Ownership Submission
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 *
SILVERSTEIN BARRY
  2. Issuer Name and Ticker or Trading Symbol
FRANKLIN STREET PROPERTIES CORP /MA/ [FSP]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
Member of 13(d) Group
(Last)
(First)
(Middle)
5111 OCEAN BOULEVARD, SUITE C
3. Date of Earliest Transaction (Month/Day/Year)
08/03/2007
(Street)

SARASOTA,, FL 34242
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 Stock 08/03/2007   P   1,100 A $ 16.05 473,956 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0499 475,056 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0396 476,156 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0382 477,256 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0358 478,356 I See footnote (1)
Common Stock 08/03/2007   P   3,850 A $ 16.02 482,206 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0188 483,306 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0126 484,406 I See footnote (1)
Common Stock 08/03/2007   P   1,650 A $ 16.01 486,056 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 16.0024 487,156 I See footnote (1)
Common Stock 08/03/2007   P   2,200 A $ 16 489,356 I See footnote (1)
Common Stock 08/03/2007   P   2,200 A $ 15.98 491,556 I See footnote (1)
Common Stock 08/03/2007   P   2,200 A $ 15.96 493,756 I See footnote (1)
Common Stock 08/03/2007   P   1,100 A $ 15.959 494,856 I See footnote (1)
Common Stock 08/03/2007   P   150 A $ 16.05 34,890 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0499 35,040 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0396 35,190 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0382 35,340 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0358 35,490 I See footnote (2)
Common Stock 08/03/2007   P   525 A $ 16.02 36,015 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0188 36,165 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0126 36,315 I See footnote (2)
Common Stock 08/03/2007   P   225 A $ 16.01 36,540 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 16.0024 36,690 I See footnote (2)
Common Stock 08/03/2007   P   300 A $ 16 36,990 I See footnote (2)
Common Stock 08/03/2007   P   300 A $ 15.98 37,290 I See footnote (2)
Common Stock 08/03/2007   P   300 A $ 15.96 37,590 I See footnote (2)
Common Stock 08/03/2007   P   150 A $ 15.959 37,740 I See footnote (2)

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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
SILVERSTEIN BARRY
5111 OCEAN BOULEVARD, SUITE C
SARASOTA,, FL 34242
  X     Member of 13(d) Group

Signatures

 /s/ Barry Silverstein   08/07/2007
**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) Shares held by JMB Family Limited Partnership. Mr. Silverstein is a general partner of JMB Family Limited Partnership and has sole dispositive and sole voting power of these shares.
(2) Shares held by Mr. Silverstein's spouse. Mr. Silverstein disclaims beneficial ownership of the shares beneficially owned by his spouse, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such shares for purposes of Section 16 or for any other purpose.

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