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 *
DEAL RICHARD
  2. Issuer Name and Ticker or Trading Symbol
FAIR ISAAC CORP [FICO]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr. Vice President
(Last)
(First)
(Middle)
901 MARQUETTE AVENUE, SUITE 3200
3. Date of Earliest Transaction (Month/Day/Year)
05/24/2012
(Street)

MINNEAPOLIS, MN 55402
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 05/24/2012   M   9,554 A $ 28.75 32,427 D  
Common Stock 05/24/2012   M   8,750 A $ 14.16 41,177 D  
Common Stock 05/24/2012   M   8,751 A $ 20.31 49,928 D  
Common Stock 05/24/2012   M   12,501 A $ 24.03 62,429 D  
Common Stock 05/24/2012   S   45,686 D $ 41.262 (1) 16,743 D  
Common Stock 05/25/2012   M   3,999 A $ 28.75 20,742 D  
Common Stock 05/25/2012   M   10,446 A $ 32.01 31,188 D  
Common Stock 05/25/2012   S   14,845 D $ 41.2733 (2) 16,343 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) $ 28.75 05/24/2012   M     9,554 08/02/2005(3) 08/01/2014 Common Stock 9,554 $ 0 10,446 D  
Non-Qualified Stock Option (Right to buy) $ 14.16 05/24/2012   M     8,750 12/18/2009(3) 12/17/2015 Common Stock 8,750 $ 0 8,750 D  
Non-Qualified Stock Option (Right to buy) $ 20.31 05/24/2012   M     8,751 12/18/2010(3) 12/17/2016 Common Stock 8,751 $ 0 17,500 D  
Non-Qualified Stock Option (Right to buy) $ 24.03 05/24/2012   M     12,501 12/13/2011(3) 12/12/2017 Common Stock 12,501 $ 0 37,501 D  
Non-Qualified Stock Option (Right to buy) $ 28.75 05/25/2012   M     3,999 08/02/2005(3) 08/01/2014 Common Stock 3,999 $ 0 6,447 D  
Non-Qualified Stock Option (Right to buy) $ 32.01 05/25/2012   M     10,446 11/15/2005(3) 11/14/2014 Common Stock 10,446 $ 0 24,554 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
DEAL RICHARD
901 MARQUETTE AVENUE
SUITE 3200
MINNEAPOLIS, MN 55402
      Sr. Vice President  

Signatures

 /s/Nancy E. Fraser, Attorney-in-fact   05/25/2012
**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) This transaction was executed in multiple trades at prices ranging from $41.25 to $41.40. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
(2) This transaction was executed in multiple trades at prices ranging from $41.25 to $41.54. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
(3) This option vests in four equal annual installments commencing on this date.

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