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Who

Michael B. Gustafson

Director

Company insider

Files Form 4 as: Director, PDF Solutions; Director, Matterport, Inc./DE; Director, Everspin Technologies.

Every Form 4 they filed

In numbers

Trades disclosed
63
Buys
3
Sells
12
Bought
$338K
Sold
$1.4M
Companies
3
Companies where not an officer
3
First trade
24 Mar 2017
Last trade
1 Jul 2026
Last filed
2 Jul 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
PDFS PDF SolutionsDirector · Software · last 1 Jul 20262 buys · 9 sells
Matterport, Inc./DEDirector · last 28 Feb 20250 buys · 0 sells
MRAM Everspin TechnologiesDirector · Semiconductors · last 18 Aug 20221 buy · 3 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Jul 2026filed 2 Jul 2026PDFS PDF SolutionsSoftwareSEC FORM 4 Code A—2,689filing
1 Jul 2026filed 2 Jul 2026PDFS PDF SolutionsSoftwareSEC FORM 4 Code A—2,689filing
1 Jul 2025filed 2 Jul 2025PDFS PDF SolutionsSoftwareSEC FORM 4 Code A—7,429filing
13 May 2025filed 14 May 2025PDFS PDF SolutionsSoftwareSEC FORM 4 Bought$146K7,500 at $19.45filing
28 Feb 2025filed 3 Mar 2025Matterport, Inc./DEoption or derivativeSEC FORM 4 Code D—39,325 at $0.00filing
28 Feb 2025filed 3 Mar 2025Matterport, Inc./DESEC FORM 4 Code D—718,169filing
28 Feb 2025filed 3 Mar 2025Matterport, Inc./DESEC FORM 4 Code D—33,024filing
24 Feb 2025filed 25 Feb 2025PDFS PDF SolutionsSoftwareSEC FORM 4 Bought$92K4,000 at $23.06filing
19 Feb 2025filed 20 Feb 2025Matterport, Inc./DEoption or derivativeSEC FORM 4 Code M—16,992 at $0.00filing
19 Feb 2025filed 20 Feb 2025Matterport, Inc./DEoption or derivativeSEC FORM 4 Code M—458,653 at $0.00filing
19 Feb 2025filed 20 Feb 2025Matterport, Inc./DESEC FORM 4 Code M$161K458,653 at $0.35filing
19 Feb 2025filed 20 Feb 2025Matterport, Inc./DESEC FORM 4 Code M$5,94716,992 at $0.35filing
1 Jul 2024filed 2 Jul 2024PDFS PDF SolutionsSoftwareSEC FORM 4 Code A—4,382filing
10 Jun 2024filed 12 Jun 2024Matterport, Inc./DEoption or derivativeSEC FORM 4 Code M—60,763 at $0.00filing
10 Jun 2024filed 12 Jun 2024Matterport, Inc./DEoption or derivativeSEC FORM 4 Code A—39,325 at $0.00filing
10 Jun 2024filed 12 Jun 2024Matterport, Inc./DESEC FORM 4 Code M—60,763 at $0.00filing
13 Dec 2023filed 14 Dec 2023PDFS PDF SolutionsSoftwareSEC FORM 4 Sold$151K4,883 at $30.86filing
12 Dec 2023filed 14 Dec 2023PDFS PDF SolutionsSoftwareSEC FORM 4 Sold$27K867 at $31.29filing
1 Jul 2023filed 5 Jul 2023PDFS PDF SolutionsSoftwareSEC FORM 4 Code A—3,354filing
27 Jun 2023filed 29 Jun 2023Matterport, Inc./DEoption or derivativeSEC FORM 4 Code A—60,763 at $0.00filing

Sectors

Technology15

Buys in green, sells in red, by the company’s sector.

Related people

John Kachig KibarianPresident and CEO · President and CEO at Pdf Solutions, filing Form 4 there in the last year
Kimon MichaelsEVP of Products and Solutions · EVP of Products and Solutions at Pdf Solutions, filing Form 4 there in the last year
Adnan RazaEVP, Finance and CFO · EVP, Finance and CFO at Pdf Solutions, filing Form 4 there in the last year
Andrzej StrojwasChief Technology Officer · Chief Technology Officer at Pdf Solutions, filing Form 4 there in the last year
Shuo ZhangDirector · Director at Pdf Solutions, filing Form 4 there in the last year
Sanjeev AggarwalPresident and CEO · Also traded MRAM in the last 90 days
Sean Michael DoughertyVice President, Sales · Also traded MRAM in the last 90 days
William Earl CooperChief Financial Officer · Also traded MRAM in the last 90 days