SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025

Shares 18,796 Value ($000) $115 Avg Close $7.11 Range $5.71 - $9.29

Q3 2025

Shares 21,702 Value ($000) $199 Avg Close $7.99 Range $6.34 - $9.62

Q2 2025

Shares 21,432 Value ($000) $140 Avg Close $5.83 Range $4.48 - $6.81

Q1 2025

Shares 14,816 Value ($000) $81 Avg Close $5.36 Range $4.67 - $5.99

Q4 2024

Shares 10,048 Value ($000) $60 Avg Close $6.05 Range $5.09 - $7.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,796	$115	$7.11	$5.71 - $9.29
Q3 2025	21,702	$199	$7.99	$6.34 - $9.62
Q2 2025	21,432	$140	$5.83	$4.48 - $6.81
Q1 2025	14,816	$81	$5.36	$4.67 - $5.99
Q4 2024	10,048	$60	$6.05	$5.09 - $7.22