SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Weber William John

(Last)

(First)

(Middle)

C/O GTSI CORP.

2553 DULLES VIEW DRIVE, SUITE 100

(Street)

HERNDON

20171

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
04/23/2009

3. Issuer Name and Ticker or Trading Symbol
GTSI CORP [ GTSI ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, Professional Services

5. If Amendment, Date of 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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	7,000⁽¹⁾	D
Common Stock	16,650⁽²⁾	D
Common Stock	635⁽³⁾	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option (Right to Buy)	06/01/2006⁽⁴⁾	06/01/2012	Common Stock	20,000	$8.4	D
Stock Option (Right to Buy)	04/28/2007⁽⁵⁾	04/28/2013	Common Stock	20,000	$6.75	D
Stock Appreciation Right	02/02/2008⁽⁶⁾	02/02/2014	Common Stock	51,897	$9.6	D

Explanation of Responses:

1. Restricted Stock will vest as follows: 2,380 shares on 7/20/2009; 2,310 shares on 7/20/2010; and 2,310 shares on 7/20/2011.

2. As of 4/23/2009, 4846 shares are owned and the balance of the Restricted Stock will vest as follows: 3,934 shares on 2/2/2010; 3,935 shares on 2/2/2011; and 3,935 shares on 2/2/2012.

3. Restricted Stock granted on 1/30/2009; no vesting schedule.

4. All shares are fully vested.

5. Stock Option vesting schedule: 5,000 shares on 4/28/2007; 5,000 shares on 4/28/2008; 5,000 shares on 4/28/2009; and 5,000 shares on 4/28/2010.

6. SAR vesting schedule: 10,379 shares on 2/2/2008; 10,379 shares on 2/2/2009; 10,380 shares on 2/2/2010; 10,379 shares on 2/2/2011; and 10,380 shares on 2/2/2012.

Remarks:

	/s/ William John Weber	06/08/2009
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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