SIGA TECHNOLOGIES INC

Ticker: SIGA CUSIP: 826917106 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2019

Shares 25,900 Value ($000) $155 Avg Close $4.91 Range $4.04 - $5.92

Q4 2018

Shares 11,219 Value ($000) $88 Avg Close $4.19 Range $3.43 - $5.81

Q1 2015

Shares 24,300 Value ($000) $47 Avg Close $1.37 Range $0.99 - $1.96

Q4 2014

Shares 68,800 Value ($000) $97 Avg Close $1.11 Range $0.97 - $1.31

Q3 2014

Shares 88,100 Value ($000) $126 Avg Close $1.43 Range $0.72 - $2.13

Q2 2014

Shares 40,400 Value ($000) $113 Avg Close $2.05 Range $1.82 - $2.37

Q1 2014

Shares 36,100 Value ($000) $111 Avg Close $2.42 Range $2.15 - $2.83

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	25,900	$155	$4.91	$4.04 - $5.92
Q4 2018	11,219	$88	$4.19	$3.43 - $5.81
Q1 2015	24,300	$47	$1.37	$0.99 - $1.96
Q4 2014	68,800	$97	$1.11	$0.97 - $1.31
Q3 2014	88,100	$126	$1.43	$0.72 - $2.13
Q2 2014	40,400	$113	$2.05	$1.82 - $2.37
Q1 2014	36,100	$111	$2.42	$2.15 - $2.83