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ASPEN AEROGELS INC ASPN
NYSE · stock · Wholesale-Lumber & Other Construction Materials · website · IPO 2014-06-13
ASPEN AEROGELS INC institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 4,492,396 | $107.1M | 5.43% |
| AQR CAPITAL MANAGEMENT LLC | 1,276,346 | $8.1M | 1.54% |
| MILLENNIUM MANAGEMENT LLC | 1,190,616 | $7.5M | 1.44% |
| D. E. Shaw & Co., Inc. | 1,066,501 | $6.8M | 1.29% |
| TWO SIGMA INVESTMENTS, LP | 779,468 | $4.9M | 0.94% |
| CITADEL ADVISORS LLC | 481,731 | $3.1M | 0.58% |
| RENAISSANCE TECHNOLOGIES LLC | 274,392 | $1.7M | 0.33% |
| Point72 Asset Management, L.P. | 15,206 | $96,406 | 0.02% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.