Brian S Posner – Insider Trading Activity | DataHeimdall

Brian S Posner

Director at ARCH CAPITAL GROUP LTD.

CIK: 947484

19

Total trades

17

Buys

2

Sells

Jun 3, 2026

Last trade

Date	Stock	Type	Shares	Value	Src
Jun 3, 2026	ACGLARCH CAPITAL GROUP LTD.	Sell	3,000	$59K
May 11, 2026	ACGLARCH CAPITAL GROUP LTD.	Sell	2,000	$34K
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,327	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,327	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,858	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,327	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,327	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	1,327	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
May 5, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	2,071	–
Apr 30, 2026	ACGLARCH CAPITAL GROUP LTD.	Buy	5,300	$499K