The largest holder of Fair Isaac stock is BlackRock Advisors LLC, with 1.7 million shares (7.82% of the company), worth about $1.94 billion as of September 25, 2026. The 10 largest holders together own 49.6%.
In Q2 2026, 900 institutional holdings reports listed shares worth $25.80 billion.
Insiders reported 80 transactions in the last two years: 27 sales worth $122.06 million and no purchases. The newest one on file is from March 4, 2026 (Mcmorris Marc F, Director).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through March 4, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 1.7 million | 7.82% | $1.9B |
| Vanguard Capital Management LLC | 1.5 million | 6.84% | $1.7B |
| Capital Research & Management Co. (Global Investors) | 1.3 million | 6.00% | $1.5B |
| Vanguard Portfolio Management LLC | 1.3 million | 5.81% | $1.4B |
| Capital Research & Management Co. (International Investors) | 1.2 million | 5.78% | $1.4B |
| State Street Corporation | 1.1 million | 4.88% | $1.2B |
| Geode Capital Management LLC | 731,782 | 3.39% | $840.0M |
| Capital Research & Management Co. (World Investors) | 715,987 | 3.31% | $821.0M |
| Valley Forge Capital Management LP | 672,186 | 3.11% | $771.0M |
| Eaton Vance Management | 579,682 | 2.68% | $665.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 900 | – | $25.8B |
| Q1 2026 | 897 | 21.3 million | $22.9B |
| Q4 2025 | 1,027 | 21.2 million | $35.8B |
| Q3 2025 | 999 | 21.0 million | $31.4B |
| Q2 2025 | 1,064 | 21.5 million | $39.2B |
| Q1 2025 | 1,006 | 21.3 million | $39.3B |
| Q4 2024 | 1,041 | 21.1 million | $41.9B |
| Q3 2024 | 963 | 22.5 million | $42.5B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Mcmorris Marc F | Mar 4, 2026 | Director | -- | – |
| Kelly Braden R | Mar 4, 2026 | Director | -- | – |
| Rey David A | Mar 4, 2026 | Director | -- | – |
| Stansbury Henry Tayloe | Mar 4, 2026 | Director | -- | – |
| Manolis Eva | Mar 4, 2026 | Director | -- | – |
| Arredondo Fabiola R | Mar 4, 2026 | Director | -- | – |
| Manolis Eva | Feb 25, 2026 | Director | Conversion of Exercise of derivative security at price 247.82 per share. | $128,866 |
| Manolis Eva | Feb 25, 2026 | Director | Sale at price 1227.63 per share. | $638,368 |
| Rey David A | Feb 24, 2026 | Director | Conversion of Exercise of derivative security at price 247.82 per share. | $791,041 |
| Rees Joanna | Feb 13, 2026 | Director | Conversion of Exercise of derivative security at price 391.57 per share. | $140,182 |
| Rees Joanna | Feb 13, 2026 | Director | Sale at price 1360.00 per share. | $486,880 |
| Weber Steven P. | Jan 9, 2026 | Chief Financial Officer | -- | – |
Newest 12 of 80 insider transactions in the last two years.
BlackRock Advisors LLC, with 7.82% of the company (as of September 25, 2026). Next: Vanguard Capital Management LLC (6.84%) and Capital Research & Management Co. (Global Investors) (6.00%).
900 institutional holdings reports listed Fair Isaac shares in Q2 2026 worth $25.80 billion.
In the last two years insiders reported 27 sales and no purchases (80 transactions in all); the newest on file is from March 4, 2026.