“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Completion of Acquisition or Disposition of Assets. Brandywine Realty Trust (the "Parent Company") is the sole general partner of Brandywine Operating Partnership, L.P. (the "Operating Partnership") and owns its assets and conducts its operations through the Operating Partnership and subsidiaries of the Operating Partnership. The Parent Company, the Operating Partnership and their consolidated subsidiaries are collectively referred to in this report as the "Company." On July 9, 2026, the Comp…

The filing describes an amendment to the company's long-term incentive plan, which is not a management change event.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth above in

Entry into a Material Definitive Agreement. On May 28, 2026, Brandywine Realty Trust, a Maryland real estate investment trust (the “Company”), and its operating partnership, Brandywine Operating Partnership, L.P., a Delaware limited partnership (the “Operating Partnership” and, together with the Company, the “Borrowers”) extended the maturity date of the Borrowers’ revolving credit facility (the “Revolving Credit Facility”) provided under the Borrowers’ Second Amended and Restated Credit Agre…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Executive Vice President – Operations — George D. Johnstone: George D. Johnstone is retiring from his position as Executive Vice President – Operations with an orderly transition plan in place.

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Executive Vice President - Operations — George D. Johnstone: George D. Johnstone is retiring from his role by the end of Q1 2026, with an expected transition assistance agreement.

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Entry into a Material Definitive Agreement On October 3, 2025, Brandywine Operating Partnership, L.P., a Delaware limited partnership (the “Operating Partnership”), completed its offering and sale (the “Notes Offering”) of $300 million in aggregate principal amount of its 6.125% Guaranteed Notes due 2031 (the “Notes”). The Notes Offering was made pursuant to the Operating Partnership’s shelf registration statement on Form S-3 (File No. 333-270133) filed with the Securities and Exchange Commis…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of the Registrant The information provided in

Other Events On October 3, 2025, the Company issued a press release announcing the closing of the Notes Offering. A copy of the press release announcing the closing of the Notes Offering is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Entry into a Material Definitive Agreement On September 29, 2025, Brandywine Realty Trust, a Maryland real estate investment trust (the “Company”), and its operating partnership, Brandywine Operating Partnership, L.P., a Delaware limited partnership (the “Operating Partnership”), entered into an Underwriting Agreement (together with the Pricing Agreement (as defined below), the “Underwriting Agreement”) and a related Pricing Agreement (the “Pricing Agreement”) with BofA Securities, Inc., Citi…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Entry into a Material Definitive Agreement On June 27, 2025, Brandywine Operating Partnership, L.P., a Delaware limited partnership (the “Operating Partnership”), completed its offering and sale (the “Notes Offering”) of $150 million in aggregate principal amount of its 8.875% Guaranteed Notes due 2029 (the “Notes”), with a re-offer yield of 7.039%. The Notes Offering was made pursuant to the Operating Partnership’s shelf registration statement on Form S-3 (File No. 333-270133) filed with the…

Other Events On June 27, 2025, the Company issued a press release announcing the closing of the Notes Offering. A copy of the press release announcing the closing of the Notes Offering is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of the Registrant The information provided in

Entry into a Material Definitive Agreement On June 17, 2025, Brandywine Realty Trust, a Maryland real estate investment trust (the “Company”), and its operating partnership, Brandywine Operating Partnership, L.P., a Delaware limited partnership (the “Operating Partnership”), entered into an Underwriting Agreement (together with the Pricing Agreement (as defined below), the “Underwriting Agreement”) and a related Pricing Agreement (the “Pricing Agreement”) with BofA Securities, Inc. and Wells…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

“Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange…

Trustee — Terri A. Herubin: Ms. Herubin resigned from the Board due to employment requirements of a new firm, which precludes her from serving on the board of a publicly-traded company.

Triggering Events that Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement. On April 23, 2024, Brandywine Realty Trust, a Maryland real estate investment trust (the “Company”), issued a press release announcing that its operating partnership, Brandywine Operating Partnership, L.P. (the “Operating Partnership”), gave notice under the Indenture, dated as of October 22, 2004 (as modified or supplemented from time to time, the “Indenture”),…