# EDGAR Filing Document

**Accession Number:** 0001456772
**File Stem:** 0001104659-26-062776
**Filing Date:** 2026-5
**Character Count:** 10092
**Document Hash:** 811802cec7b443349b3447a587621a60
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-062776.hdr.sgml**: 20260515

**ACCESSION NUMBER**: 0001104659-26-062776

**CONFORMED SUBMISSION TYPE**: POS AM

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260515

**DATE AS OF CHANGE**: 20260515

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** OFFICE PROPERTIES INCOME TRUST
- **CENTRAL INDEX KEY:** 0001456772
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE [6500]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 264273474
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** POS AM
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-285051
- **FILM NUMBER:** 26989538

**BUSINESS ADDRESS:**
- **STREET 1:** C/O THE RMR GROUP
- **STREET 2:** TWO NEWTON PL., 255 WASH. ST., STE. 300
- **CITY:** NEWTON
- **STATE:** MA
- **ZIP:** 02458
- **BUSINESS PHONE:** (617) 219-1440

**MAIL ADDRESS:**
- **STREET 1:** C/O THE RMR GROUP
- **STREET 2:** TWO NEWTON PL., 255 WASH. ST., STE. 300
- **CITY:** NEWTON
- **STATE:** MA
- **ZIP:** 02458

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GOVERNMENT PROPERTIES INCOME TRUST
- **DATE OF NAME CHANGE:** 20161006

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Government Properties Income Trust
- **DATE OF NAME CHANGE:** 20090220

**As filed with the Securities and Exchange Commission on May 15, 2026**

**Registration No. 333-284926**

**Registration No. 333-285051**

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**WASHINGTON, D.C. 20549**

**POST-EFFECTIVE AMENDMENTS NO. 1** 

**TO** 

**FORM S-3** 

**REGISTRATION STATEMENTS** 

**UNDER THE SECURITIES ACT OF 1933**

**OFFICE PROPERTIES INCOME TRUST** 

(Exact name of registrant as specified in its charter)

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| | |
|:---|:---|
| **Maryland**<br> (State or other jurisdiction of<br> incorporation or organization) | **26-4273474**<br> (I.R.S. Employer<br> Identification Number) |

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**Two Newton Place** 

**255 Washington Street, Suite 300** 

**Newton, Massachusetts 02458-1634** 

**(617) 219-1440** 

(Address, including zip code, and telephone number, including area code, of registrant's principal executive offices)

**Brian E. Donley** 

**Chief Financial Officer and Treasurer** 

**Office Properties Income Trust** 

**Two Newton Place** 

**255 Washington Street, Suite 300** 

**Newton, Massachusetts 02458-1634** 

**(617) 219-1440** 

(Name, address, including zip code, and telephone number, including area code, of agent for service)

*Copy to:* 

**Howard E. Berkenblit** 

**Shu Wei** 

**Sullivan & Worcester LLP** 

**One Post Office Square** 

**Boston, Massachusetts 02109** 

**(617) 338-2800**

**Approximate date of commencement of proposed sale to the public:** Not applicable. Removal from registration of securities that were not sold pursuant to the above referenced registration statements.

If the only securities being registered on this Form are being offered pursuant to dividend or interest reinvestment plans, please check the following box. ◻

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, other than securities offered only in connection with dividend or interest reinvestment plans, check the following box. ◻

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ◻

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ◻

If this Form is a registration statement pursuant to General Instruction I.D. or a post-effective amendment thereto that shall become effective upon filing with the Commission pursuant to Rule 462(e) under the Securities Act, check the following box. ◻

If this Form is a post-effective amendment to a registration statement filed pursuant to General Instruction I.D. filed to register additional securities or additional classes of securities pursuant to Rule 413(b) under the Securities Act, check the following box. ◻

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company" and "emerging growth company" in Rule 12b-2 of the Exchange Act.

Large accelerated filer □ Accelerated filer □ Non-accelerated filer ⌧ Smaller reporting company ⌧ Emerging growth company ◻

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ◻

**EXPLANATORY NOTE**

**DEREGISTRATION OF UNSOLD SECURITIES**

Office Properties Income Trust, a Maryland real estate investment trust, or the Registrant, is filing these Post-Effective Amendments, or these Post-Effective Amendments, to the following Registration Statements on Form S-3, or each a Registration Statement and together, the Registration Statements, which have been previously filed by the Registrant with the Securities and Exchange Commission, or the SEC, to deregister any and all securities registered but unsold or otherwise unissued as of the date hereof under the Registration Statements:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1. [Registration Statement No. 333-284926 on Form S-3 filed with the SEC on February 13, 2025](https://www.sec.gov/Archives/edgar/data/1456772/000110465925013046/tm255371-1_s3.htm) , as amended by the [Pre-Effective Amendment No. 1 thereto filed with the SEC on April 1, 2025](https://www.sec.gov/Archives/edgar/data/1456772/000110465925030606/tm2510913-3_s3a.htm) ; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. [Registration Statement No. 333-285051 on Form S-3 filed with the SEC on February 19, 2025](https://www.sec.gov/Archives/edgar/data/1456772/000110465925015158/tm255378-4_s3.htm) , as amended by the [Pre-Effective Amendment No. 1 thereto filed with the SEC on April 1, 2025](https://www.sec.gov/Archives/edgar/data/1456772/000110465925030486/tm2510913-5_s3a.htm) .

On October 30, 2025, the Registrant and certain of its subsidiaries each commenced a voluntary case, or, collectively, the Chapter 11 Cases, under chapter 11 of title 11 of the United States Code with the United States Bankruptcy Court for the Southern District of Texas.

In connection with the Chapter 11 Cases, the Registrant has terminated any and all offerings and sales of securities pursuant to each Registration Statement. In accordance with the undertaking made by the Registrant in each Registration Statement to remove from registration, by means of a post-effective amendment, any of the securities that have been registered for issuance and remain unsold at the termination of such offering, the Registrant hereby removes from registration any and all of such securities registered under such Registration Statement but unsold or unissued as of the date hereof. Each Registration Statement is hereby amended, as appropriate, to reflect the deregistration of such securities, and the Registrant hereby terminates the effectiveness of each Registration Statement.

**SIGNATURES**

Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused these Post-Effective Amendments to the Registration Statements on Form S-3 to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Newton, Commonwealth of Massachusetts, on May 15, 2026.

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| | |
|:---|:---|
| **OFFICE PROPERTIES INCOME TRUST** | **OFFICE PROPERTIES INCOME TRUST** |
| By: | /s/ Brian E. Donley |
|  | Brian E. Donley |
|  | Chief Financial Officer and Treasurer |

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Pursuant to the requirements of the Securities Act of 1933, these Post-Effective Amendments No. 1 to Registration Statements on Form S-3 have been signed below by the following persons in the capacities and on the dates indicated.

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| | | |
|:---|:---|:---|
| **Signature** | **Title** | **Date** |
| /s/ Yael Duffy | Managing Trustee; President and Chief Executive Officer (principal chief executive officer) | May 15, 2026 |
| Yael Duffy | Managing Trustee; President and Chief Executive Officer (principal chief executive officer) | May 15, 2026 |
| /s/ Brian E. Donley | Chief Financial Officer and Treasurer (principal financial officer and principal accounting officer) | May 15, 2026 |
| Brian E. Donley | Chief Financial Officer and Treasurer (principal financial officer and principal accounting officer) | May 15, 2026 |
| /s/ Donna D. Fraiche | Independent Trustee | May 15, 2026 |
| Donna D. Fraiche | Independent Trustee | May 15, 2026 |
| /s/ Barbara D. Gilmore | Independent Trustee | May 15, 2026 |
| Barbara D. Gilmore | Independent Trustee | May 15, 2026 |
| /s/ William A. Lamkin | Independent Trustee | May 15, 2026 |
| William A. Lamkin | Independent Trustee | May 15, 2026 |
| /s/ Elena Poptodorova | Independent Trustee | May 15, 2026 |
| Elena Poptodorova | Independent Trustee | May 15, 2026 |
| /s/ Timothy R. Pohl | Independent Trustee | May 15, 2026 |
| Timothy R. Pohl | Independent Trustee | May 15, 2026 |
| /s/ Adam D. Portnoy | Managing Trustee | May 15, 2026 |
| Adam D. Portnoy | Managing Trustee | May 15, 2026 |
| /s/ Jeffrey P. Somers | Independent Trustee | May 15, 2026 |
| Jeffrey P. Somers | Independent Trustee | May 15, 2026 |
| /s/ Mark A. Talley | Independent Trustee | May 15, 2026 |
| Mark A. Talley | Independent Trustee | May 15, 2026 |

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