SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

October Effect Ltd's Holding History (CIK: 0002078353)

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

Q4 2025

Shares 23,100 Value ($000) $141 Avg Close $7.11 Range $5.71 - $9.29

Q3 2025

Shares 25,666 Value ($000) $235 Avg Close $7.99 Range $6.34 - $9.62

Q2 2025

Shares 27,666 Value ($000) $180 Avg Close $5.83 Range $4.48 - $6.81

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,100	$141	$7.11	$5.71 - $9.29
Q3 2025	25,666	$235	$7.99	$6.34 - $9.62
Q2 2025	27,666	$180	$5.83	$4.48 - $6.81