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PDF SOLUTIONS INC

PDFS Net selling

CIK 0001120914 #2091 in the set updated 17 Sep 2026

Bought (120 mo)

$1.37M

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

Sold (120 mo)

$10.19M

$0.00 on a plan · $1.53M straight out of an exercise

Sold at will

$8.66M

43 of 48 sales

Net

−$8.83M

−$7.29M against sales at will

By person

17 insiders · 56 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Raza Adnan

EVP, Finance and CFO

—

$2.82M (11)

−$2.82M

80,697

0.1911%

$3.58M

−16.7%

LANZA LUCIO

Director

—

$2.44M (4) scheduled

−$2.44M

562,407

1.33%

$24.98M

+5.5%

Strojwas Andrzej

Chief Technology Officer

—

$1.21M (6)

−$1.21M

90,965

0.2154%

$4.04M

+13.0%

KIBARIAN JOHN KACHIG

PRESIDENT AND CEO

$1.13M (2)

—

+$1.13M

2,522,756

5.97%

$112.04M

+2.0%

BRONSON JOSEPH R

Director

—

$975.26K (2)

−$975.26K

40,956

0.0970%

$1.82M

+116.5%

GUSTAFSON MICHAEL B

Director

$238.12K (2)

$976.55K (9)

−$738.43K

40,192

0.0952%

$1.78M

—

Zhang Shuo

Director

—

$711.34K (5)

−$711.34K

23,380

0.0554%

$1.04M

—

Li Ye Jane

Director

—

$373.21K (2)

−$373.21K

26,632

0.0631%

$1.18M

—

Kim KwangH

VP of Business Development

—

$269.50K (2)

−$269.50K

4,463

0.0106%

$198.20K

−62.8%

Yin Gerald Zheyao

Director

—

$183.80K (1)

−$183.80K

11,023

0.0261%

$489.53K

—

WALKER GREGORY C

CFO, VP Finance

—

$123.65K (1)

−$123.65K

21,468

0.0508%

$953.39K

−25.1%

Erba Nancy

Director

—

$116.65K (2)

−$116.65K

25,682

0.0608%

$1.14M

—

HARTGRING CORNELIS

Vice President, CSS

—

— (2)

$0.00

46,840

0.1109%

$2.08M

+13.3%

MICHAELS KIMON

EVP of Products and Solutions

—

— (1)

$0.00

3,127,670

7.41%

$138.90M

+0.9%

CHRISTINE RUSSELL

EVP, Finance and CFO

—

69,225

0.1639%

$3.07M

−13.5%

Iansiti Marco

Director

—

39,465

0.0935%

$1.75M

—

CHAN CHI-FOON

Director

—

24,168

0.0572%

$1.07M

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

GUSTAFSON MICHAEL B

13 May 2025

Director

Buy

7,500

$19.45

$145.88K

KIBARIAN JOHN KACHIG

25 Feb 2025

PRESIDENT AND CEO

Buy indirect

15,644

$22.11

$345.89K

KIBARIAN JOHN KACHIG

24 Feb 2025

PRESIDENT AND CEO

Buy indirect

34,356

$22.80

$783.32K

GUSTAFSON MICHAEL B

24 Feb 2025

Director

Buy

4,000

$23.06

$92.24K

Show all 56 transactions →

What was left out

Form 4 filings counted 195

Amendments (4/A) skipped 3

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 5

Sales at will 43

Transactions with no price 3

Shares from compensation/vesting 1,066,160

Sales filed before the plan box existed 26

History held since 13 Sep 2016