Form 4 FAIR ISAAC CORP For: Jun 04 Filed by: LANSING WILLIAM J

June 8, 2026 5:07 PM EDT
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
OMB APPROVAL
OMB Number: 3235-0287
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Estimated average burden
hours per response: 0.5
  
 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 *
LANSING WILLIAM J
(Last) (First) (Middle)
5 WEST MENDENHALL, SUITE 105
(Street)
BOZEMAN MT 59715
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
FAIR ISAAC CORP [ FICO ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
President and CEO
3. Date of Earliest Transaction (Month/Day/Year)
06/04/2026
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 06/05/2026   M   784 A $ 0 42,922 D  
Common Stock 06/05/2026   F   236 D $ 1,137.33 42,686 (1) D  
Common Stock               321,509 I Lansing Revocable Trust
Common Stock               18,300 I Lansing 2025 Grantor Retained Annuity Trust (GRAT)
Common Stock               10,933 I Lansing Foundation
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
Market Share Units (2) 06/04/2026   A     784 (3) 06/05/2026   (4) Common Stock 784 $ 0 18,792 D  
Explanation of Responses:
1. The net shares of 548 shares issued under the June 5, 2023 retention Market Share Unit grant must be retained until June 5, 2028.
2. Each earned market share unit represents a right to receive one share of Fair Isaac common stock contingent upon continued employment.
3. On June 5, 2023, the reporting person was granted a retention target award of 19,576 market share units. The award vests in three equal annual installments from the grant date based on the Company's satisfaction of certain performance criteria for each of the performance periods ending May 31, 2026, 2027, 2028. The performance criteria for 2026 were met, resulting in the award of market share units being reported herein.
4. No expiration date.
/s/ Carrie H. Darling, Attorney-in-fact 06/08/2026
** 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.
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 Number.

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