Registration No.

Powers of Attorney.

Exhibit Exhibit 24.1 INSPERITY, INC. Power of Attorney WHEREAS, INSPERITY, INC., a Delaware corporation (the ?Company?), intends to file with the Securities and Exchange Commission (the ?Commission?) pursuant to the Securities Act of 1933, as amended (the ?Securities Act?), and the rules and regulations of the Commission promulgated thereunder, one or more registration statements on Form S-8 for t

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document 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 1, 2017 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission

Insperity Announces Record Third Quarter Results

Exhibit Exhibit 99.1 Insperity Announces Record Third Quarter Results HOUSTON ? Nov. 1, 2017 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the third quarter ended Sep. 30, 2017 : ? Worksite employee growth up 10.5% in spite of hurricane disruptions ? Net income increases 37% to $19 m

Form of Restricted Stock Award Agreement for awards granted to other employees on or after November 10, 2017 (incorporated by reference to Exhibit 10.3 to the Registrant’s Form 10-Q for the quarter ended September 30, 2017).

Exhibit 10.3 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK AGREEMENT This Restricted Stock Agreement (?Agreement?) is between Insperity, Inc. (the ?Company?) and (the ?Grantee?), an employee of the Company or one of its Subsidiaries, regarding an award (?Award?) of shares of Common Stock (as defined in the Insperity, Inc. 2012 Incentive Plan

Form of Employee Award Notice and Agreement under LTIP granted on or after November 10, 2017 (incorporated by reference to Exhibit 10.4 to the Registrant’s Form 10-Q for the quarter ended September 30, 2017).

Exhibit 10.4 AWARD NOTICE AND AGREEMENT (For Phantom Stock Awarded Under Long-Term Incentive Program) This Award Notice and Agreement (this ?Agreement?) is between Insperity, Inc. (the ?Company?) and (the ?Grantee?), an employee of the Company or one of its Subsidiaries, regarding an award (this ?Award?) of shares (the ?Target Amount?) of Phantom Stock (as defined in the Insperity, Inc. Long-Term

Form of Restricted Stock Award Agreement for awards granted to executive officers on or after November 10, 2017 (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q for the quarter ended September 30, 2017).

Exhibit 10.1 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK AGREEMENT This Restricted Stock Agreement (?Agreement?) is between Insperity, Inc. (the ?Company?) and (the ?Grantee?), an employee of the Company or one of its Subsidiaries, regarding an award (?Award?) of shares of Common Stock (as defined in the Insperity, Inc. 2012 Incentive Plan

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ý Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2017. or o Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No. 1-13998 Insperity,

Form of Restricted Stock Award Agreement for awards granted to certain senior personnel on or after November 10, 2017 (incorporated by reference to Exhibit 10.2 to the Registrant’s Form 10-Q for the quarter ended September 30, 2017).

Exhibit 10.2 INSPERITY, INC. 2012 INCENTIVE PLAN (as Amended and Restated Effective June 16, 2017) RESTRICTED STOCK AGREEMENT This Restricted Stock Agreement (?Agreement?) is between Insperity, Inc. (the ?Company?) and (the ?Grantee?), an employee of the Company or one of its Subsidiaries, regarding an award (?Award?) of shares of Common Stock (as defined in the Insperity, Inc. 2012 Incentive Plan

Insperity Appoints New Independent Director to Board

Exhibit Exhibit 99.1 Insperity Appoints New Independent Director to Board HOUSTON - September 22, 2017 - Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today announced that its board of directors has appointed Ellen Masterson as a new independent director. ?Ellen brings extensive knowledge of financial reporting

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

Document 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 22, 2017 (September 21, 2017) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of inc

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

Document 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 25, 2017 (August 22, 2017) Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorpora

Insperity Announces Record Second Quarter Results And Raises Full Year 2017 Guidance

Exhibit Exhibit 99.1 Insperity Announces Record Second Quarter Results And Raises Full Year 2017 Guidance HOUSTON ? Aug. 1, 2017 ? Insperity, Inc. (NYSE: NSP), a leading provider of human resources and business performance solutions for America?s best businesses, today reported results for the second quarter ended Jun. 30, 2017 : ? Q2 revenues up 12.5% to $796 million ? Q2 EPS up 47% to $0.66 ; Q2

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document 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, 2017 Insperity, Inc. (Exact name of registrant as specified in its charter) Delaware 1-13998 76-0479645 (State or other jurisdiction of incorporation) (Commission F