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FORMFACTOR INC

FORM Net selling

CIK 0001039399 #988 in the set updated 21 Sep 2026

Bought (1 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$2.04M

$1.83M on a plan · $0.00 straight out of an exercise

Sold at will

$201.81K

1 of 4 sales

Net

−$2.04M

−$201.81K against sales at will

By person

10 insiders · 4 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

—

$1.83M (3) scheduled

−$1.83M

466,694

0.5974%

$49.38M

−12.6%

STEVEN-WAISS KELLEY

Director

—

$201.81K (1)

−$201.81K

24,426

0.0313%

$2.58M

−32.9%

Shahar Shai

CFO, SVP Global Finance

—

55,968

0.0716%

$5.92M

+43.9%

St Dennis Thomas

Director

—

28,333

0.0363%

$3.00M

−30.1%

Titinger Jorge

Director

—

14,836

0.0190%

$1.57M

+14.4%

McKinnis Aric Brendan

CFO, SVP Global Finance

—

14,152

0.0181%

$1.50M

+24.7%

Obregon-Jimenez Rebeca

Director

—

13,126

0.0168%

$1.39M

−17.2%

WHITE BRIAN C

Director

—

8,653

0.0111%

$915.49K

−26.8%

BREWER KEVIN J

Director

—

8,105

0.0104%

$857.51K

+77.1%

Rhodes Sheri

Director

—

5,375

0.0069%

$568.68K

−53.1%

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

STEVEN-WAISS KELLEY

3 Sep 2026

Director

Sell

2,100

$96.10

$201.81K

What was left out

Form 4 filings counted 2

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 3

Sales straight out of an exercise 0

Sales at will 1

Transactions with no price 0

Shares from compensation/vesting 0

History held since 2 Nov 2016