GREATBATCH INC

CUSIP: 39153L106 Class: COM

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

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

Q2 2015

Shares 11,400 Value ($000) $614 Avg Close — Range —

Q1 2015

Shares 20,400 Value ($000) $1,180 Avg Close — Range —

Q4 2014

Shares 20,400 Value ($000) $1,005 Avg Close — Range —

Q3 2014

Shares 27,700 Value ($000) $1,180 Avg Close — Range —

Q2 2014

Shares 21,200 Value ($000) $1,040 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	11,400	$614	—	—
Q1 2015	20,400	$1,180	—	—
Q4 2014	20,400	$1,005	—	—
Q3 2014	27,700	$1,180	—	—
Q2 2014	21,200	$1,040	—	—