# EDGAR Filing Document

**Accession Number:** 0001060386
**File Stem:** 0001193125-26-115312
**Filing Date:** 2026-3
**Character Count:** 3173
**Document Hash:** 576d3f6d138682ed5b657dcc716b5e42
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-115312.hdr.sgml**: 20260521

**ACCESSION NUMBER**: 0001193125-26-115312

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260319

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BRANDYWINE REALTY TRUST
- **CENTRAL INDEX KEY:** 0000790816
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE INVESTMENT TRUSTS [6798]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 232413352
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 2929 ARCH STREET
- **STREET 2:** SUITE 1800
- **CITY:** PHILADELPHIA
- **STATE:** PA
- **ZIP:** 19104
- **BUSINESS PHONE:** 6103255600

**MAIL ADDRESS:**
- **STREET 1:** 2929 ARCH STREET
- **STREET 2:** SUITE 1800
- **CITY:** PHILADELPHIA
- **STATE:** PA
- **ZIP:** 19104

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LINPRO SPECIFIED PROPERTIES
- **DATE OF NAME CHANGE:** 19920703
**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BRANDYWINE OPERATING PARTNERSHIP, L.P.
- **CENTRAL INDEX KEY:** 0001060386
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE INVESTMENT TRUSTS [6798]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 232862640
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** C/O BRANDYWINE REALTY TRUST
- **STREET 2:** 2929 ARCH STREET, SUITE 1800
- **CITY:** PHILADELPHIA
- **STATE:** PA
- **ZIP:** 19104
- **BUSINESS PHONE:** 6103255600

**MAIL ADDRESS:**
- **STREET 1:** C/O BRANDYWINE REALTY TRUST
- **STREET 2:** 2929 ARCH STREET, SUITE 1800
- **CITY:** PHILADELPHIA
- **STATE:** PA
- **ZIP:** 19104

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BRANDYWINE OPERATING PARTNERSHIP LP /PA
- **DATE OF NAME CHANGE:** 19980428

March 19, 2026

<u>VIA EDGAR</u> 

U.S. Securities and Exchange Commission

Division of Corporate Finance

Office of Real Estate & Construction

100 F Street, N.E.

Washington, D.C. 20549

---

| | |
|:---|:---|
| **Re:** | **Brandywine Realty Trust**  |

---

**Brandywine Operating Partnership, L.P.** 

**Registration Statement on Form S-3** 

**Filed March 10, 2026** 

**File No. 333-294182** 

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Brandywine Realty Trust and Brandywine Operating Partnership, L.P. hereby request acceleration of the effectiveness of the Registration Statement on Form S-3 (File No. 333-294182) to March 23, 2026, at 4:00 p.m., Eastern time, or as soon as possible thereafter.

---

| | |
|:---|:---|
|  Very truly yours, | Very truly yours, |
|  **Brandywine Realty Trust** | **Brandywine Realty Trust** |
| By: | /s/ Gerard H. Sweeney |
| Name: | Gerard H. Sweeney |
| Its: | President and Chief Executive Officer |
|  **Brandywine Operating Partnership, L.P.** | **Brandywine Operating Partnership, L.P.** |
| By: | Brandywine Realty Trust, its General Partner |
| By: | /s/ Gerard H. Sweeney |
| Name: | Gerard H. Sweeney |
| Its: | President and Chief Executive Officer |

---