ECTM / ECA Marcellus Trust I - Документы SEC, Годовой отчет, Доверенное заявление

ЭКА Марцеллус Траст I
US ˙ OTCPK

Основная статистика
CIK 1487798
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to ECA Marcellus Trust I
SEC Filings (Chronological Order)
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August 15, 2025 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): August 15, 2025 ECA MARCELLUS TRU

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 15, 2025 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 15, 2025 EX-99.1

News Release_

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 15, 2025 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended June 30, 2025, will be $0.020 per unit, which is expecte

August 14, 2025 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TRUST I

May 14, 2025 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TRUST

May 9, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2025 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer inc

May 9, 2025 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 9, 2025 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended March 31, 2025, will be $0.052 per unit, which is expected t

March 19, 2025 10-K

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

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 Fil

February 13, 2025 8-K

Current Report

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 13, 2025 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organizat

February 13, 2025 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 13, 2025 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended December 31, 2024, will be $0.020 per unit, which is e

November 14, 2024 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TR

November 12, 2024 8-K

Current Report

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 12,2024 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organizati

November 12, 2024 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 12, 2024 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended September 30, 2024, will be $0.005 per unit, which is

August 14, 2024 8-K

Current Report

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 14, 2024 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organizatio

August 14, 2024 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces There Will Be No Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 14, 2024 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that there will be no distribution paid for the quarter ended June 30, 2024, for holders of

August 14, 2024 10-Q

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 x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34800 ECA MARCELLUS TRUST I

May 14, 2024 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 14, 2024 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended March 31, 2024, will be $0.021 per unit, which is expected

May 14, 2024 8-K

Current Report

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 14, 2024 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organization)

May 13, 2024 10-Q

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 x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34800 ECA MARCELLUS TRUST

March 22, 2024 10-K

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

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

February 12, 2024 8-K

Current Report

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, 2024 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employ

February 12, 2024 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee For Immediate Release HOUSTON, Texas February 12, 2024 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended December 31, 2023, will be $0.030 per unit, which is expected to be

November 14, 2023 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TR

November 9, 2023 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 9, 2023 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended September 30, 2023, will be $0.006 per unit, which is e

November 9, 2023 8-K

Current Report

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 9, 2023 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 14, 2023 8-K

Current Report

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 14, 2023 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 14, 2023 10-Q

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 x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commission File Number: 001-34800 ECA MARCELLUS TRUST I

August 14, 2023 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces There Will Be No Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 14, 2023 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that there will be no distribution paid for the quarter ended June 30, 2023, for holders of

May 15, 2023 10-Q

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 x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commission File Number: 001-34800 ECA MARCELLUS TRUST

May 11, 2023 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): May 11, 2023 ECA MARCELLUS TRUST

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 11, 2023 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer in

May 11, 2023 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 11, 2023 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended March 31, 2023, will be $0.043 per unit, which is expected

March 23, 2023 10-K

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

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

February 10, 2023 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 10, 2023 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended December 31, 2022, will be $0.124 per unit, which is e

February 10, 2023 8-K

Current Report

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, 2023 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employ

November 14, 2022 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TR

November 9, 2022 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 9, 2022 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended September 30, 2022, will be $0.180 per unit, which is e

November 9, 2022 8-K

Current Report

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 9, 2022 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 15, 2022 10-Q

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 ? 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 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 Number: 001-34800 ECA MARCELLUS TRUST I

August 9, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 9, 2022 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 9, 2022 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 9, 2022 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended June 30, 2022, will be $0.176 per unit, which is expected

May 13, 2022 10-Q

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 x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commission File Number: 001-34800 ECA MARCELLUS TRUST

May 10, 2022 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 10, 2022 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended March 31, 2022, will be $0.094 per unit, which is expected

May 10, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 10, 2022 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer in

March 24, 2022 10-K

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

10-K 1 tm221008-210k.htm 10-K TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from       

February 8, 2022 8-K

Current Report

8-K 1 tm225851d18k.htm FORM 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): February 8, 2022 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdictio

February 8, 2022 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 8, 2022 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended December 31, 2021 will be $0.136 per unit, which is exp

November 15, 2021 10-Q

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

10-Q 1 tm2126328d110q.htm FORM 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q þ 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commission Fil

November 8, 2021 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 8, 2021 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended September 30, 2021 will be $0.076 per unit, which is ex

November 8, 2021 8-K

Current Report

8-K 1 tm2132252d18k.htm FORM 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 8, 2021 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdicti

August 16, 2021 10-Q

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

10-Q 1 tm2118671d110q.htm FORM 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 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 Num

August 6, 2021 8-K

Current Report

8-K 1 tm2124401d18k.htm FORM 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): August 6, 2021 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction

August 6, 2021 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 tm2124401d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 6, 2021 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended June 30, 202

May 14, 2021 10-Q

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 x 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 Number: 001-34800 ECA MARCELLUS TRUST

May 11, 2021 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 11, 2021 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust?s distribution for the quarter ended March 31, 2021 will be $0.031 per unit, which is expected t

May 11, 2021 8-K

Current Report

8-K 1 tm2115926d18k.htm FORM 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): May 11, 2021 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction o

March 24, 2021 10-K

Annual Report - 10-K

10-K 1 tm211015-110k.htm 10-K TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the fiscal year ended December 31, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from     to

February 8, 2021 8-K

Current Report

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, 2021 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

February 8, 2021 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 8, 2021 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that the Trust’s distribution for the quarter ended December 31, 2020 will be $0.009 per unit, which is exp

November 16, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q þ 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 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 Number: 001-34800 ECA MARCELLUS TR

November 13, 2020 8-K

Current Report

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 13, 2020 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employ

November 13, 2020 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces There Will Be No Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 13, 2020 ? ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that there will be no distribution paid for the quarter ended September 30, 2020 to holde

August 14, 2020 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces There Will Be No Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 14, 2020 — ECA MARCELLUS TRUST I (OTC Pink: ECTM) announced today that there will be no distribution paid for the quarter ended June 30, 2020 to holders of r

August 14, 2020 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange ('NYSE' or the 'Exchange') hereby notifies the Securities and Exchange Commission (the 'Commission') of its intention to remove the Units of Beneficial Interest (the 'Units') of ECA Marcellus Trust I (the 'Trust') from listing and registration on the Exchange at the opening of business on August 25, 2020, pursuant to the provisions of Rule 12d2-2(b) because, in the opinion of the Exchange, the Units are no longer suitable for continued listing and trading on the Exchange.

August 14, 2020 8-K

Current Report

8-K 1 tm2027588-18k.htm FORM 8K 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 14, 2020 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction

August 14, 2020 10-Q

Quarterly Report - FORM 10-Q

10-Q 1 tm2020471-110q.htm FORM 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q þ 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 Num

July 31, 2020 EX-99.1

ECA Marcellus Trust I Provides Update on NYSE Delisting

EX-99.1 2 tm2026083d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 ECA Marcellus Trust I Provides Update on NYSE Delisting ECA MARCELLUS TRUST I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas July 31, 2020 — ECA MARCELLUS TRUST I (NYSE: ECT) today announced that it has received notification from the New York Stock Exchange (“NYSE”) of its determin

July 31, 2020 8-K

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, 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): July 30, 2020 ECA MARCELLUS TRUST I (Exact name of registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (IRS Employer inco

May 15, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q þ 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 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 Number: 001-34800 ECA MARCELLUS TRUST

May 13, 2020 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 tm2019587d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces There Will Be No Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 13, 2020 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that there will be no distribution paid for the quarte

May 13, 2020 8-K

Current Report

8-K 1 tm2019587-18k.htm FORM 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): May 13, 2020 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction o

March 23, 2020 10-K

ECT / ECA Marcellus Trust I 10-K - Annual Report - 10-K

Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 23, 2020 EX-4.1

Description of Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Incorporated herein by reference to Exhibit 4.1 to the Trust’s Annual Report on Form 10-K filed on March 23, 2020 (File No. 001-34800)).

EX-4.1 2 a2241050zex-41.htm EX-4.1 QuickLinks - Click here to rapidly navigate through this document Exhibit 4.1 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 ECA Marcellus Trust I (the "Trust") has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: its Common Units of Benefic

February 6, 2020 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 tm206976d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 6, 2020 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended December 31, 201

February 6, 2020 8-K

Current Report

8-K 1 tm206976d18k.htm FORM 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): February 6, 2020 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdictio

November 25, 2019 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 a19-237641ex99d1.htm EX-99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Receipt of Notice from NYSE Regarding Continued Listing Standards ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 25, 2019 — ECA MARCELLUS TRUST I (NYSE: ECT) today announced that it has received a notice

November 25, 2019 8-K

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

8-K 1 a19-2376418k.htm 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 21, 2019 ECA MARCELLUS TRUST I (Exact name of registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of

November 12, 2019 10-Q

ECT / ECA Marcellus Trust I 10-Q - Quarterly Report - 10-Q

10-Q 1 a19-17587110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Co

November 5, 2019 8-K

Current Report

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 5, 2019 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

November 5, 2019 EX-99.1

News Release

EX-99.1 2 a19-219401ex99d1.htm EX-99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 5, 2019 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2019 wi

August 9, 2019 10-Q

ECT / ECA Marcellus Trust I 10-Q - Quarterly Report - 10-Q

10-Q 1 a19-10352110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commiss

August 6, 2019 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 a19-167051ex99d1.htm EX-99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 6, 2019 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2019 will be $

August 6, 2019 8-K

Current Report

8-K 1 a19-1670518k.htm 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): August 6, 2019 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (C

May 10, 2019 10-Q

ECT / ECA Marcellus Trust I 10-Q Quarterly Report 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 Number: 001-34800 EC

May 6, 2019 8-K

Current Report

8-K 1 a19-945218k.htm 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): May 6, 2019 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commi

May 6, 2019 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 6, 2019 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended March 31, 2019 will be $0.064 per unit, which is expected to be d

March 18, 2019 10-K

ECT / ECA Marcellus Trust I 10-K (Annual Report)

10-K 1 a2238088z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECU

February 5, 2019 8-K

Current Report

8-K 1 a19-404018k.htm 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): February 5, 2019 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (

February 5, 2019 EX-99.1

News

EX-99.1 2 a19-40401ex99d1.htm EX-99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 5, 2019 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended December 31, 2018 will

December 19, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 a18-4184118k.htm 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 19, 2018 ECA MARCELLUS TRUST I (Exact name of registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of

December 19, 2018 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I Announces Planned Establishment of Cash Reserve ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas December 19, 2018 — ECA MARCELLUS TRUST I (NYSE: ECT) (the “Trust”), today announced that its trustee, The Bank of New York Mellon Trust Company, N.A. (the “Trustee”), has determined to gr

November 9, 2018 10-Q

ECT / ECA Marcellus Trust I 10-Q (Quarterly Report)

10-Q 1 a18-19000110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 Co

November 6, 2018 8-K

Current Report

8-K 1 a18-3966718k.htm 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 6, 2018 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of

November 6, 2018 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas November 6, 2018 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2018 will be $0.078 per unit, which is expecte

August 9, 2018 10-Q

ECT / ECA Marcellus Trust I 10-Q (Quarterly Report)

10-Q 1 a18-14056110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 Commiss

August 7, 2018 8-K

Current Report

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 7, 2018 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 7, 2018 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas August 7, 2018 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2018 will be $0.064 per unit, which is expected to be

May 10, 2018 10-Q

ECT / ECA Marcellus Trust I 10-Q (Quarterly Report)

10-Q 1 a18-8627110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 Commiss

May 7, 2018 8-K

Current Report

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 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer inc

May 7, 2018 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas May 7, 2018 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended March 31, 2018 will be $0.059 per unit, which is expected to be d

March 20, 2018 10-K

ECT / ECA Marcellus Trust I 10-K (Annual Report)

10-K 1 a2233951z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF

February 7, 2018 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release HOUSTON, Texas February 7, 2018 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended December 31, 2017 will be $0.067 per unit, which is expected

February 7, 2018 8-K

Current Report

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 7, 2018 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

December 1, 2017 EX-10.1

Letter Agreement dated July 7, 2010 by and between Energy Corporation of America and The Bank of New York Mellon Trust Company, N.A., as trustee of ECA Marcellus Trust I.

Exhibit 10.1 The Bank of New York Mellon Trust Company, N.A., As Trustee of ECA Marcellus Trust I 919 Congress, Suite 500 Austin, Texas 78701 Attention: Mr. Mike Ulrich Vice President Gentlemen: This letter will evidence the agreement described below between The Bank of New York Mellon Trust Company, N.A., as Trustee (the ?Trustee?) of ECA Marcellus Trust I (the ?Trust?) and Energy Corporation of

December 1, 2017 EX-99.1

ArcLight Capital Acquires Substantially All of the Natural Gas Production and Midstream Assets from Energy Corporation of America and a Related Joint Venture

Exhibit 99.1 PRESS RELEASE ArcLight Capital Acquires Substantially All of the Natural Gas Production and Midstream Assets from Energy Corporation of America and a Related Joint Venture BOSTON, MA (November 30, 2017) ? ArcLight Capital Partners announced today that its affiliate, Greylock Energy, has acquired substantially all of the gas production and midstream assets of Energy Corporation of Amer

December 1, 2017 EX-10.2

Reaffirmation and Amendment of Mortgage, Assignment of Leases, Security Agreement, Fixture Filing and Financing Statement, dated as of November 29, 2017, by and among Energy Corporation of America, Greylock Production, LLC, and The Bank of New York Mellon Trust Company, N.A., in its capacity as trustee of ECA Marcellus Trust I.

Exhibit 10.2 WHEN RECORDED OR FILED, PLEASE RETURN TO: Bracewell LLP 711 Louisiana Street, Suite 2300 Houston, Texas 77002 Attention: G. Adam Dempsey Space above for County Recorder?s Use REAFFIRMATION AND AMENDMENT OF MORTGAGE, ASSIGNMENT OF LEASES, SECURITY AGREEMENT, FIXTURE FILING AND FINANCING STATEMENT This Reaffirmation and Amendment of Mortgage, Assignment of Leases, Security Agreement, Fi

December 1, 2017 8-K

Current Report

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 29, 2017 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organizat

November 9, 2017 10-Q

ECT / ECA Marcellus Trust I 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x 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 Number: 001-3480

November 7, 2017 EX-99.1

ECA Marcellus Trust I

EXHIBIT 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 7, 2017 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended September 30, 2017 will be $0.073 per unit, which is expected

November 7, 2017 8-K

Current Report

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 7, 2017 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 9, 2017 10-Q

ECT / ECA Marcellus Trust I 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 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 Number: 001-34800 ECA

August 7, 2017 8-K

Current Report

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 7, 2017 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 7, 2017 EX-99.1

News

EX-99.1 2 a17-190811ex99d1.htm EX-99.1 EXHIBIT 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 7, 2017 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2017 will be $0

May 10, 2017 10-Q

ECA Marcellus Trust I 10-Q (Quarterly Report)

10-Q 1 a17-8841110q.htm 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 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 Number: 0

May 4, 2017 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 4, 2017 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended March 31, 2017 will be $0.086 per unit, which is expected to be di

May 4, 2017 8-K

Current Report

8-K 1 a17-1248018k.htm 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): May 4, 2017 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Comm

March 10, 2017 10-K

ECA Marcellus Trust I 10-K (Annual Report)

10-K 1 a2231215z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS Item 15. Exhibits and Financial Statement Schedules Table of Contents 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, 2016 o TRANSITIO

February 2, 2017 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 2, 2017 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended December 31, 2016 will be $0.074 per unit, which is expected

February 2, 2017 8-K

Current Report

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 2, 2017 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

November 9, 2016 10-Q

ECA Marcellus Trust I 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2016 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 Number: 001-3480

November 3, 2016 8-K

Current Report

8-K 1 a16-2105318k.htm 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 3, 2016 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of

November 3, 2016 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 3, 2016 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended September 30, 2016 will be $0.071 per unit, which is expected

August 8, 2016 10-Q

ECA Marcellus Trust I 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2016 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 Number: 001-34800 ECA

August 5, 2016 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 5, 2016 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended June 30, 2016 will be $0.028 per unit, which is expected to be

August 5, 2016 8-K

Current Report

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 5, 2016 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

May 10, 2016 10-Q

ECA Marcellus Trust I 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2016 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 Number: 001-34800 EC

May 3, 2016 EX-99.1

News Release_

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 3, 2016 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended March 31, 2016 will be $0.025 per unit, which is expected to be di

May 3, 2016 8-K

Current Report

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, 2016 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or organization) (

March 11, 2016 10-K

ECA Marcellus Trust I 10-K (Annual Report)

Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 3, 2016 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 3, 2016 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended December 31, 2015 will be $0.066 per unit, which is expected

February 3, 2016 8-K

Current Report

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 3, 2016 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

November 6, 2015 10-Q

Quarterly Report - 10-Q

10-Q 1 a15-17983110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Co

November 5, 2015 EX-99.1

ECA Marcellus Trust I

EX-99.1 2 a15-222861ex99d1.htm EX-99.1 Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 5, 2015 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2015 wil

November 5, 2015 8-K

Current Report

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 5, 2015 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 10, 2015 10-Q

Quarterly Report - 10-Q

10-Q 1 a15-12086110q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the transition period from to Commiss

August 4, 2015 8-K

Current Report

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 4, 2015 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

August 4, 2015 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 4, 2015 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended June 30, 2015 will be $0.061 per unit, which is expected to be

May 8, 2015 10-Q

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

10-Q 1 a15-7860110q.htm QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1

May 6, 2015 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 6, 2015 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust?s distribution for the quarter ended March 31, 2015 will be $0.084 per unit, which is expected to be di

May 6, 2015 8-K

Current Report

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 6, 2015 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer inc

March 16, 2015 10-K

Annual Report - 10-K

Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 5, 2015 8-K

Current Report

8-K 1 a15-386918k.htm 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): February 5, 2015 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (

February 5, 2015 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 5, 2015 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended December 31, 2014 will be $0.180 per unit, which is expected

November 7, 2014 10-Q

Quarterly Report - QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2014 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 Number: 001-3480

November 6, 2014 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 6, 2014 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2014 will be $0.203 per unit, which is expected

November 6, 2014 8-K

Current Report

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 6, 2014 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 8, 2014 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2014 o TRANSITION REPORT PURSUANT TO S

10-Q 1 a14-14100110q.htm QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1

August 7, 2014 8-K

Current Report

8-K 1 a14-1835318k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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 7, 2014 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-

August 7, 2014 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 7, 2014 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2014 will be $0.281 per unit, which is expected to be

May 21, 2014 SC 13D/A

ECT / ECA Marcellus Trust I / ENERGY CORP OF AMERICA - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 4) ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe Energy Corporation of America 4643 South Ulster Street Suite 1100 Denver, Colorado 80237 (Name, Address and Telephone Number of Person Autho

May 9, 2014 10-Q

Quarterly Report - QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2014 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 Number: 001-34800 EC

May 7, 2014 8-K

Current Report

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, 2014 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer inc

May 7, 2014 SC 13D/A

ECT / ECA Marcellus Trust I / ENERGY CORP OF AMERICA - SC 13D/A Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 3) ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe Energy Corporation of America 4643 South Ulster Street Suite 1100 Denver, Colorado 80237 (Name, Address and Telephone Number of Person Autho

May 7, 2014 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 7, 2014 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended March 31, 2014 will be $0.334 per unit, which is expected to be di

March 14, 2014 10-K

ECA Marcellus Trust I 10-K (Annual Report)

10-K 1 a2218817z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents 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, 2013 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF

February 4, 2014 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 4, 2014 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended December 31, 2013 will be $0.362 per unit, which is expected

February 4, 2014 8-K

Current Report

8-K 1 a14-500918k.htm 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): February 4, 2014 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (

November 8, 2013 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2013 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 Number: 001-3480

November 4, 2013 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 4, 2013 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2013 will be $0.391 per unit, which is expected

November 4, 2013 8-K

- 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 4, 2013 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

August 9, 2013 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2013 o TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2013 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 Number: 001-34800 ECA

August 6, 2013 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 6, 2013 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2013 will be $0.477 per unit, which is expected to be distributed on or befo

August 6, 2013 8-K

- 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): August 6, 2013 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

May 10, 2013 10-Q

Quarterly Report - QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2013 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 Number: 001-34800 EC

May 6, 2013 EX-99.1

News

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 6, 2013 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended March 31, 2013 will be $0.443 per unit, which is expected to be di

May 6, 2013 8-K

Current Report

8-K 1 a13-1158518k.htm 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): May 6, 2013 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Comm

March 21, 2013 SC 13D/A

ECT / ECA Marcellus Trust I / ENERGY CORP OF AMERICA - SC 13D/A Activist Investment

SC 13D/A 1 a13-81951sc13da.htm SC 13D/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 2) ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe Energy Corporation of America 501 56th Street South East Charleston, West Virginia 25304 (304)925-610

March 15, 2013 10-K

Annual Report - 10-K

10-K 1 a2213663z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure. Table of Contents 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 Fisca

February 13, 2013 424B4

PROSPECTUS Filed Pursuant to Rule 424(b)(4) Registration No. 333-185397

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents PROSPECTUS Filed Pursuant to Rule 424(b)(4) Registration No.

February 7, 2013 8-K

Current Report

8-K 1 a13-470618k.htm 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): February 6, 2013 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (

February 7, 2013 EX-99.1

SEC PARAMETERS Estimated Net Reserves and Income Data Certain Royalty Interests of ECA Marcellus Trust I As of December 31, 2012

Exhibit 99.1 FAX (303) 623-4258 621 SEVENTEENTH STREETSUITE 1550 DENVER, COLORADO 80293 TELEPHONE (303)623-9147 December 26, 2012 ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A. 919 Congress Avenue, Suite 500 Austin, Texas 78701 Gentlemen: At your request, Ryder Scott Company, L.P. (Ryder Scott) has prepared an estimate of the proved reserves, future production, and income at

February 6, 2013 CORRESP

-

February 6, 2013 Anne Nguyen Parker Branch Chief United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

February 6, 2013 CORRESP

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February 6, 2013 Nicholas P. Panos Senior Special Counsel Office of Mergers & Acquisitions United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-3561 Re: Offer to Exchange Depository Units of Eastern American Natural Gas Trust Filed on Form S-4 Filed by ECA Marcellus Trust I and Energy Corporation of America Filed December 12, 20

February 5, 2013 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 5, 2013 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended December 31, 2012 will be $0.682 per common unit, which is ex

February 5, 2013 8-K

Current Report

8-K 1 a13-443118k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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 5, 2013 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001

February 4, 2013 EX-99.2

Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMER

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.2 Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK

February 4, 2013 S-4/A

- S-4/A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on February 1, 2013 Registration No.

February 1, 2013 CORRESP

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January 31, 2013 Nicholas P. Panos Senior Special Counsel Office of Mergers & Acquisitions United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-3561 Re: Offer to Exchange Depository Units of Eastern American Natural Gas Trust Filed on Form S-4 Filed by ECA Marcellus Trust I and Energy Corporation of America Filed December 12, 20

February 1, 2013 EX-99.4

NOTICE OF GUARANTEED DELIVERY For Exchange of up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 b

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.4 NOTICE OF GUARANTEED DELIVERY For Exchange of up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EX

February 1, 2013 EX-99.2

Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMER

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.2 Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK

February 1, 2013 S-4/A

- S-4/A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on January 31, 2013 Registration No.

January 18, 2013 EX-99.4

NOTICE OF GUARANTEED DELIVERY For Exchange of up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 b

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.4 NOTICE OF GUARANTEED DELIVERY For Exchange of up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EX

January 18, 2013 EX-99.2

Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMER

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.2 Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK

January 18, 2013 S-4/A

- S-4/A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on January 18, 2013 Registration No.

January 18, 2013 CORRESP

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CORRESP 11 filename11.htm January 18, 2013 Nicholas P. Panos Senior Special Counsel Office of Mergers & Acquisitions United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-3561 Re: Offer to Exchange Depository Units of Eastern American Natural Gas Trust Filed on Form S-4 Filed by ECA Marcellus Trust I and Energy Corporation of Ame

January 18, 2013 EX-99.3

Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMER

Exhibit 99.3 Offer To Exchange up to 3,197,385 Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, AT THE END OF THE DAY ON , 2013, UNLESS THE OFFER IS EX

January 16, 2013 CORRESP

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January 16, 2013 Anne Nguyen Parker Branch Chief United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

January 16, 2013 S-3/A

- S-3/A

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on January 16, 2013 Registration No.

January 15, 2013 EX-99.3

Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA

Exhibit 99.3 Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, AT THE END OF THE DAY ON , 2013, UNLESS THE OFFER IS EXTENDED OR EARLIE

January 15, 2013 EX-99.2

Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.2 Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, AT TH

January 15, 2013 CORRESP

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January 14, 2013 Nicholas P. Panos Senior Special Counsel Office of Mergers & Acquisitions United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-3561 Re: Offer to Exchange Depository Units of Eastern American Natural Gas Trust Filed on Form S-4 Filed by ECA Marcellus Trust I and Energy Corporation of America Filed December 12, 20

January 15, 2013 S-4/A

- S-4/A

January 15, 2013 EX-99.4

NOTICE OF GUARANTEED DELIVERY For Exchange of Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORA

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.4 NOTICE OF GUARANTEED DELIVERY For Exchange of Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 4,120,059 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M

December 12, 2012 EX-99.3

Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA

Exhibit 99.3 Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, AT THE END OF THE DAY ON , 2013, UNLESS THE OFFER IS EXTENDED OR EARLIE

December 12, 2012 EX-99.4

NOTICE OF GUARANTEED DELIVERY For Exchange of Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORA

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.4 NOTICE OF GUARANTEED DELIVERY For Exchange of Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M

December 12, 2012 EX-99.1

LETTER OF TRANSMITTAL To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMER

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.1 LETTER OF TRANSMITTAL To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange Dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK

December 12, 2012 S-4

- S-4

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on December 12, 2012 Registration No.

December 12, 2012 EX-99.2

Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA

QuickLinks - Click here to rapidly navigate through this document Exhibit 99.2 Offer To Exchange Depositary Units of EASTERN AMERICAN NATURAL GAS TRUST a Delaware statutory trust for up to 3,957,527 Common Units of ECA MARCELLUS TRUST I Pursuant to the Offer to Exchange dated , 2013 by ENERGY CORPORATION OF AMERICA THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, AT TH

December 12, 2012 S-3

- S-3

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on December 12, 2012 Registration No.

November 9, 2012 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2012 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 Number: 001-3480

November 8, 2012 8-K

- CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2012 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

November 8, 2012 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 8, 2012 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended September 30, 2012 will be $0.624 per common unit, which is e

August 9, 2012 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2012 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 Number: 001-34800 ECA

August 8, 2012 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 8, 2012 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended June 30, 2012 will be $0.602 per common unit, which is expected

August 8, 2012 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 8, 2012 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employer

May 10, 2012 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2012 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 Number: 001-34800 EC

May 7, 2012 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 7, 2012 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that the Trust’s distribution for the quarter ended March 31, 2012 will be $.574 per common unit, which is expected to

May 7, 2012 8-K

Current Report

8-K 1 a12-1158018k.htm 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): May 7, 2012 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Comm

March 12, 2012 10-K

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

10-K 1 a2208003z10-k.htm 10-K Use these links to rapidly review the document TABLE OF CONTENTS PART IV Table of Contents 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, 2011 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF

February 10, 2012 8-K

Current Report

8-K 1 a12-471818k.htm 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): February 9, 2012 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (

February 10, 2012 EX-99.1

1

Exhibit 99.1 THOMSON REUTERS STREETEVENTS EDITED TRANSCRIPT ECT - Q4 2011 ECA MARCELLUS TR I EARNINGS CONFERENCE CALL EVENT DATE/TIME: FEBRUARY 09, 2012 / 05:00PM GMT THOMSON REUTERS STREETEVENTS | www.streetevents.com | Contact Us © 2012 Thomson Reuters. All rights reserved. Republication or redistribution of Thomson Reuters content, including by framing or similar means, is prohibited without th

February 8, 2012 8-K

- 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): February 8, 2012 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

February 8, 2012 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 8, 2012 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that although gas production was curtailed during the quarter while the operator was awaiting a final permit to i

December 20, 2011 EX-99.1

ECA Marcellus Trust I

EXHIBIT 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Completion of Drilling Obligation ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas December 19, 2011 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that Energy Corporation of America (“ECA”), the Sponsor of the Trust, has met its obligation to drill

December 20, 2011 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 19, 2011 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employ

November 14, 2011 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2011 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 Number: 001-3480

November 4, 2011 8-K

Current Report

8-K 1 a11-2930618k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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, 2011 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 00

November 4, 2011 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 4, 2011 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that although gas production was curtailed during the quarter due to emergency interstate pipeline repairs, its d

August 12, 2011 10-Q

Quarterly Report - QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2011 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 Number: 001-34800 ECA

August 5, 2011 8-K

Current Report

8-K 1 a11-2381518k.htm 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): August 5, 2011 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (C

August 5, 2011 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 5, 2011 ? ECA MARCELLUS TRUST I (NYSE: ECT) announced today that its distribution for the quarter ended June 30, 2011 will be $.631 per unit, which is expected to be distribut

May 25, 2011 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 24, 2011 (May 19, 2011) ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of incorporation or

May 25, 2011 EX-99.1

FINAL TRANSCRIPT ECT - Q1 2011 Eca Marcellus Trust I Earnings Conference Call Event Date/Time: May. 19. 2011 / 8:15PM GMT THOMSON REUTERS STREETEVENTS | www.streetevents.com | Contact Us ©2011 Thomson Reuters. All rights reserved. Republication or re

Exhibit 99.1 FINAL TRANSCRIPT ECT - Q1 2011 Eca Marcellus Trust I Earnings Conference Call Event Date/Time: May. 19. 2011 / 8:15PM GMT THOMSON REUTERS STREETEVENTS | www.streetevents.com | Contact Us ?2011 Thomson Reuters. All rights reserved. Republication or redistribution of Thomson Reuters content, including by framing or similar means, is prohibited without the prior written consent of Thomso

May 13, 2011 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2011 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 Number: 001-34800 EC

May 4, 2011 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas May 4, 2011 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that its distribution for the quarter ended March 31, 2011 will be $.524 per unit, which is expected to be distributed

May 4, 2011 8-K

Current Report

8-K 1 a11-1159618k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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, 2011 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-348

April 27, 2011 SC 13D/A

Activist Investment - SC 13D/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 1) ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe 4643 South Ulster Street Suite 1100 Denver, Colorado 80237 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Co

April 15, 2011 EX-1.1

2,525,000 Common Units ECA MARCELLUS TRUST I UNDERWRITING AGREEMENT

exv1w1 Exhibit 1.1 Execution Copy 2,525,000 Common Units ECA MARCELLUS TRUST I UNDERWRITING AGREEMENT New York, NY April 12, 2011 Citigroup Global Markets Inc. As Representative of the Several Underwriters listed on Schedule I hereto c/o Citigroup Global Markets Inc. 388 Greenwich Street New York, NY 10013 Ladies and Gentlemen: Energy Corporation of America, a West Virginia corporation (the “Compa

April 15, 2011 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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 April 12, 2011 Date of Report (Date of earliest event reported) ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 001-34800 (Commission File Number) 27-6522024 (IRS

April 13, 2011 424B1

2,525,000 Common Units Representing Beneficial Interests ECA Marcellus Trust I

Table of Contents Filed Pursuant to Rule 424(b)(1) Registration Nos. 333-172797 and 333-165833 PROSPECTUS 2,525,000 Common Units Representing Beneficial Interests ECA Marcellus Trust I All of the shares of common units offered by this prospectus are being sold by Energy Corporation of America (“ECA”). ECA Marcellus Trust I will not receive any of the proceeds from this offering. The trust’s common

April 5, 2011 S-1/A

- S-1/A

S-1/A 1 l42148csv1za.htm S-1/A As filed with the Securities and Exchange Commission on April 5, 2011 Registration No. 333-172797 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to Form S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ECA Marcellus Trust I (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction

April 5, 2011 EX-1.1

2,525,000 Common Units ECA MARCELLUS TRUST I UNDERWRITING AGREEMENT

exv1w1 Exhibit 1.1 2,525,000 Common Units ECA MARCELLUS TRUST I UNDERWRITING AGREEMENT New York, NY , 2011 Citigroup Global Markets Inc. As Representative of the Several Underwriters listed on Schedule I hereto c/o Citigroup Global Markets Inc. 388 Greenwich Street New York, NY 10013 Ladies and Gentlemen: Energy Corporation of America, a West Virginia corporation (the “Company”), proposes to sell

March 28, 2011 S-1/A

- FORM S-1/A

Table of Contents As filed with the Securities and Exchange Commission on March 25, 2011 Registration No.

March 14, 2011 S-1

Registration Statement - FORM S-1

Table of Contents As filed with the Securities and Exchange Commission on March 11, 2011 Registration No.

March 1, 2011 10-K

Annual Report - 10-K

Table of Contents 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, 2010 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 Number 001-34800

February 4, 2011 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas February 4, 2011 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that its distribution for the quarter ended December 31, 2010 will be $.500 per unit, which is expected to be dis

February 4, 2011 8-K

Current Report

8-K 1 a11-524018k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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 4, 2011 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001

November 23, 2010 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES

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 23, 2010 (November 19, 2010) ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commi

November 23, 2010 EX-99.1

1

Exhibit 99.1 FINAL TRANSCRIPT Conference Call Transcript ECT - Q3 2010 ECA MARCELLUS TR I Earnings Conference Call Event Date/Time: Nov 19, 2010 / 06:00PM GMT THOMSON REUTERS STREETEVENTS | www.streetevents.com | Contact Us ? 2010 Thomson Reuters. All rights reserved. Republication or redistribution of Thomson Reuters content, including by framing or similar means, is prohibited without the prior

November 12, 2010 10-Q

Quarterly Report - QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2010 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 Number: 001-3480

November 5, 2010 8-K

Current Report

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 5, 2010 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-34800 27-6522024 (State or other jurisdiction of (Commission (I.R.S. Employe

November 5, 2010 EX-99.1

ECA Marcellus Trust I

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas November 5, 2010 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that its distribution for the quarter ended September 30, 2010 will be $.421 per unit, which is expected to be di

August 19, 2010 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 a10-1540628k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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 19, 2010 (August 18, 2010) ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its cha

August 19, 2010 EX-99.1

1

Exhibit 99.1 FINAL TRANSCRIPT Conference Call Transcript ECT - Q2 2010 ECA MARCELLUS TR I Earnings Conference Call Event Date/Time: Aug 18, 2010 / 06:00PM GMT THOMSON REUTERS STREETEVENTS | www.streetevents.com | Contact Us ? 2010 Thomson Reuters. All rights reserved. Republication or redistribution of Thomson Reuters content, including by framing or similar means, is prohibited without the prior

August 16, 2010 10-Q

Quarterly Report - 10-Q

10-Q 1 a2199899z10-q.htm 10-Q QuickLinks - Click here to rapidly navigate through this document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended June 30, 2010 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURIT

August 5, 2010 8-K

Current Report

8-K 1 a10-1540618k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 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 5, 2010 ECA MARCELLUS TRUST I (Exact name of Registrant as specified in its charter) Delaware 001-

August 5, 2010 EX-99.1

News Release

Exhibit 99.1 ECA Marcellus Trust I ECA Marcellus Trust I Announces Quarterly Distribution ECA Marcellus Trust I The Bank of New York Mellon Trust Company, N.A., Trustee News Release For Immediate Release AUSTIN, Texas August 5, 2010 — ECA MARCELLUS TRUST I (NYSE: ECT) announced today that its distribution per unit for the quarter ended June 30, 2010 will be $0.272 per unit, which is expected to be

July 22, 2010 SC 13D

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe 4643 South

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 ECA Marcellus Trust I (Name of Issuer) Common Units (Title of Class of Securities) 26827L 109 (CUSIP Number) Donald C. Supcoe 4643 South Ulster STreet Suite 1100 Denver, Colorado 80237 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) Copies

July 13, 2010 EX-10.8

DEVELOPMENT AGREEMENT

exv10w8 Exhibit 10.8 Execution Version DEVELOPMENT AGREEMENT INTRODUCTION THIS DEVELOPMENT AGREEMENT (this “Development Agreement”) by and between ENERGY CORPORATION OF AMERICA, a West Virginia corporation, with offices at 4643 South Ulster Street, Suite 1100, Denver, Colorado 80237-2867 (“Assignor”), and The Bank of New York Mellon Trust Company, N.A., a national banking association organized und

July 13, 2010 EX-10.6

Term Overriding Royalty Conveyance (PUD), dated effective April 1, 2010, from Energy Corporation of America to Eastern Marketing Corporation (Incorporated herein by reference to Exhibit 10.6 to the Trust’s Current Report on Form 8-K filed on July 13, 2010 (File No. 001-34800)).

exv10w6 Exhibit 10.6 TERM OVERRIDING ROYALTY INTEREST CONVEYANCE (PUD) COMMONWEALTH OF PENNSYLVANIA INTRODUCTION THIS TERM OVERRIDING ROYALTY INTEREST CONVEYANCE (this “Conveyance”) from ENERGY CORPORATION OF AMERICA, a West Virginia corporation, with offices at 4643 South Ulster Street, Suite 100, Denver, Colorado 80237-2867 (“Assignor”), to Eastern Marketing Corporation, a West Virginia corporat

July 13, 2010 EX-10.10

Space above for County Recorder’s Use MORTGAGE, ASSIGNMENT OF LEASES, SECURITY AGREEMENT, FIXTURE FILING AND FINANCING STATEMENT ENERGY CORPORATION OF AMERICA, as MORTGAGOR THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS TRUSTEE OF ECA MARCELLUS

exv10w10 Exhibit 10.10 Execution Version WHEN RECORDED OR FILED, PLEASE RETURN TO: Vinson & Elkins L.L.P. 1001 Fannin Street, Suite 2500 Houston, Texas 77002 Attention: Linda Daugherty Space above for County Recorder’s Use MORTGAGE, ASSIGNMENT OF LEASES, SECURITY AGREEMENT, FIXTURE FILING AND FINANCING STATEMENT FROM ENERGY CORPORATION OF AMERICA, as MORTGAGOR TO THE BANK OF NEW YORK MELLON TRUST

July 13, 2010 EX-10.3

Private Investor Conveyance, dated July 7, 2010, among ECA Marcellus Trust I and certain private investors named therein (Incorporated herein by reference to Exhibit 10.3 to the Trust’s Current Report on Form 8-K filed on July 13, 2010 (File No. 001-34800)).

exv10w3 Exhibit 10.3 COMMONWEALTH OF § PENNSYLVANIA § § KNOW ALL MEN BY THESE PRESENTS THAT: COUNTY OF GREENE § § ASSIGNMENT OF ROYALTY INTEREST THIS ASSIGNMENT OF ROYALTY INTEREST (this “Assignment”) from each person executing this Assignment on the signature pages hereto under the heading “Assignor” (collectively, “Assignor”), to The Bank of New York Mellon Trust Company, N.A., a national bankin

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