FORMFACTOR INC
FORM
44 insider filings · Latest: Oct 14, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| May 19, 2026 | May 21 9:48 PM | Dennis Thomas StDirector | Sale | 1,000 | $115.84 | $115.8K | 31,873(D) | View → |
| May 21, 2026 | May 21 8:19 PM | REBECA OBREGON-JIMENEZ | Proposed Sale | 3,828 | $126.48 | $484.1K | — | View → |
| May 20, 2026 | May 20 8:53 PM | BRIAN C WHITE | Proposed Sale | 3,250 | $126.00 | $409.5K | — | View → |
| May 20, 2026 | May 20 8:33 PM | KEVIN J BREWER REVOCABLE TRUST | Proposed Sale | 1,577 | $124.28 | $196.0K | — | View → |
| May 19, 2026 | May 19 8:12 PM | Thomas M. St. Dennis | Proposed Sale | 1,000 | $115.84 | $115.8K | — | View → |
| May 13, 2026 | May 15 10:29 PM | Jorge TitingerDirector | Sale | 4,009 | $128.79 | $516.3K | 13,489(D) | View → |
| May 15, 2026 | May 15 10:22 PM | Kelley Steven-WaissDirector | Sale | 5,400 | $125.60 | $678.2K | 25,179(D) | View → |
| May 15, 2026 | May 15 8:34 PM | KELLEY LYNNE STEVEN-WAISS | Proposed Sale | 5,400 | $125.60 | $678.2K | — | View → |
| May 13, 2026 | May 15 12:47 AM | Titinger Jorge | Proposed Sale | 4,009 | $128.79 | $516.3K | — | View → |
| May 13, 2026 | May 14 9:32 PM | Mike SlessorDirector, CEO | Sale | 9,438 | $126.52 | $1.2M | 447,037(D) | View → |
| May 13, 2026 | May 13 8:19 PM | MIKE SLESSOR | Proposed Sale | 9,438 | $126.52 | $1.2M | — | View → |
| Apr 15, 2026 | Apr 15 8:35 PM | Mike SlessorDirector, CEO | Sale | 11,294 | $127.72 | $1.4M | 449,565(D) | View → |
| Apr 15, 2026 | Apr 15 8:07 PM | MIKE SLESSOR | Proposed Sale | 11,294 | $127.72 | $1.4M | — | View → |
| Mar 18, 2026 | Mar 18 9:56 PM | Mike SlessorDirector, CEO | Sale | 10,227 | $95.15 | $973.1K | 460,859(D) | View → |
| Mar 18, 2026 | Mar 18 8:22 PM | MIKE SLESSOR | Proposed Sale | 10,227 | $95.15 | $973.1K | — | View → |
| Mar 5, 2026 | Mar 6 11:10 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Sale | 3,462 | $90.42 | $313.0K | 11,140(D) | View → |
| Mar 5, 2026 | Mar 5 9:01 PM | ARIC MCKINNIS | Proposed Sale | 3,462 | $90.42 | $313.0K | — | View → |
| Feb 24, 2026 | Feb 25 9:21 PM | Brian C WhiteDirector | Sale | 2,300 | $100.01 | $230.0K | 10,556(D) | View → |
| Feb 24, 2026 | Feb 24 9:13 PM | BRIAN C WHITE | Proposed Sale | 2,300 | $100.01 | $230.0K | — | View → |
| Feb 18, 2026 | Feb 19 12:41 AM | Mike SlessorDirector, CEO | Sale | 8,664 | $94.14 | $815.6K | 471,086(D) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Aug 7, 2026 | Aug 10 10:58 PM | Mike SlessorDirector, CEO | Grant/Award | 141,792 | $0.00 | 141,792(D) | View → |
| Aug 7, 2026 | Aug 10 10:58 PM | Mike SlessorDirector, CEO | Option Exercise | 147,700 | $0.00 | 0(D) | View → |
| Aug 6, 2026 | Aug 10 10:58 PM | Mike SlessorDirector, CEO | Grant/Award | 27,696 | $0.00 | 27,696(D) | View → |
| Aug 6, 2026 | Aug 10 10:44 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Grant/Award | 6,924 | $0.00 | 6,924(D) | View → |
| Aug 6, 2026 | Aug 7 9:56 PM | Mike SlessorDirector, CEO | Option Exercise | 6,031 | $0.00 | 48,248(D) | View → |
| Aug 5, 2026 | Aug 7 9:56 PM | Mike SlessorDirector, CEO | Option Exercise | 3,644 | $0.00 | 14,576(D) | View → |
| Aug 6, 2026 | Aug 7 9:49 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 1,099 | $0.00 | 9,891(D) | View → |
| Aug 5, 2026 | Aug 7 9:49 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 521 | $0.00 | 2,084(D) | View → |
| Jun 2, 2026 | Jun 4 10:22 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 773 | $0.00 | 0(D) | View → |
| May 7, 2026 | May 8 8:52 PM | Mike SlessorDirector, CEO | Option Exercise | 5,908 | $0.00 | 5,908(D) | View → |
| May 6, 2026 | May 7 10:38 PM | Mike SlessorDirector, CEO | Option Exercise | 6,031 | $0.00 | 54,279(D) | View → |
| May 5, 2026 | May 7 10:38 PM | Mike SlessorDirector, CEO | Option Exercise | 3,644 | $0.00 | 18,220(D) | View → |
| May 6, 2026 | May 7 10:36 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 1,099 | $0.00 | 10,990(D) | View → |
| May 5, 2026 | May 7 10:36 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 521 | $0.00 | 2,605(D) | View → |
| Mar 2, 2026 | Mar 3 11:17 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 773 | $0.00 | 773(D) | View → |
| Feb 9, 2026 | Feb 11 11:21 PM | Mike SlessorDirector, CEO | Option Exercise | 5,908 | $0.00 | 11,816(D) | View → |
| Feb 6, 2026 | Feb 9 11:49 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 1,099 | $0.00 | 12,089(D) | View → |
| Feb 5, 2026 | Feb 9 11:49 PM | Aric Brendan MckinnisCFO, SVP Global Finance | Option Exercise | 521 | $0.00 | 3,126(D) | View → |
| Feb 6, 2026 | Feb 9 11:46 PM | Mike SlessorDirector, CEO | Option Exercise | 6,031 | $0.00 | 60,310(D) | View → |
| Feb 5, 2026 | Feb 9 11:46 PM | Mike SlessorDirector, CEO | Option Exercise | 3,644 | $0.00 | 21,864(D) | View → |