SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management's Holding History (CIK: 0001510434)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 43,922 Value ($000) $268 Avg Close $7.11 Range $5.71 - $9.29

Q4 2024

Shares 19,902 Value ($000) $120 Avg Close $6.05 Range $5.09 - $7.22

Q3 2024

Shares 15,305 Value ($000) $103 Avg Close $7.91 Range $6.07 - $11.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	43,922	$268	$7.11	$5.71 - $9.29
Q4 2024	19,902	$120	$6.05	$5.09 - $7.22
Q3 2024	15,305	$103	$7.91	$6.07 - $11.62