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*
Hammond F G

(Last) (First) (Middle)
ASPEN TECHNOLOGY, INC.
200 WHEELER ROAD

(Street)
BURLINGTON MA 01803

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
ASPEN TECHNOLOGY INC /DE/ [ AZPN ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
SVP & General Counsel
3. Date of Earliest Transaction (Month/Day/Year)
09/12/2012
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 09/12/2012 M 100 A $5.27 60,050 D
Common Stock 09/12/2012 S 100(2) D $25 59,950 D
Common Stock 09/13/2012 M 8,733 A $5.27 68,683 D
Common Stock 09/13/2012 S 8,733(3)(2) D $25.4582 59,950 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) $5.27 09/12/2012 M 100 (1) 09/14/2015 Common Stock 100 $0 15,954 D
Employee Stock Option (Right to Buy) $5.27 09/13/2012 M 8,733 (1) 09/14/2015 Common Stock 8,733 $0 7,221 D
Explanation of Responses:
1. The option granted at the exercise price of $5.27, representing a right to purchase 100,000 shares, was vested at grant with respect to 15,000 shares, and became exercisable with respect to an additional 5,000 shares on October 1, 2005, and as to an additional 15,000 shares on November 9, 2005. The remaining portion of the option became exercisable in 13 equal consecutive quarterly installments on the last day of each quarter, beginning on December 31, 2005.
2. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 11, 2012.
3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.00 to $25.85, inclusive. The reporting person undertakes to provide to Aspen Technology, Inc., any security holder of Aspen Technology, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
/s/ F.G. Hammond 09/14/2012
** 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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