SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
BURKE ROBERT D
(Last) (First) (Middle)
ONE MAIN STREET
(Street)
CAMBRIDGE MA 02142
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
ART TECHNOLOGY GROUP INC [ ARTG ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
President and CEO
3. Date of Earliest Transaction (Month/Day/Year)
12/14/2010
4. 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 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 12/14/2010 M 277,776 A $1.44 584,220 D
COMMON STOCK 12/14/2010 F 66,890 D $5.98 517,330 D
COMMON STOCK 12/14/2010 M 70,313 A $1.57 587,643 D
COMMON STOCK 12/14/2010 F 18,461 D $5.98 569,182 D
COMMON STOCK 12/14/2010 M 87,745 A $1.27 656,927 D
COMMON STOCK 12/14/2010 F 18,635 D $5.98 638,292 D
COMMON STOCK 12/14/2010 M 39,179 A $2.93 677,471 D
COMMON STOCK 12/14/2010 F 19,197 D $5.98 658,274 D
COMMON STOCK 12/14/2010 M 17,315 A $3.66 675,589 D
COMMON STOCK 12/14/2010 F 10,598 D $5.98 664,991 D
COMMON STOCK 12/14/2010 M 222,224 A $1.44 887,215 D
COMMON STOCK 12/14/2010 F 123,950 D $5.98 763,265 D
COMMON STOCK 12/14/2010 M 400,000 A $1.29 1,163,265 D
COMMON STOCK 12/14/2010 F 217,263 D $5.98 946,002 D
COMMON STOCK 12/14/2010 M 154,687 A $1.57 1,100,689 D
COMMON STOCK 12/14/2010 F 88,239 D $5.98 1,012,450 D
COMMON STOCK 12/14/2010 M 177,255 A $1.27 1,189,705 D
COMMON STOCK 12/14/2010 F 95,932 D $5.98 1,093,773 D
COMMON STOCK 12/14/2010 M 160,821 A $2.93 1,254,594 D
COMMON STOCK 12/14/2010 F 113,042 D $5.98 1,141,552 D
COMMON STOCK 12/14/2010 M 107,685 A $3.66 1,249,237 D
COMMON STOCK 12/14/2010 F 83,350 D $5.98 1,165,887 D
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 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: 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
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.44 12/14/2010 M 277,776 12/05/2002 12/05/2012 COMMON STOCK 277,776 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.57 12/14/2010 M 70,313 01/30/2004 01/30/2014 COMMON STOCK 70,313 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.27 12/14/2010 M 87,745 01/27/2005 01/27/2015 COMMON STOCK 87,745 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $2.93 12/14/2010 M 39,179 02/28/2006 02/28/2016 COMMON STOCK 39,179 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $3.66 12/14/2010 M 17,315 03/24/2008 03/24/2018 COMMON STOCK 17,315 $0 39,822 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.44 12/14/2010 M 222,224 12/05/2002 12/05/2012 COMMON STOCK 222,224 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.29 12/14/2010 M 400,000 01/02/2003 01/02/2013 COMMON STOCK 400,000 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.57 12/14/2010 M 154,687 01/30/2004 01/30/2014 COMMON STOCK 154,687 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $1.27 12/14/2010 M 177,255 01/27/2005 01/27/2015 COMMON STOCK 177,255 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $2.93 12/14/2010 M 160,821 02/28/2006 02/28/2016 COMMON STOCK 160,821 $0 0 D
EMPLOYEE STOCK OPTION (RIGHT TO BUY) $3.66 12/14/2010 M 107,685 03/24/2008 03/24/2018 COMMON STOCK 107,685 $0 35,178 D
Explanation of Responses:
/s/ Jeffrey T. Kowalski, by Power of Attorney 12/16/2010
** 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).
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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