- Statement of Changes in Beneficial Ownership (4)

FORM 4 [ X ] 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	OMB APPROVAL OMB Number: 3235-0287 Expires: February 28, 2011 Estimated average burden hours per response... 0.5
	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(f) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * SCHECHTER ROBERT	2. Issuer Name and Ticker or Trading Symbol UNICA CORP [ UNCA ]	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) 170 TRACER LANE	3. Date of Earliest Transaction (MM/DD/YYYY) 10/5/2010
(Street) WALTHAM, MA 02451 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	10/5/2010		D		7164	D	$21.00   (1)	0	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		7. Title and Amount of Securities Underlying Derivative Security (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)	10/5/2010		D			5000	(3)	(4)	Common Stock	5000	(3)	0	D
Nonqualified Stock Option	$9.00	10/5/2010		D			13333	(5)	1/27/2015	Common Stock	13333	$12.00	0	D
Nonqualified Stock Option	$12.74	10/5/2010		D			20000	(6)	2/27/2016	Common Stock	20000	$8.26	0	D
Nonqualified Stock Option	$11.40	10/5/2010		D			20000	(7)	3/6/2013	Common Stock	20000	$9.60	0	D
Nonqualified Stock Option	$6.46	10/5/2010		D			20000	(8)	3/7/2014	Common Stock	20000	$14.54	0	D
Nonqualified Stock Option	$4.84	10/5/2010		D			5000	(9)	2/26/2015	Common Stock	5000	$16.16	0	D
Nonqualified Stock Option	$8.75	10/5/2010		D			5000	(10)	2/25/2016	Common Stock	5000	(10)	0	D

Explanation of Responses:
( 1)	Shares were disposed of pursuant to the merger agreement between the Issuer and International Business Machines Corporation ("IBM") in exchange for a cash payment of $21.00 per share on the effective date of the merger.
( 2)	Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.
( 3)	Pursuant to the terms of the restricted stock unit award agreement and resolutions adopted by the board of directors of the issuer, 100% of the restricted stock units vested at the effective time of the merger. Each such restricted stock unit that vested at the effective time of the merger agreement was disposed of pursuant to the merger agreement in exchange for a cash payment of $21.00 per restricted stock unit.
( 4)	These restricted stock units do not have an expiration date.
( 5)	This option, which is fully vested, was cancelled pursuant to the merger agreement in exchange for a cash payment equal to $159,996, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.
( 6)	This option, which is fully vested, was cancelled pursuant to the merger agreement in exchange for a cash payment equal to $165,200, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.
( 7)	This option, which is fully vested, was cancelled pursuant to the merger agreement in exchange for a cash payment equal to $192,000, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.
( 8)	This option, which is fully vested, was cancelled pursuant to the merger agreement in exchange for a cash payment equal to $290,800, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.
( 9)	This option, which is fully vested, was cancelled pursuant to the merger agreement in exchange for a cash payment equal to $80,800, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.
( 10)	This option was granted on February 25, 2010 and provided for vesting as to 100% of the underlying shares on February 25, 2011. Pursuant to the terms of the option award agreement and resolutions adopted by the board of directors of the Issuer, at the effective time of the merger, 100% of the then unvested options vested. Pursuant to the merger agreement and an option cancellation agreement between the Issuer and the reporting person, this option was cancelled in exchange for a cash payment equal to $61,250, before reduction for taxes, representing the difference between the exercise price of the option and the value of the merger consideration per share of common stock payable pursuant to the merger agreement of $21.00.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
SCHECHTER ROBERT 170 TRACER LANE WALTHAM, MA 02451	X

Signatures
/s/ Jason W. Joseph, General Counsel and Secretary by Power of Attorney		10/7/2010
** 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 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).
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