Ownership Submission
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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Sloma Geoffrey E
   2. Issuer Name and Ticker or Trading Symbol
SYNOPSYS INC [SNPS] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP, Corp Controller, & PAO
(Last)
(First)
(Middle)
700 EAST MIDDLEFIELD ROAD		 3. Date of Earliest Transaction (Month/Day/Year)
12/04/2006
(Street)

MOUNTAIN VIEW, CA 94043		 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 12/04/2006   S   558 D $ 25.8109 0 D  
Common Stock 12/04/2006   M   100 A $ 14.6875 100 D  
Common Stock 12/04/2006   S   100 D $ 25.51 0 D  
Common Stock 12/04/2006   M   9,900 A $ 14.6875 9,900 D  
Common Stock 12/04/2006   S   9,900 D $ 25.5 0 D  
Common Stock 12/04/2006   M   1,207 A $ 14.6875 1,207 D  
Common Stock 12/04/2006   S   1,207 D $ 25.48 0 D  
Common Stock 12/04/2006   M   100 A $ 14.6875 100 D  
Common Stock 12/04/2006   S   100 D $ 25.47 0 D  
Common Stock 12/04/2006   M   600 A $ 14.6875 600 D  
Common Stock 12/04/2006   S   600 D $ 25.46 0 D  
Common Stock 12/04/2006   M   1,300 A $ 14.6875 1,300 D  
Common Stock 12/04/2006   S   1,300 D $ 25.45 0 D  
Common Stock 12/04/2006   M   900 A $ 14.6875 900 D  
Common Stock 12/04/2006   S   900 D $ 25.44 0 D  
Common Stock 12/04/2006   M   750 A $ 14.6875 750 D  
Common Stock 12/04/2006   S   750 D $ 25.43 0 D  
Common Stock 12/04/2006   M   200 A $ 14.6875 200 D  
Common Stock 12/04/2006   S   200 D $ 25.42 0 D  
Common Stock 12/04/2006   M   2,000 A $ 14.6875 2,000 D  
Common Stock 12/04/2006   S   2,000 D $ 25.41 0 D  
Common Stock 12/04/2006   M   600 A $ 14.6875 600 D  
Common Stock 12/04/2006   S   600 D $ 25.4 0 D  
Common Stock 12/04/2006   M   500 A $ 14.6875 500 D  
Common Stock 12/04/2006   S   500 D $ 25.39 0 D  
Common Stock 12/04/2006   M   2,412 A $ 14.6875 2,412 D  
Common Stock 12/04/2006   S   2,412 D $ 25.38 0 D  
Common Stock 12/04/2006   M   1,681 A $ 14.6875 1,681 D  
Common Stock 12/04/2006   S   1,681 D $ 25.49 0 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     100 07/31/2001(1) 08/14/2010 Common Stock 100 $ 0 22,150 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     9,900 07/31/2001(1) 08/14/2010 Common Stock 9,900 $ 0 12,250 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     1,207 07/31/2001(1) 08/14/2010 Common Stock 1,207 $ 0 11,043 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     100 07/31/2001(1) 08/14/2010 Common Stock 100 $ 0 10,943 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     600 07/31/2001(1) 08/14/2010 Common Stock 600 $ 0 10,343 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     1,300 07/31/2001(1) 08/14/2010 Common Stock 1,300 $ 0 9,043 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     900 07/31/2001(1) 08/14/2010 Common Stock 900 $ 0 8,143 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     750 07/31/2001(1) 08/14/2010 Common Stock 750 $ 0 7,393 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     200 07/31/2001(1) 08/14/2010 Common Stock 200 $ 0 7,193 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     2,000 07/31/2001(1) 08/14/2010 Common Stock 2,000 $ 0 5,193 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     600 07/31/2001(1) 08/14/2010 Common Stock 600 $ 0 4,593 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     500 07/31/2001(1) 08/14/2010 Common Stock 500 $ 0 4,093 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     2,412 07/31/2001(1) 08/14/2010 Common Stock 2,412 $ 0 1,681 D  
Non-Qualified Stock Option (right to buy) $ 14.6875 12/04/2006   M     1,681 07/31/2001(1) 08/14/2010 Common Stock 1,681 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Sloma Geoffrey E
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CA 94043		       VP, Corp Controller, & PAO  

Signatures

 By: Stephen Buckhout pursuant to POA For: Geoffrey E Sloma   12/05/2006
**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) 1/4 of the option vested 7/31/2001 with the remainder vesting in a series of 36 monthly installments. Original grant of 60,000 shares: 37,750 shares have been exercised prior to individual becoming a reporting person.

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