List of insiders holdings for FORMFACTOR INC:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | MOHR DAVIDOW VENTURES IV L P 10% Owner | 2004-04-06 12:54:36 | 3,000,000 0 | 3,000,000 | Form 4 |
| 2 | KHANDROS IGOR Y CEO | 2009-02-13 16:09:23 | 2,792,497 0 | 2,792,497 | Form 13G |
| 3 | SLESSOR MIKE CEO | 2025-08-08 16:48:48 | 635,752 0 | 635,752 | Form 4 |
| 4 | LUDWIG MICHAEL M SR VP, CFO | 2018-02-22 18:51:57 | 300,387 0 | 300,387 | Form 4 |
| 5 | HATSUKANO YOSHIKAZU Sr. VP & President, FFI KK | 2006-02-08 19:51:55 | 148,284 0 | 148,284 | Form 4 |
| 6 | MERKADEAU STUART L SR VP GENERAL COUNSEL | 2015-05-08 19:48:23 | 106,963 0 | 106,963 | Form 4 |
| 7 | MATHEWS PETER B Sr VP of Worldwide Sales | 2006-02-08 19:46:01 | 78,909 0 | 78,909 | Form 4 |
| 8 | FOSTER RONALD C Sr. VP & CFO | 2007-06-18 16:35:11 | 75,563 0 | 75,563 | Form 4 |
| 9 | Shahar Shai CFO, SVP Global Finance | 2025-08-08 16:36:31 | 67,788 0 | 67,788 | Form 4 |
| 10 | LINK RAYMOND A Director | 2023-05-30 20:35:25 | 66,225 0 | 66,225 | Form 4 |
| 11 | BRONSON JOSEPH R President | 2007-01-05 18:20:06 | 55,103 7,000 | 62,103 | Form 4 |
| 12 | ZELLNER MICHAEL W Director | 2019-12-12 17:22:58 | 50,875 0 | 50,875 | Form 4 |
| 13 | St Dennis Thomas Director | 2025-05-30 19:26:24 | 40,957 0 | 40,957 | Form 4 |
| 14 | PRESTRIDGE JAMES A Director | 2011-09-01 13:04:43 | 0 39,748 | 39,748 | Form 4 |
| 15 | RUST HARROLD J VP- Operations | 2003-11-06 18:52:42 | 39,641 0 | 39,641 | Form 4 |
| 16 | Ruscev Mario CEO | 2010-02-03 17:20:58 | 39,231 0 | 39,231 | Form 4 |
| 17 | ELDRIDGE BENJAMIN N Sr. VP of Development & CTO | 2006-02-06 18:43:22 | 4,621 32,070 | 36,691 | Form 4 |
| 18 | STEVEN-WAISS KELLEY Director | 2025-09-12 19:59:14 | 35,479 0 | 35,479 | Form 4 |
| 19 | FREEMAN RICHARD SR VP OPERATIONS | 2008-02-22 19:34:01 | 35,000 0 | 35,000 | Form 4 |
| 20 | DeLateur Richard Director | 2019-07-26 17:32:26 | 34,000 0 | 34,000 | Form 4 |
| 21 | Vernet Jean B SR VP, CFO | 2010-05-03 12:51:05 | 28,637 0 | 28,637 | Form 4 |
| 22 | ROGAS EDWARD JR Director | 2021-05-18 19:19:09 | 22,098 0 | 22,098 | Form 4 |
| 23 | Bahrami Homa Director | 2010-06-23 17:18:52 | 21,000 0 | 21,000 | Form 4/A |
| 24 | Titinger Jorge Director | 2025-05-16 20:43:53 | 19,498 0 | 19,498 | Form 4 |
| 25 | WHITE BRIAN C Director | 2025-05-16 20:45:33 | 18,356 0 | 18,356 | Form 4 |
| 26 | WAGNER HARVEY A Director | 2010-06-23 17:18:02 | 18,000 0 | 18,000 | Form 4/A |
| 27 | Rhodes Sheri Director | 2025-05-16 20:42:04 | 17,990 0 | 17,990 | Form 4 |
| 28 | MEYERHOFF JENS Chief Operating Officer | 2005-07-19 09:19:58 | 14,900 0 | 14,900 | Form 4 |
| 29 | McKinnis Aric Brendan CFO, SVP Global Finance | 2025-09-03 16:10:22 | 13,622 0 | 13,622 | Form 4 |
| 30 | Obregon-Jimenez Rebeca Director | 2025-08-13 20:11:08 | 13,126 0 | 13,126 | Form 4 |
| 31 | DAVIDOW WILLIAM H Director | 2005-05-23 19:32:46 | 12,500 0 | 12,500 | Form 4 |
| 32 | Hu Chenming Director | 2010-05-21 21:21:45 | 12,000 0 | 12,000 | Form 4 |
| 33 | BREWER KEVIN J Director | 2025-05-16 20:37:10 | 11,105 0 | 11,105 | Form 4 |
| 34 | EVERETT G CARL JR Director | 2013-08-07 14:32:32 | 10,000 0 | 10,000 | Form 4 |
| 35 | CAMPBELL THOMAS J Director | 2009-06-03 12:58:51 | 9,600 0 | 9,600 | Form 4 |
| 36 | MAIER LOTHAR Director | 2024-05-15 16:14:28 | 6,770 0 | 6,770 | Form 4 |
| 37 | Mittermaier Richard Director of Accounting Director | 2005-02-28 21:11:50 | 4,413 0 | 4,413 | Form 4 |
| 38 | WIJK FRANS VAN Sr. VP Marketing & Bus Dev | 2003-10-22 21:28:10 | 2,875 0 | 2,875 | Form 4 |