SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q1 2019

Shares 32,200 Value ($000) $194 Avg Close $4.91 Range $4.04 - $5.92

Q4 2018

Shares 38,890 Value ($000) $307 Avg Close $4.19 Range $3.43 - $5.81

Q2 2014

Shares 156,918 Value ($000) $443 Avg Close $2.05 Range $1.82 - $2.37

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	32,200	$194	$4.91	$4.04 - $5.92
Q4 2018	38,890	$307	$4.19	$3.43 - $5.81
Q2 2014	156,918	$443	$2.05	$1.82 - $2.37