William J. Lansing owns 1.82% of Fair Isaac
393,428 shares as of the June 5, 2026 filing, worth $303M at the latest close.
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Free.
The stake
1.82%
worth $303M at the latest close
Stake rank
#217
by dollar value of the stake
Last sale
343 days ago
Nov 10, 2025
Last buy
None
no purchases since 2016
William J. Lansing owns 1.82% of FAIR ISAAC CORP: 393,428 of 21,597,635 shares, worth about $303M at the 2026-10-16 close. The stake has moved from 0.61% in 2016 to 1.82% on 2026-07-17, across 21 sales and 0 purchases that moved it since 2016. The last trade that moved it was a discretionary sale of $4.2M on 2025-11-10.
How the stake is held
as of the Jun 5, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Jun 5, 2026 · Form 4 ↗
HELD DIRECTLY
42,686
10.8%
HELD INDIRECTLY · 3 VEHICLES
350,742
89.2%
Lansing Revocable Trust
321,509
81.7%
Lansing 2025 Grantor Retained Annuity Trust (GRAT)
18,300
4.7%
Lansing Foundation
10,933
2.8%
THE STAKE
393,428
1.82%