FORMFACTOR INC - FORM
All tracked SEC files for this issuer. Showing up to 200 latest records.
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Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 54
Latest filed: Sep 17, 2026
| Form | Count |
|---|---|
| 4 | 28 |
| 144 | 17 |
| SCHEDULE 13G/A | 4 |
| 8-K | 3 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Sep 17, 2026 | 4 | Sep 16, 2026 | 0001628280-26-062602 | View |
| Sep 16, 2026 | 144 | — | 0001950047-26-009588 | View |
| Sep 04, 2026 | 4 | Sep 03, 2026 | 0001628280-26-060753 | View |
| Sep 03, 2026 | 144 | — | 0001950047-26-009058 | View |
| Aug 17, 2026 | 4 | Aug 14, 2026 | 0001628280-26-057485 | View |
| Aug 14, 2026 | 144 | — | 0001950047-26-008156 | View |
| Aug 14, 2026 | SCHEDULE 13G/A | — | 0001102578-26-000046 | View |
| Aug 10, 2026 | 4 | Aug 06, 2026 | 0001628280-26-055434 | View |
| Aug 10, 2026 | 4 | Aug 06, 2026 | 0001628280-26-055427 | View |
| Aug 07, 2026 | 4 | Aug 05, 2026 | 0001628280-26-054948 | View |
| Aug 07, 2026 | 4 | Aug 05, 2026 | 0001628280-26-054951 | View |
| Jul 29, 2026 | 8-K | Jul 29, 2026 | 0001039399-26-000030 | View |
| Jul 28, 2026 | SCHEDULE 13G/A | — | 0002012383-26-002572 | View |
| Jul 16, 2026 | 4 | Jul 15, 2026 | 0001628280-26-048529 | View |
| Jul 15, 2026 | 144 | — | 0001950047-26-007095 | View |
| Jun 16, 2026 | 4 | Jun 15, 2026 | 0001628280-26-043696 | View |
| Jun 15, 2026 | 144 | — | 0001950047-26-006072 | View |
| Jun 11, 2026 | 4 | Jun 10, 2026 | 0001628280-26-042611 | View |
| Jun 10, 2026 | 144 | — | 0001950047-26-005848 | View |
| Jun 04, 2026 | 4 | Jun 02, 2026 | 0001628280-26-040947 | View |
| Jun 04, 2026 | 4 | Jun 02, 2026 | 0001628280-26-040952 | View |
| Jun 04, 2026 | 144 | — | 0001950047-26-005624 | View |
| Jun 02, 2026 | 144 | — | 0001950047-26-005530 | View |
| May 26, 2026 | 144 | — | 0001950047-26-005065 | View |
| May 22, 2026 | 4 | May 21, 2026 | 0001628280-26-037885 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001628280-26-037428 | View |
| May 21, 2026 | 4 | May 20, 2026 | 0001628280-26-037432 | View |
| May 21, 2026 | 144 | — | 0001950047-26-004897 | View |
| May 20, 2026 | 144 | — | 0001950047-26-004831 | View |
| May 20, 2026 | 144 | — | 0001950047-26-004851 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036632 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036634 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036636 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036638 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036645 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001628280-26-036647 | View |
| May 19, 2026 | 8-K | May 15, 2026 | 0001039399-26-000025 | View |
| May 19, 2026 | 144 | — | 0001950047-26-004745 | View |
| May 15, 2026 | 4 | May 15, 2026 | 0001628280-26-035733 | View |
| May 15, 2026 | 4 | May 13, 2026 | 0001628280-26-035737 | View |
| May 15, 2026 | 144 | — | 0001950047-26-004637 | View |
| May 15, 2026 | SCHEDULE 13G/A | — | 0001102578-26-000030 | View |
| May 14, 2026 | 144 | — | 0001385162-26-000007 | View |
| May 14, 2026 | 4 | May 13, 2026 | 0001628280-26-035233 | View |
| May 13, 2026 | 144 | — | 0001950047-26-004447 | View |
| May 08, 2026 | 4 | May 07, 2026 | 0001628280-26-032980 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0001628280-26-032444 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0001628280-26-032447 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100119-26-000557 | View |
| Apr 29, 2026 | 8-K | Apr 29, 2026 | 0001039399-26-000020 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000425 | View |
| Apr 15, 2026 | 4 | Apr 15, 2026 | 0001628280-26-025268 | View |
| Apr 15, 2026 | 144 | — | 0001950047-26-003469 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001342 | View |