ASPEN AEROGELS INC's ticker is ASPN and the CUSIP is 04523Y105. A total of 85 filers reported holding ASPEN AEROGELS INC in Q1 2021. The put-call ratio across all filers is 0.60 and the average weighting 0.6%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Samjo Capital LLC | 1,740,000 | $13,728,600 | 11.51% |
| KIM, LLC | 15,780,426 | $124,507,561 | 10.65% |
| AMH Equity Ltd | 1,000,000 | $7,890,000 | 9.02% |
| Cowen Prime Advisors LLC | 1,911,500 | $15,081,735 | 5.19% |
| GEORGE KAISER FAMILY FOUNDATION | 3,167,322 | $24,990,171 | 4.22% |
| OAKTOP CAPITAL MANAGEMENT II, L.P. | 3,194,758 | $25,206,640 | 3.83% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 2,268,300 | $17,896,887 | 2.95% |
| Trellus Management Company, LLC | 220,000 | $1,735,800 | 2.14% |
| ARDSLEY ADVISORY PARTNERS LP | 1,511,678 | $11,927,139 | 2.02% |
| ARDSLEY ADVISORY PARTNERS LP | 1,351,000 | $10,659,390 | 1.80% |