There have been 50 recent insider transactions recorded for FormFactor, Inc. (FORM), including 8 buys and 40 sells. Total insider buying was valued at RSU Award and total insider selling at $7.58M.
Notable insiders with recent activity include Slessor Mike, Mckinnis Aric Brendan, White Brian C. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — FORM
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-18 |
Slessor Mike |
CEO |
Informative Sell |
2,832 |
$95.73 |
$271.11K |
460,859 |
| 2026-03-05 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Informative Sell |
3,462 |
$90.42 |
$313.03K |
11,140 |
| 2026-03-02 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
773 |
- |
- |
773 |
| 2026-02-24 |
White Brian C |
Director |
Informative Sell |
2,300 |
$100.01 |
$230.02K |
10,556 |
| 2026-02-18 |
Slessor Mike |
CEO |
Informative Sell |
2,896 |
$94.79 |
$274.51K |
471,086 |
| 2026-02-11 |
Brewer Kevin J |
Director |
Informative Sell |
3,000 |
$96.20 |
$288.6K |
8,105 |
| 2026-02-10 |
St Dennis Thomas |
Director |
Informative Sell |
1,830 |
$94.24 |
$172.46K |
31,526 |
| 2026-02-10 |
Steven-waiss Kelley |
Director |
Informative Sell |
2,200 |
$93.70 |
$206.14K |
30,579 |
| 2026-02-10 |
Rhodes Sheri |
Director |
Informative Sell |
7,634 |
$92.61 |
$706.97K |
10,356 |
| 2026-02-09 |
Titinger Jorge |
Director |
Informative Sell |
2,000 |
$88.84 |
$177.68K |
17,498 |
| 2026-02-09 |
White Brian C |
Director |
Informative Sell |
5,500 |
$90.95 |
$500.23K |
12,856 |
| 2026-02-09 |
Obregon-jimenez Rebeca |
Director |
Informative Sell |
2,770 |
$95.82 |
$265.42K |
10,356 |
| 2026-02-09 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
5,908 |
- |
- |
11,816 |
| 2026-02-06 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
6,031 |
- |
- |
60,310 |
| 2026-02-06 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
1,099 |
- |
- |
12,089 |
| 2026-02-05 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
3,644 |
- |
- |
21,864 |
| 2026-02-05 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
521 |
- |
- |
3,126 |
| 2026-01-15 |
Slessor Mike |
CEO |
Informative Sell |
6,112 |
$77.24 |
$472.09K |
472,907 |
| 2026-01-06 |
Slessor Mike |
CEO |
Informative Sell |
39,606 |
$65.00 |
$2.57M |
485,995 |
| 2025-12-17 |
Slessor Mike |
CEO |
Informative Sell |
2,063 |
$56.82 |
$117.22K |
525,601 |
| 2025-12-02 |
Steven-waiss Kelley |
Director |
Informative Sell |
2,700 |
$55.97 |
$151.11K |
32,779 |
| 2025-12-02 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
773 |
- |
- |
1,546 |
| 2025-11-19 |
Slessor Mike |
CEO |
Informative Sell |
3,664 |
$50.60 |
$185.4K |
533,270 |
| 2025-11-17 |
St Dennis Thomas |
Director |
Informative Sell |
2,000 |
$49.85 |
$99.69K |
38,957 |
| 2025-11-07 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
5,908 |
- |
- |
17,724 |
| 2025-11-06 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
6,031 |
- |
- |
66,341 |
| 2025-11-06 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
RSU Award |
13,188 |
- |
- |
13,188 |
| 2025-11-05 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
521 |
- |
- |
3,647 |
| 2025-11-05 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
3,644 |
- |
- |
25,508 |
| 2025-11-03 |
Slessor Mike |
CEO |
Gift (Given) |
5,000 |
- |
- |
534,748 |
| 2025-09-12 |
Steven-waiss Kelley |
Director |
Informative Sell |
3,600 |
$30.43 |
$109.53K |
35,479 |
| 2025-09-02 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Option Exercise (Sell) |
773 |
- |
- |
2,319 |
| 2025-08-13 |
Obregon-jimenez Rebeca |
Director |
Informative Sell |
4,000 |
$29.55 |
$118.2K |
13,126 |
| 2025-08-08 |
Mckinnis Aric Brendan |
CFO, SVP Global Finance |
Unknown |
4,168 |
- |
- |
- |
| 2025-08-07 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
5,908 |
- |
- |
23,632 |
| 2025-08-07 |
Shahar Shai |
CFO, SVP Global Finance |
Option Exercise (Sell) |
2,955 |
- |
- |
11,820 |
| 2025-08-06 |
Slessor Mike |
CEO |
RSU Award |
72,372 |
- |
- |
72,372 |
| 2025-08-05 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
3,644 |
- |
- |
29,152 |
| 2025-08-05 |
Shahar Shai |
CFO, SVP Global Finance |
Option Exercise (Sell) |
1,116 |
- |
- |
8,928 |
| 2025-08-01 |
Slessor Mike |
CEO |
Option Exercise (Sell) |
49,935 |
- |
- |
- |
| 2025-08-01 |
Shahar Shai |
CFO, SVP Global Finance |
Option Exercise (Sell) |
5,049 |
- |
- |
- |
| 2025-07-01 |
Slessor Mike |
CEO |
Informative Sell |
4,000 |
$34.03 |
$136.12K |
506,895 |
| 2025-06-02 |
Slessor Mike |
CEO |
Informative Sell |
4,000 |
$29.83 |
$119.32K |
510,895 |
| 2025-05-29 |
St Dennis Thomas |
Director |
Informative Sell |
3,000 |
$31.24 |
$93.72K |
40,957 |
| 2025-05-16 |
Brewer Kevin J |
Director |
RSU Award |
6,528 |
- |
- |
11,105 |
| 2025-05-16 |
St Dennis Thomas |
Director |
RSU Award |
6,528 |
- |
- |
43,957 |
| 2025-05-16 |
Titinger Jorge |
Director |
RSU Award |
6,528 |
- |
- |
19,498 |
| 2025-05-16 |
White Brian C |
Director |
RSU Award |
6,528 |
- |
- |
18,356 |
| 2025-05-16 |
Steven-waiss Kelley |
Director |
RSU Award |
6,528 |
- |
- |
39,079 |
| 2025-05-16 |
Rhodes Sheri |
Director |
RSU Award |
6,528 |
- |
- |
17,990 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
