BRANDYWINE REALTY TRUST — Director's Dealing 2011

May 4, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BRANDYWINE REALTY TRUST (BDN)
CIK: 0000790816
Period of Report: 2011-05-03

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-03	Common Shares of Beneficial Interest	S	30895	$12.74	Disposed	177416	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: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.7301 to $12.76, inclusive. The reporting person undertakes to provide Brandywine Realty Trust, any security holder of Brandywine Realty Trust, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

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

F3: There was no Series D transaction on the above date. The Series D ownership is being disclosed for informational purposes only.