ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

PARADIGM ASSET MANAGEMENT CO LLC's Holding History (CIK: 0001034549)

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

Q3 2015

Shares 17,300 Value ($000) $129,750 Avg Close $7.28 Range $6.27 - $9.03

Q2 2015

Shares 24,400 Value ($000) $161,528 Avg Close $6.84 Range $6.21 - $7.94

Q1 2015

Shares 24,400 Value ($000) $177,632 Avg Close $7.57 Range $6.50 - $8.58

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	17,300	$129,750	$7.28	$6.27 - $9.03
Q2 2015	24,400	$161,528	$6.84	$6.21 - $7.94
Q1 2015	24,400	$177,632	$7.57	$6.50 - $8.58