FORMFACTOR INC (FORM) insider trading

By person

16 insiders · 234 transactions

74.2×

Michael D. Slessor holds 74.2 times base salary in stock. $49.38M of shares against $664.62K in salary for 2025.

Salary from the company's own proxy. The shares are what Michael D. Slessor last reported holding, valued at $105.80, the price Common Stock was last bought or sold at on the open market here, on 16 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

SLESSOR MIKE

CEO

—

$34.89M (114) scheduled

−$34.89M

466,694

0.5974%

$49.38M

+117.2%

St Dennis Thomas

Director

—

$13.14M (32) scheduled

−$13.14M

74,333

0.0952%

$7.86M

−65.5%

MAIER LOTHAR

Director

—

$5.49M (1)

−$5.49M

6,770

0.0087%

$716.27K

−87.2%

Shahar Shai

CFO, SVP Global Finance

—

$3.91M (15)

−$3.91M

55,968

0.0716%

$5.92M

—

STEVEN-WAISS KELLEY

Director

—

$2.56M (16)

−$2.56M

24,426

0.0313%

$2.58M

+125.5%

Rhodes Sheri

Director

—

$2.43M (5)

−$2.43M

5,375

0.0069%

$568.68K

+11.2%

DeLateur Richard

Director

—

$2.32M (7) scheduled

−$2.32M

25,000

0.0320%

$2.65M

+13.6%

ROGAS EDWARD JR

Director

—

$2.21M (7)

−$2.21M

61,098

0.0782%

$6.46M

−31.4%

LUDWIG MICHAEL M

SR VP, CFO

—

$1.83M (9) scheduled

−$1.83M

240,387

0.3077%

$25.43M

+14.7%

Obregon-Jimenez Rebeca

Director

—

$1.79M (7)

−$1.79M

13,126

0.0168%

$1.39M

+30.2%

WHITE BRIAN C

Director

—

$1.33M (4)

−$1.33M

8,653

0.0111%

$915.49K

+91.4%

Titinger Jorge

Director

—

$977.93K (3)

−$977.93K

14,836

0.0190%

$1.57M

+207.0%

ZELLNER MICHAEL W

Director

—

$720.62K (4)

−$720.62K

41,875

0.0536%

$4.43M

−12.8%

LINK RAYMOND A

Director

$17.90K (1)

$481.76K (6)

−$463.86K

66,225

0.0848%

$7.01M

+94.2%

McKinnis Aric Brendan

CFO, SVP Global Finance

—

$313.03K (1)

−$313.03K

14,152

0.0181%

$1.50M

+24.7%

BREWER KEVIN J

Director

—

$288.60K (1)

−$288.60K

8,105

0.0104%

$857.51K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

SLESSOR MIKE

16 Sep 2026

CEO

Sold on a plan

1,000

$105.80

$105.80K

SLESSOR MIKE

16 Sep 2026

CEO

Sold on a plan

7,773

$105.12

$817.10K

SLESSOR MIKE

16 Sep 2026

CEO

Sold on a plan

8,737

$104.26

$910.92K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

686

$133.33

$91.46K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

5,535

$132.50

$733.39K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

1,125

$131.65

$148.11K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

3,282

$130.54

$428.43K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

2,892

$129.55

$374.66K

SLESSOR MIKE

14 Aug 2026

CEO

Sold on a plan

2,482

$128.72

$319.48K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

868

$121.30

$105.29K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

300

$120.58

$36.17K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

170

$119.08

$20.24K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

706

$118.21

$83.46K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

1,650

$117.39

$193.69K

SLESSOR MIKE

15 Jul 2026

CEO

Sold on a plan

1,041

$116.56

$121.34K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

1,629

$123.37

$200.97K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

2,500

$122.63

$306.58K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

4,220

$121.72

$513.66K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

975

$121.00

$117.98K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

400

$119.46

$47.78K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

767

$119.00

$91.27K

SLESSOR MIKE

10 Jun 2026

CEO

Sold on a plan

1,399

$117.70

$164.66K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

702

$136.15

$95.58K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

$135.73

$8.96K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

200

$132.63

$26.53K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

200

$130.57

$26.11K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

700

$129.33

$90.53K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

700

$128.52

$89.96K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

100

$127.47

$12.75K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

398

$126.59

$50.38K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

1,388

$125.58

$174.31K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

2,984

$124.71

$372.13K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

1,300

$123.72

$160.84K

SLESSOR MIKE

13 May 2026

CEO

Sold on a plan

700

$122.84

$85.99K

SLESSOR MIKE

15 Apr 2026

CEO

Sold on a plan

767

$129.22

$99.11K

SLESSOR MIKE

15 Apr 2026

CEO

Sold on a plan

5,432

$128.56

$698.34K

SLESSOR MIKE

15 Apr 2026

CEO

Sold on a plan

2,369

$127.65

$302.40K

SLESSOR MIKE

15 Apr 2026

CEO

Sold on a plan

900

$126.58

$113.92K

SLESSOR MIKE

15 Apr 2026

CEO

Sold on a plan

1,826

$125.24

$228.69K

SLESSOR MIKE

18 Mar 2026

CEO

Sold on a plan

2,832

$95.73

$271.11K

SLESSOR MIKE

18 Mar 2026

CEO

Sold on a plan

5,495

$95.21

$523.18K

SLESSOR MIKE

18 Mar 2026

CEO

Sold on a plan

1,900

$94.10

$178.79K

SLESSOR MIKE

18 Feb 2026

CEO

Sold on a plan

2,896

$94.79

$274.51K

SLESSOR MIKE

18 Feb 2026

CEO

Sold on a plan

4,934

$93.97

$463.65K

SLESSOR MIKE

18 Feb 2026

CEO

Sold on a plan

834

$92.85

$77.44K

SLESSOR MIKE

15 Jan 2026

CEO

Sold on a plan

6,112

$77.24

$472.09K

SLESSOR MIKE

15 Jan 2026

CEO

Sold on a plan

6,976

$76.43

$533.18K

SLESSOR MIKE

6 Jan 2026

CEO

Sold on a plan

39,606

$65.00

$2.57M

SLESSOR MIKE

17 Dec 2025

CEO

Sold on a plan

2,063

$56.82

$117.22K

SLESSOR MIKE

17 Dec 2025

CEO

Sold on a plan

5,606

$56.19

$315.00K

SLESSOR MIKE

19 Nov 2025

CEO

Sold on a plan

3,664

$50.60

$185.40K

SLESSOR MIKE

19 Nov 2025

CEO

Sold on a plan

4,739

$49.65

$235.29K

SLESSOR MIKE

1 Jul 2025

CEO

Sold on a plan

4,000

$34.03

$136.12K

SLESSOR MIKE

2 Jun 2025

CEO

Sold on a plan

4,000

$29.83

$119.32K

SLESSOR MIKE

1 May 2025

CEO

Sold on a plan

4,000

$31.72

$126.88K

SLESSOR MIKE

1 Apr 2025

CEO

Sold on a plan

4,000

$28.24

$112.98K

SLESSOR MIKE

3 Mar 2025

CEO

Sold on a plan

4,000

$33.05

$132.20K

SLESSOR MIKE

3 Feb 2025

CEO

Sold on a plan

100

$39.53

$3.95K

SLESSOR MIKE

3 Feb 2025

CEO

Sold on a plan

3,900

$38.97

$151.98K

SLESSOR MIKE

2 Jan 2025

CEO

Sold on a plan

400

$45.01

$18.00K

SLESSOR MIKE

2 Jan 2025

CEO

Sold on a plan

3,600

$44.38

$159.77K

SLESSOR MIKE

2 Dec 2024

CEO

Sold on a plan

101

$41.17

$4.16K

SLESSOR MIKE

2 Dec 2024

CEO

Sold on a plan

3,899

$40.57

$158.18K

SLESSOR MIKE

1 Nov 2024

CEO

Sold on a plan

4,000

$38.81

$155.25K

SLESSOR MIKE

1 Oct 2024

CEO

Sold on a plan

1,000

$46.00

$46.00K

SLESSOR MIKE

1 Oct 2024

CEO

Sold on a plan

3,000

$45.04

$135.13K

SLESSOR MIKE

3 Sep 2024

CEO

Sold on a plan

1,188

$47.17

$56.04K

SLESSOR MIKE

3 Sep 2024

CEO

Sold on a plan

2,812

$45.94

$129.20K

SLESSOR MIKE

1 Jul 2024

CEO

Sold on a plan

682

$60.57

$41.31K

SLESSOR MIKE

1 Jul 2024

CEO

Sold on a plan

995

$59.24

$58.94K

SLESSOR MIKE

1 Jul 2024

CEO

Sold on a plan

2,323

$58.44

$135.75K

SLESSOR MIKE

3 Jun 2024

CEO

Sold on a plan

1,230

$54.83

$67.45K

SLESSOR MIKE

3 Jun 2024

CEO

Sold on a plan

2,770

$54.17

$150.05K

SLESSOR MIKE

1 May 2024

CEO

Sold on a plan

4,000

$43.75

$174.98K

SLESSOR MIKE

1 Apr 2024

CEO

Sold on a plan

4,000

$45.94

$183.75K

SLESSOR MIKE

1 Mar 2024

CEO

Sold on a plan

4,000

$43.38

$173.52K

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FORMFACTOR INC

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