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

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * Johnson Helen   2. Issuer Name and Ticker or Trading Symbol INSIGHT ENTERPRISES INC [NSIT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP Treasurer and IR (Last) (First) (Middle) 6820 SOUTH HARL AVENUE 3. Date of Earliest Transaction (Month/Day/Year) 02/20/2010 (Street) TEMPE, AZ 85283 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 02/20/2010   M   2,987 A $ 0 13,391 D   Common Stock 02/20/2010   F   1,148 D (1) $ 13.25 12,243 D   Common Stock 02/20/2010   M   5,376 A $ 0 17,619 D   Common Stock 02/20/2010   F   1,904 D (1) $ 13.25 15,715 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

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
Restricted Stock Units	(2)	02/20/2010		M			2,987	(3)	(3)	Common Stock	2,987	$ 0	5,973	D
Restricted Stock Units	(2)	02/20/2010		M			5,376	(4)	(4)	Common Stock	5,376	$ 0	10,752	D
Restricted Stock Units	(2)	02/20/2010		A		7,064		(5)	(5)	Common Stock	7,064	$ 0	7,064	D
Restricted Stock Units	(2)	02/20/2010		A		10,597		(6)	(6)	Common Stock	10,597	$ 0	10,597	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Johnson Helen 6820 SOUTH HARL AVENUE TEMPE, AZ 85283			SVP Treasurer and IR

Signatures

Mark N. Rogers, by Power of Attorney, for Helen Johnson		02/23/2010
**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)	Insight Enterprises, Inc. has withheld the number of whole shares necessary to satisfy the minimum statutory tax withholding obligations. The value of the vested shares (and the taxable income) is calculated based on the closing price on the vesting date or next preceeding trading date in the case that the vesting date is a non-trading date.
(2)	Each restricted stock unit represents a contingent right to receive one share of Common Stock of Insight Enterprises, Inc.
(3)	The restricted stock units were granted on February 20, 2009, with vesting to occur in three equal installments beginning February 20, 2010.
(4)	The restricted stock units were granted on February 20, 2009. The number of stock units increased with actual earnings per share (for the fiscal year ended December 31, 2009, on a consolidated non-GAAP diluted basis) and was greater than target earnings per share. Vesting occurs in three equal installments beginning February 20, 2010.
(5)	The restricted stock units were granted on February 20, 2010, with vesting to occur in three equal installments beginning February 20, 2011.
(6)	The number of restricted stock units increases or decreases with actual earnings per share (for the fiscal year ending December 31, 2010, on a consolidated non-GAAP diluted basis) greater or less than target earnings per share, and the restricted stock units vest in three equal installments beginning February 20, 2011.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.