Why insider trading matters?

What separates FormWhispers.com from others is that we created it to meet our own needs and we use it everyday to make better investment decisions. We will keep improving it to serve us better and to serve you better.

- Founders of FormWhispers.com
PDF SOLUTIONS INC (PDFS)
Sector: Technology; Industry: Software—Application

PDF Solutions, Inc. provides proprietary software and intellectual property products for integrated circuit (IC) designs, electrical measurement hardware tools, methodologies, and professional services in the United States, Canada, China, Taiwan, France, Germany, Italy, Japan, Korea, and internationally. The company also provides DFI Systems, such as DFI on-chip instruments, and eProbe non-contactless E-beam tool; and Characterization Vehicle (CV) infrastructure, which includes CV test chips and pdFasTest electrical testers.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2022-06-16 Raza Adnan EVP, FINANCE AND CFO Sell 39,387 $20.22 $796,551 No
2022-06-13 Raza Adnan EVP, FINANCE AND CFO Sell 6,156 $21.88 $134,711 No
2021-11-12 GUSTAFSON MICHAEL B Director Sell 3,000 $33.00 $98,992 No
2020-11-20 Yin Gerald Zheyao Director Sell 8,678 $21.18 $183,800 No
2019-11-06 GUSTAFSON MICHAEL B Director Sell 2,600 $15.78 $41,035 No
2019-06-13 GUSTAFSON MICHAEL B Director Sell 1,000 $12.95 $12,949 No
2017-08-18 LANZA LUCIO Director Sell 60,000 $15.00 $900,156 No
2017-06-09 LANZA LUCIO Director Sell 45,000 $17.57 $790,592 Yes
2017-05-25 LANZA LUCIO Director Sell 30,000 $16.50 $495,096 Yes
2017-05-18 LANZA LUCIO Director Sell 15,000 $16.61 $249,174 Yes
2015-11-01 WALKER GREGORY C CFO, VP Finance Sell 4,292 $22.80 $97,853 Yes
2016-11-08 LANZA LUCIO Director Sell 14,000 $19.89 $278,495 Yes
2016-12-06 Kim KwangH VP of Business Development Sell 6,000 $21.91 $131,486 No
2016-12-01 Kim KwangH VP of Business Development Sell 6,000 $23.00 $138,015 No
2016-11-08 WALKER GREGORY C CFO, VP Finance Sell 6,229 $19.85 $123,646 No
2016-09-12 WALKER GREGORY C CFO, VP Finance Sell 2,665 $15.90 $42,376 No
2016-08-09 WALKER GREGORY C CFO, VP Finance Sell 2,382 $17.00 $40,500 No
2016-08-03 HARTGRING CORNELIS Vice President, CSS Sell 15,631 $16.66 $260,475 No
2016-05-27 HEINRICHS R STEPHEN Director Buy 6,118 $14.24 $87,095 No
2015-06-12 HEINRICHS R STEPHEN Director Sell 35,000 $16.48 $576,653 Yes
2015-03-05 Kim KwangH VP of Business Development Sell 18 $14900.00 $267,902 No
2015-02-27 Kim KwangH VP of Business Development Sell 100 $18.68 $1,868 No
2015-02-23 WALKER GREGORY C CFO, VP Finance Sell 117,401 $17.52 $2,056,866 Yes
2015-02-20 WALKER GREGORY C CFO, VP Finance Sell 13,852 $33.60 $465,355 Yes
2015-02-12 HARTGRING CORNELIS Vice President, CSS Sell 20,854 $18.19 $379,272 Yes
2015-02-11 HARTGRING CORNELIS Vice President, CSS Sell 100,000 $17.51 $1,751,096 Yes
2014-05-13 LANZA LUCIO Director Sell 32,000 $19.00 $608,138 Yes
2014-02-20 Yu Albert YC Director Sell 7,501 $22.25 $166,897 Yes
2014-02-11 WALKER GREGORY C CFO, VP Finance Sell 2,319 $23.11 $53,592 No
2013-11-29 Yu Albert YC Director Sell 468 $23.35 $10,928 No

Insider Smart

PROSPECT CAPITAL CORP (PSEC) - PSEC is the 2nd most bought stock of the past 90 days by insiders, CEO seems very confident about the company.

Insider Smart

SIMON PROPERTY GROUP (SPG) - Bottom fishing the crash could be intimidating, but it can be easier if you know insiders are on your side. Aeppel Glyn, Director of SPG played safe and bought shares in May at $50, but it is not late at all, the stock is now $90.