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 * AMERICAN SHARED HOSPITAL SERVICES   2. Issuer Name and Ticker or Trading Symbol AMERICAN SHARED HOSPITAL SERVICES [AMS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) FOUR EMBARCADERO CENTER, SUITE 3700 3. Date of Earliest Transaction (Month/Day/Year) 06/02/2010 (Street) SAN FRANCISCO, CA 94111-4107 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 06/02/2010   A   500 (1) A $ 0 2,500 (2) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

STOCK OPTION (RIGHT TO BUY)

$ 2.81

06/02/2010

06/01/2011

A

2,000

06/02/2010(3)

06/01/2011

COMMON STOCK

2,000

$ 2.81

31,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
AMERICAN SHARED HOSPITAL SERVICES FOUR EMBARCADERO CENTER SUITE 3700 SAN FRANCISCO, CA 94111-4107	X

Signatures

ERIC OHWA ON BEHALF OF OLIN C. ROBISON		06/03/2010
**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)	THIS REPRESENTS AN AWARD OF RESTRICTED STOCK UNITS. EACH UNIT WILL ENTITLE THE REPORTING PERSON TO ONE SHARE OF THE ISSUER'S COMMON STOCK UPON VESTING. THE UNITS WILL VEST IN FULL UPON THE EARLIER OF (I) THE REPORTING PERSON'S COMPLETION OF ONE YEAR OF SERVICE MEASURED FROM JUNE 2, 2010 OR (II) SUCH INDIVIDUAL'S CONTINUATION IN BOARD SERVICE THROUGH THE DAY IMMEDIATELY PRECEDING THE 2011 ANNUAL SHAREHOLDERS MEETING (THE "VESTING DATE").
(2)	INCLUDES 500 SHARES SUBJECT TO THE REPORTED RESTRICTED STOCK UNIT AWARD WHICH WILL VEST IN FULL ON THE VESTING DATE.
(3)	THE REPORTED OPTION WILL VEST IN FULL UPON THE EARLIER OF (I) THE REPORTING PERSON'S COMPLETION OF ONE YEAR OF SERVICE MEASURED FROM JUNE 2, 2010 OR (II) SUCH INDIVIDUAL'S CONTINUATION IN BOARD SERVICE THROUGH THE DAY IMMEDIATELY PRECEDING THE 2011 ANNUAL SHAREHOLDERS MEETING (THE "VESTING DATE").

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