ASPEN AEROGELS INC's ticker is ASPN and the CUSIP is 04523Y105. A total of 45 filers reported holding ASPEN AEROGELS INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.8%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GEORGE KAISER FAMILY FOUNDATION | 3,167,322 | $145,728,000 | 24.05% |
| OAKTOP CAPITAL MANAGEMENT II, L.P. | 2,939,758 | $135,258,000 | 18.74% |
| Samjo Capital LLC | 350,000 | $16,104,000 | 11.82% |
| SPRING CREEK CAPITAL LLC | 3,462,124 | $159,292,000 | 7.76% |
| Collaborative Holdings Management LP | 365,700 | $16,826,000 | 7.15% |
| Telemark Asset Management, LLC | 1,990,000 | $91,560,000 | 6.63% |
| Cowen Prime Advisors LLC | 376,750 | $17,334,000 | 6.45% |
| Harvey Partners, LLC | 175,000 | $8,052,000 | 6.02% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 960,500 | $44,192,000 | 5.90% |
| Trellus Management Company, LLC | 105,563 | $4,857,000 | 3.54% |