BlackRock Institutional Trust Company, N.A. - ASPEN AEROGELS INC ownership

ASPEN AEROGELS INC's ticker is ASPN and the CUSIP is 04523Y105. A total of 54 filers reported holding ASPEN AEROGELS INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
BlackRock Institutional Trust Company, N.A. ownership history of ASPEN AEROGELS INC
ValueSharesWeighting
Q4 2016$2,628,000
-31.9%
636,206
-1.7%
0.00%
-100.0%
Q3 2016$3,857,000
+18.8%
647,130
-1.0%
0.00%0.0%
Q2 2016$3,248,000
+13.7%
653,612
+3.0%
0.00%
Q1 2016$2,856,000
-26.3%
634,671
-0.6%
0.00%
-100.0%
Q4 2015$3,876,000
-13.6%
638,573
+6.8%
0.00%0.0%
Q3 2015$4,486,000
+1219.4%
598,167
+1064.4%
0.00%
Q2 2015$340,000
+3.0%
51,372
+13.4%
0.00%
Q1 2015$330,000
-6.8%
45,291
+2.0%
0.00%
Q4 2014$354,000
-20.8%
44,423
+0.2%
0.00%
Q3 2014$447,00044,3220.00%
Other shareholders
ASPEN AEROGELS INC shareholders Q4 2016
NameSharesValueWeighting ↓
Harvey Partners, LLC 1,000,000$2,550,0004.22%
GEORGE KAISER FAMILY FOUNDATION 3,167,322$8,077,0002.81%
OAKTOP CAPITAL MANAGEMENT II, L.P. 2,593,272$6,613,0001.38%
NEEDHAM INVESTMENT MANAGEMENT LLC 1,130,400$2,883,0000.98%
Cowen Prime Services LLC 740,900$1,889,0000.98%
Telemark Asset Management, LLC 1,514,500$3,862,0000.49%
NEXT CENTURY GROWTH INVESTORS LLC 636,772$1,623,0000.22%
ESSEX INVESTMENT MANAGEMENT CO LLC 396,952$1,012,0000.15%
Ariel Investments 1,465,380$3,737,0000.05%
Firsthand Capital Management, Inc. 35,000$89,0000.03%
View complete list of ASPEN AEROGELS INC shareholders