Statement of Changes of Beneficial Ownership

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
                                                                                  
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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 *

KNITTEL RUSSELL J 		2. Issuer Name and Ticker or Trading Symbol

SYNAPTICS INC [ SYNA ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Sr VP, CFO, CAO and Secretary
(Last)          (First)          (Middle)

3120 SCOTT BLVD., STE. 130 		3. Date of Earliest Transaction (MM/DD/YYYY)

10/26/2006
(Street)

SANTA CLARA, CA 95054
(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   10/26/2006     M    4705   A $9.96   5167   D    
Common Stock   10/26/2006     M    17000   A $6.00   22167   D    
Common Stock   10/26/2006     S    18819   D $28.00   3348   D    
Common Stock   10/26/2006     S    100   D $28.03   3248   D    
Common Stock   10/26/2006     S    100   D $28.06   3148   D    
Common Stock   10/26/2006     S    346   D $28.10   2802   D    
Common Stock   10/26/2006     S    100   D $28.11   2702   D    
Common Stock   10/26/2006     S    200   D $28.12   2502   D    
Common Stock   10/26/2006     S    800   D $28.13   1702   D    
Common Stock   10/26/2006     S    140   D $28.14   1562   D    
Common Stock   10/26/2006     S    100   D $28.18   1462   D    
Common Stock   10/26/2006     S    300   D $28.23   1162   D    
Common Stock   10/26/2006     S    400   D $28.25   762   D    
Common Stock   10/26/2006     S    300   D $28.26   462   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
Employee Stock Option (Right to Buy)   $9.96   10/26/2006     M        4705      (1) 8/7/2013   Common Stock   4705   $0.00   11460   D    
Employee Stock Option (Right to Buy)   $6.00   10/26/2006     M        17000      (2) 7/30/2012   Common Stock   17000   $0.00   0   D    

Explanation of Responses:
( 1)  25% of the total number of shares subject to the option vested and became exercisable on the twelve month anniversary of the August 7, 2003 vesting commencement date, and 1/48th of the total number of shares subject to the option vested or shall vest and became or shall become exercisable on the 7th day of each month thereafter.
( 2)  25% of the total number of shares subject to the option vested and became exercisable on the twelve month anniversary of the July 30, 2002 vesting commencement date, and 1/48th of the total number of shares subject to the option vested and became exercisable on the 30th day of each month thereafter.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
KNITTEL RUSSELL J
3120 SCOTT BLVD., STE. 130
SANTA CLARA, CA 95054

Sr VP, CFO, CAO and Secretary

Signatures
Russell J. Knittel 10/26/2006
** 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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