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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
ZELLNER MICHAEL W
   2. Issuer Name and Ticker or Trading Symbol
FORMFACTOR INC [FORM] 		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)
7005 SOUTHFRONT ROAD		 3. Date of Earliest Transaction (Month/Day/Year)
04/13/2011
(Street)

LIVERMORE, CA 94551		 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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) $ 9.31 04/13/2011   A   6,000     (1) 04/13/2018(2) Common Stock 6,000 $ 0 6,000 D  
Restricted Stock Units $ 0 04/13/2011   A   6,000     (3)   (4) Common Stock 6,000 $ 0 6,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ZELLNER MICHAEL W
7005 SOUTHFRONT ROAD
LIVERMORE, CA 94551		   X      

Signatures

 By: /s/ Stuart L Merkadeau, Attorney-in-Fact For: Michael W Zellner   04/14/2011
**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) Except as provided in Section 9.5 of the Company's 2002 Equity Incentive Plan (the "Plan") and any other agreements regarding option vesting and exercisability between the rerporting person and Issuer, which agreements or form agreements are filed with the SEC, the option will vest and become exercisable in 36 equal monthly installments with the vesting dates beginning on May 13, 2011 and ending on April 13, 2014.
(2) If the reporting person ceases to provide services to the Issuer for any reason except death or disability, all options that have not yet vested shall be forfeited without consideration. If termination is due to death or disability, the option shall become vested and exercisable as to an additional number of shares equal to the number of shares that would have vested and become exercisable during the twelve months following the date of termination.
(3) Restricted Stock Units vest in 36 equal monthly installments with the vesting dates beginning on May 13, 2011 and ending on April 13, 2014. Settlement of vested Units into common stock will occur on the earlier of April 13, 2014 and the date the reporting person ceases to provide services to the Issuer, or thereafter, on the first market trading day in an open trading window under Issuer's insider trading policy if the applicable date is not a market trading day in an open trading window.
(4) If the reporting person ceases to provide services to the Issuer for any reason, all Restricted Stock Units that have not yet vested shall be forfeited without consideration except as provided in Section 9.5 of the Plan and any other agreements regarding award vesting and exercisability between the reporting person and Issuer, whcih agreement or form agreements are filed with the SEC.
 
Remarks:
THE CONFIRMING STATEMENT GRANTING THE ATTORNEY-IN-FACT THE AUTHORITY TO EXECUTE AND FILE THIS FORM 4 HAS BEEN PREVIOUSLY FILED WITH THE U.S. SECURITIES AND EXCHANGE COMMISSION.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.