FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * WIBERG ROBERT K   2. Issuer Name and Ticker or Trading Symbol BRANDYWINE REALTY TRUST [BDN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive Vice President (Last) (First) (Middle) 555 EAST LANCASTER AVENUE, SUITE 100 3. Date of Earliest Transaction (Month/Day/Year) 12/22/2008 (Street) RADNOR, PA 19087 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares of Beneficial Interest 12/18/2008 12/18/2008 P   350 A $ 6.95 75,789 D   Common Shares of Beneficial Interest (1) 12/22/2008(1) 12/22/2008(1) J V 459 (1) A $ 14.7 (1) 76,248 D   Common Shares of Beneficial Interest (2) 12/22/2008(2) 12/22/2008(2) J V 664 (2) A $ 15.05 (2) 76,912 D   Common Shares of Beneficial Interest (3) 12/22/2008(3) 12/22/2008(3) J V 8 (3) A $ 17.97 (3) 76,920 D   Common Shares of Beneficial Interest (4) 12/22/2008(4) 12/22/2008(4) J V 20 (4) A $ 14.46 (4) 76,940 D   Common Shares of Beneficial Interest (5) 12/22/2008(5) 12/22/2008(5) J V 32 (5) A $ 9.36 (5) 76,972 D   Common Shares of Beneficial Interest (6) 12/22/2008(6) 12/22/2008(6) J V 0 (6) A $ 0 (6) 517 I Owned by Spouse

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
WIBERG ROBERT K 555 EAST LANCASTER AVENUE SUITE 100 RADNOR, PA 19087			Executive Vice President

Signatures

Brad A. Molotsky, as Attorney in Fact for Robert K. Wiberg		12/18/2008
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes 459 shares acquired on March 10, 2008 with a transaction price of $14.70 in a transaction exempt from Section 16(b) of the Securities Exchange Act under Brandywine Realty Trust's Employee Stock Purchase Plan ("ESPP").
(2)	Includes 664 shares acquired on June 3, 2008 with a transaction price of $15.05 in a transaction exempt from Section 16(b) of the Securities Exchange Act under Brandywine Realty Trust's ESPP.
(3)	Includes 8 additional shares acquired upon dividend reinvestment within the ESPP on April 23, 2008 with a transaction price of $17.97. The information in this report is as of 12-22-2008. The number reported is the nearest whole number.
(4)	Includes 20 additional shares acquired upon dividend reinvestment within the ESPP on July 23, 2008 with a transaction price of $14.46. The information in this report is as of 12-22-2008. The number reported is the nearest whole number.
(5)	Includes 32 additional shares acquired upon dividend reinvestment within the ESPP on October 22, 2008 with a transaction price of $9.38. The information in this report is as of 12-22-2008. The number reported is the nearest whole number.
(6)	There was no indirect transaction on the above date. The indirect ownership is being disclosed for informational purposes only.

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