ASPN
Aspen Aerogels IncCompany with tickers: ASPN
Market Cap
$474.89M
Shares Outstanding
82,877,453
CIK
1145986
CUSIP
04523Y105
13F Activity (30d)
7 filings
4 filers
Website
Visit website
Investor Relations
Investor relations
Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.
Short Volume
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-06-25 | 159,609 | 125 | 260,505 | 61.3% |
| 2026-06-24 | 129,299 | 1,342 | 271,741 | 47.6% |
| 2026-06-23 | 173,358 | 57 | 333,282 | 52.0% |
| 2026-06-22 | 156,904 | 1,711 | 328,465 | 47.8% |
| 2026-06-18 | 223,236 | 1,038 | 387,891 | 57.6% |
| 2026-06-17 | 201,154 | 0 | 370,604 | 54.3% |
| 2026-06-16 | 178,831 | 0 | 378,453 | 47.3% |
| 2026-06-15 | 139,873 | 0 | 301,728 | 46.4% |
| 2026-06-12 | 68,558 | 83 | 172,316 | 39.8% |
| 2026-06-11 | 138,531 | 200 | 233,842 | 59.2% |
| 2026-06-10 | 75,613 | 991 | 165,274 | 45.8% |
| 2026-06-09 | 135,641 | 1 | 318,632 | 42.6% |
| 2026-06-08 | 114,929 | 2,759 | 298,713 | 38.5% |
| 2026-06-05 | 137,140 | 5,607 | 321,609 | 42.6% |
| 2026-06-04 | 135,338 | 254 | 286,290 | 47.3% |
| 2026-06-03 | 154,404 | 0 | 400,294 | 38.6% |
| 2026-06-02 | 140,100 | 11 | 370,444 | 37.8% |
| 2026-06-01 | 140,410 | 20,070 | 342,461 | 41.0% |
| 2026-05-29 | 218,189 | 280 | 451,599 | 48.3% |
| 2026-05-28 | 158,229 | 325 | 509,879 | 31.0% |
| 2026-05-27 | 381,149 | 2,500 | 709,159 | 53.7% |
| 2026-05-26 | 126,992 | 0 | 314,777 | 40.3% |
| 2026-05-22 | 188,258 | 9,611 | 393,292 | 47.9% |
| 2026-05-21 | 209,182 | 2 | 387,289 | 54.0% |
| 2026-05-20 | 166,587 | 0 | 292,622 | 56.9% |
| 2026-05-19 | 162,614 | 151 | 352,109 | 46.2% |
| 2026-05-18 | 128,310 | 1,028 | 359,802 | 35.7% |
| 2026-05-15 | 230,241 | 125 | 616,517 | 37.3% |
| 2026-05-14 | 415,177 | 2,610 | 896,563 | 46.3% |
| 2026-05-13 | 250,917 | 140 | 579,033 | 43.3% |
| 2026-05-12 | 270,532 | 45 | 709,985 | 38.1% |
| 2026-05-11 | 138,175 | 0 | 660,060 | 20.9% |
| 2026-05-08 | 180,092 | 3 | 596,306 | 30.2% |
| 2026-05-07 | 568,128 | 7,323 | 1,974,651 | 28.8% |
| 2026-05-06 | 204,043 | 1,134 | 492,048 | 41.5% |
| 2026-05-05 | 233,579 | 11,330 | 504,018 | 46.3% |
| 2026-05-04 | 206,152 | 10,075 | 492,559 | 41.9% |
| 2026-05-01 | 299,812 | 1,125 | 688,768 | 43.5% |
| 2026-04-30 | 153,232 | 379 | 617,006 | 24.8% |
| 2026-04-29 | 108,513 | 20,000 | 219,010 | 49.5% |
| 2026-04-28 | 132,662 | 1 | 326,311 | 40.7% |
| 2026-04-27 | 154,434 | 1,000 | 404,765 | 38.2% |
| 2026-04-24 | 139,650 | 2,482 | 366,031 | 38.2% |
| 2026-04-23 | 264,560 | 22,574 | 723,895 | 36.5% |
| 2026-04-22 | 365,040 | 19,266 | 1,221,091 | 29.9% |
| 2026-04-21 | 165,333 | 33 | 286,181 | 57.8% |
| 2026-04-20 | 134,593 | 809 | 304,024 | 44.3% |
| 2026-04-17 | 269,174 | 0 | 543,806 | 49.5% |
| 2026-04-16 | 192,864 | 0 | 377,983 | 51.0% |
| 2026-04-15 | 291,356 | 278 | 537,185 | 54.2% |
Showing 1–50 of 57 days