Diem Nguyen

Director; Director, Chief Executive Officer · 3 filings · Latest: Jun 5, 2026

SIGA TECHNOLOGIES INC

Verrica Pharmaceuticals Inc.

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Filing
SIGA	Diem Nguyen	Director, Chief Executive Officer	Mar 13, 2026	Option Exercise	$0.00	85,045	—	185,796	Mar 17 8:05 PM
SIGA	Diem Nguyen	Director, Chief Executive Officer	Jan 27, 2026	Option Exercise	$0.00	55,902	—	123,555	Jan 28 9:05 PM