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Who

John M. Pasquesi

10% owner

Company insider

Files Form 4 as: 10% owner, ClearSign Technologies; Director and Other, Arch Capital Group.

In numbers

Trades disclosed
157
Buys
2
Sells
27
Bought
$23.5M
Sold
$138.9M
Companies
2
Companies where not an officer
2
First trade
12 May 2001
Last trade
22 Jul 2026
Last filed
24 Jul 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
CLIR ClearSign Technologies10% owner · Life-science tools · last 22 Jul 20261 buy · 0 sells
ACGL Arch Capital GroupDirector, Other · Insurance · last 11 Jun 20261 buy · 27 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
201Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
22 Jul 2026filed 24 Jul 2026CLIR ClearSign TechnologiesLife-science toolsSEC FORM 4 Bought$1.8M500,000 at $3.54filing
22 Jul 2026filed 24 Jul 2026CLIR ClearSign TechnologiesLife-science toolsSEC FORM 4 Bought$1.8M500,000 at $3.54filing
11 Jun 2026filed 15 Jun 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code G—1,006,700 at $0.00filing
11 Jun 2026filed 15 Jun 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code G—1,006,700 at $0.00filing
11 Jun 2026filed 15 Jun 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code G—1,006,700 at $0.00filing
11 Jun 2026filed 15 Jun 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code G—1,006,700 at $0.00filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—2,071filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,327filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,858filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—2,071filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,327filing
5 May 2026filed 7 May 2026ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,858filing
15 Dec 2025filed 16 Dec 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Sold$829K8,800 at $94.17filing
12 Dec 2025filed 16 Dec 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Sold$2.7M28,866 at $93.81filing
12 Dec 2025filed 16 Dec 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Sold$16.4M175,000 at $93.91filing
12 Dec 2025filed 16 Dec 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Code G—53,000 at $0.00filing
13 May 2025filed 14 May 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Sold$2.3M23,996 at $94.72filing
12 May 2025filed 14 May 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Sold$7.1M75,060 at $94.01filing
7 May 2025filed 9 May 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,348filing
7 May 2025filed 9 May 2025ACGL Arch Capital GroupInsuranceSEC FORM 4 Code A—1,348filing

News

Arch Capital Group Ltd. (NASDAQ:ACGLN) Sees Significant Decrease in Short InterestACGL · tickerreport.com · 14 Oct 2026JPMorgan Chase & Co. Cuts Arch Capital Group (NASDAQ:ACGL) Price Target to $113.00ACGL · themarketsdaily.com · 9 Oct 2026

0 headlines in the last 90 days name John M. Pasquesi; 2 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.

Sectors

Financials28
Health Care1

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

Related people

Anthony DigiandomenicoDirector and 10% owner · Director at ClearSign Technologies, filing Form 4 there in the last year
Lou BaseneseDirector · Director at ClearSign Technologies, filing Form 4 there in the last year
Gil Todd SilvaDirector · Director at ClearSign Technologies, filing Form 4 there in the last year
Larry Michael SaddlerDirector · Director at ClearSign Technologies, filing Form 4 there in the last year
Francois MorinCFO and Treasurer · CFO and Treasurer at Arch Capital Group, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded ACGL in the last 90 days