ASPEN AEROGELS INC's ticker is ASPN and the CUSIP is 04523Y105. A total of 117 filers reported holding ASPEN AEROGELS INC in Q2 2021. The put-call ratio across all filers is 0.47 and the average weighting 0.7%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Harvey Partners, LLC | 1,000,000 | $2,550,000 | 4.22% |
| GEORGE KAISER FAMILY FOUNDATION | 3,167,322 | $8,077,000 | 2.81% |
| OAKTOP CAPITAL MANAGEMENT II, L.P. | 2,593,272 | $6,613,000 | 1.38% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 1,130,400 | $2,883,000 | 0.98% |
| Cowen Prime Services LLC | 740,900 | $1,889,000 | 0.98% |
| Telemark Asset Management, LLC | 1,514,500 | $3,862,000 | 0.49% |
| NEXT CENTURY GROWTH INVESTORS LLC | 636,772 | $1,623,000 | 0.22% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 396,952 | $1,012,000 | 0.15% |
| Ariel Investments | 1,465,380 | $3,737,000 | 0.05% |
| Firsthand Capital Management, Inc. | 35,000 | $89,000 | 0.03% |