SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

NATIONAL BANK OF CANADA /FI/'s Holding History (CIK: 0000926171)

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

Q3 2025

Shares 2,963 Value ($000) $27 Avg Close $7.99 Range $6.34 - $9.62

Q2 2025

Shares 3,000 Value ($000) $20 Avg Close $5.83 Range $4.48 - $6.81

Q1 2025

Shares 2,000 Value ($000) $11 Avg Close $5.36 Range $4.67 - $5.99

Q4 2024

Shares 1,000 Value ($000) $6 Avg Close $6.05 Range $5.09 - $7.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,963	$27	$7.99	$6.34 - $9.62
Q2 2025	3,000	$20	$5.83	$4.48 - $6.81
Q1 2025	2,000	$11	$5.36	$4.67 - $5.99
Q4 2024	1,000	$6	$6.05	$5.09 - $7.22