BRANDYWINE REALTY TRUST — Director's Dealing 2011

May 11, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BRANDYWINE REALTY TRUST (BDN)
CIK: 0000790816
Period of Report: 2011-05-10

Reporting Person: SIPZNER HOWARD (Executive Vice President & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-10	Common Shares of Beneficial Interest	S	3871	$12.48	Disposed	173545	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Series C Cumulative Redeemable Preferred Shares	5000	Direct
Series D Cumulative Redeemable Preferred Shares	11200	Direct

Footnotes

F1: There was no Series C transaction on the above date. The Series C ownership is being disclosed for informational purposes only.

F2: There was no Series D transaction on the above date. The Series D ownership is being disclosed for informational purposes only.