SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

Nuveen, LLC's Holding History (CIK: 0001871926)

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

Q4 2025

Shares 100,098 Value ($000) $612 Avg Close $7.11 Range $5.71 - $9.29

Q3 2025

Shares 100,098 Value ($000) $916 Avg Close $7.99 Range $6.34 - $9.62

Q2 2025

Shares 100,098 Value ($000) $653 Avg Close $5.83 Range $4.48 - $6.81

Q1 2025

Shares 148,721 Value ($000) $815 Avg Close $5.36 Range $4.67 - $5.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	100,098	$612	$7.11	$5.71 - $9.29
Q3 2025	100,098	$916	$7.99	$6.34 - $9.62
Q2 2025	100,098	$653	$5.83	$4.48 - $6.81
Q1 2025	148,721	$815	$5.36	$4.67 - $5.99