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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

43
Insider
Date
Role
Action
Shares
Price
Amount
Strojwas Andrzej
31 Aug 2026
Chief Technology Officer
Sell
3,394
$44.41
$150.73K
Zhang Shuo
12 Aug 2026
Director
Sell
1,501
$51.47
$77.26K
Strojwas Andrzej
17 Dec 2024
CTO
Sell
6,008
$30.36
$182.40K
Strojwas Andrzej
17 Dec 2024
CTO
Sell
245
$31.17
$7.64K
Strojwas Andrzej
16 Dec 2024
CTO
Sell
5,030
$30.85
$155.19K
Erba Nancy
11 Dec 2024
Director
Sell indirect
2,000
$30.81
$61.62K
Zhang Shuo
3 Jun 2024
Director
Sell
5,500
$34.66
$190.63K
Raza Adnan
17 May 2024
EVP, FINANCE AND CFO
Sell
9,647
$33.95
$327.52K
Raza Adnan
16 May 2024
EVP, FINANCE AND CFO
Sell
16,504
$33.82
$558.17K
Raza Adnan
15 May 2024
EVP, FINANCE AND CFO
Sell
1,343
$34.52
$46.36K
Li Ye Jane
26 Feb 2024
Director
Sell
9,653
$33.27
$321.16K
Li Ye Jane
23 Feb 2024
Director
Sell
1,531
$34.00
$52.05K
BRONSON JOSEPH R
21 Feb 2024
Director
Sell
15,000
$34.63
$519.45K
GUSTAFSON MICHAEL B
13 Dec 2023
Director
Sell
4,883
$30.86
$150.69K
GUSTAFSON MICHAEL B
12 Dec 2023
Director
Sell
867
$31.29
$27.13K
Erba Nancy
29 Nov 2023
Director
Sell indirect
1,800
$30.57
$55.03K
Zhang Shuo
18 Aug 2023
Director
Sell
3,047
$33.75
$102.84K
Strojwas Andrzej
8 Mar 2023
CTO
Sell
2,520
$38.45
$96.89K
Raza Adnan
3 Mar 2023
EVP, FINANCE AND CFO
Sell
15,547
$37.64
$585.19K
GUSTAFSON MICHAEL B
28 Feb 2023
Director
Sell
13,316
$37.26
$496.15K
BRONSON JOSEPH R
22 Feb 2023
Director
Sell
12,500
$36.47
$455.81K
Strojwas Andrzej
30 Nov 2022
CTO
Sell
19,926
$31.00
$617.63K
Raza Adnan
29 Nov 2022
EVP, FINANCE AND CFO
Sell
9,224
$30.13
$277.90K
Raza Adnan
25 Nov 2022
EVP, FINANCE AND CFO
Sell
3,000
$30.50
$91.50K
Zhang Shuo
16 Nov 2022
Director
Sell
2,000
$29.84
$59.68K
GUSTAFSON MICHAEL B
16 Nov 2022
Director
Sell
2,500
$30.05
$75.13K
GUSTAFSON MICHAEL B
15 Nov 2022
Director
Sell
2,500
$29.79
$74.48K
Raza Adnan
16 Jun 2022
EVP, FINANCE AND CFO
Sell
14,387
$19.90
$286.30K
Raza Adnan
15 Jun 2022
EVP, FINANCE AND CFO
Sell
10,000
$20.62
$206.20K
Raza Adnan
14 Jun 2022
EVP, FINANCE AND CFO
Sell
15,000
$20.27
$304.05K
Raza Adnan
13 Jun 2022
EVP, FINANCE AND CFO
Sell
3,990
$21.02
$83.88K
Raza Adnan
9 Jun 2022
EVP, FINANCE AND CFO
Sell
2,166
$23.47
$50.83K
Zhang Shuo
15 Mar 2022
Director
Sell
11,017
$25.50
$280.93K
GUSTAFSON MICHAEL B
12 Nov 2021
Director
Sell
3,000
$33.00
$98.99K
Yin Gerald Zheyao
20 Nov 2020
Director
Sell
8,678
$21.18
$183.80K
GUSTAFSON MICHAEL B
6 Nov 2019
Director
Sell
2,214
$15.75
$34.87K
GUSTAFSON MICHAEL B
5 Nov 2019
Director
Sell
386
$15.97
$6.16K
GUSTAFSON MICHAEL B
13 Jun 2019
Director
Sell
1,000
$12.95
$12.95K
LANZA LUCIO
18 Aug 2017
Director
Sell
60,000
$15.00
$900.16K
HARTGRING CORNELIS
17 Feb 2017
Vice President, CSS
Sell
981
—
no price
Kim KwangH
6 Dec 2016
VP of Business Development
Sell
6,000
$21.91
$131.49K
Kim KwangH
1 Dec 2016
VP of Business Development
Sell
6,000
$23.00
$138.02K
WALKER GREGORY C
8 Nov 2016
CFO, VP Finance
Sell
6,229
$19.85
$123.65K
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