ASPN · Aspen Aerogels Inc
$5.85
-0.22 (-3.62%)
At close · Aug 14
Market Cap
$485.07M
Shares
82.99M
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-07-06 | 823,509 | 637,891 | 1,461,400 | 30.2% |
| 2026-06-29 | 878,509 | 554,476 | 1,432,985 | 21.3% |
| 2026-06-22 | 1,062,268 | 1,016,843 | 2,079,111 | 22.4% |
| 2026-06-15 | 934,472 | 753,883 | 1,688,355 | 24.8% |
| 2026-06-08 | 778,164 | 504,901 | 1,283,065 | 22.1% |
| 2026-06-01 | 918,186 | 1,172,402 | 2,090,588 | 32.2% |
| 2026-05-25 | 976,166 | 1,160,381 | 2,136,547 | 29.6% |
| 2026-05-18 | 880,946 | 1,188,195 | 2,069,141 | 31.5% |
| 2026-05-11 | 2,022,728 | 1,642,083 | 3,664,811 | 29.4% |
| 2026-05-04 | 1,787,735 | 2,405,519 | 4,193,254 | 33.7% |
| 2026-04-27 | 1,239,753 | 1,135,227 | 2,374,980 | 29.5% |
| 2026-04-20 | 1,684,714 | 1,371,395 | 3,056,109 | 34.7% |
| 2026-04-13 | 1,234,253 | 1,392,604 | 2,626,857 | 36.3% |
| 2026-04-06 | 1,134,566 | 1,179,941 | 2,314,507 | 35.2% |
| 2026-03-30 | 1,005,456 | 794,691 | 1,800,147 | 30.9% |
| 2026-03-23 | 712,362 | 684,303 | 1,396,665 | 33.5% |
| 2026-03-16 | 978,561 | 1,441,725 | 2,420,286 | 36.9% |
| 2026-03-09 | 1,465,812 | 1,438,634 | 2,904,446 | 38.4% |
| 2026-03-02 | 1,518,142 | 1,311,428 | 2,829,570 | 34.4% |
| 2026-02-23 | 2,349,261 | 5,156,914 | 7,506,175 | 44.9% |
| 2026-02-16 | 953,653 | 788,115 | 1,741,768 | 32.5% |
| 2026-02-09 | 897,647 | 926,196 | 1,823,843 | 33.9% |
| 2026-02-02 | 945,946 | 1,309,036 | 2,254,982 | 35.5% |
| 2026-01-26 | 1,012,886 | 1,733,506 | 2,746,392 | 37.3% |
| 2026-01-19 | 828,913 | 1,669,162 | 2,498,075 | 38.9% |
| 2026-01-12 | 1,267,896 | 1,340,693 | 2,608,589 | 38.2% |
| 2026-01-05 | 1,415,093 | 1,637,123 | 3,052,216 | 35.7% |
| 2025-12-29 | 1,895,677 | 3,265,494 | 5,161,171 | 36.0% |
| 2025-12-22 | 852,061 | 1,209,741 | 2,061,802 | 40.2% |
| 2025-12-15 | 1,325,670 | 2,380,114 | 3,705,784 | 40.0% |
| 2025-12-08 | 1,155,695 | 1,734,002 | 2,889,697 | 40.3% |
| 2025-12-01 | 1,677,028 | 2,383,265 | 4,060,293 | 38.4% |
| 2025-11-24 | 1,005,065 | 1,662,441 | 2,667,506 | 42.0% |
| 2025-11-17 | 2,248,765 | 3,137,449 | 5,386,214 | 40.1% |
| 2025-11-10 | 2,913,154 | 6,657,205 | 9,570,359 | 49.2% |
| 2025-11-03 | 4,148,419 | 9,675,431 | 13,823,850 | 48.2% |
| 2025-10-27 | 1,043,451 | 2,990,081 | 4,033,532 | 45.4% |
| 2025-10-20 | 1,013,601 | 1,964,708 | 2,978,309 | 39.5% |
| 2025-10-13 | 1,524,406 | 4,148,727 | 5,673,133 | 48.1% |
| 2025-10-06 | 1,653,414 | 4,691,467 | 6,344,881 | 47.5% |
| 2025-09-29 | 1,398,888 | 1,854,353 | 3,253,241 | 39.1% |
| 2025-09-22 | 975,233 | 2,011,906 | 2,987,139 | 43.0% |
| 2025-09-15 | 882,119 | 1,650,698 | 2,532,817 | 33.8% |
| 2025-09-08 | 1,351,881 | 2,444,032 | 3,795,913 | 40.6% |
| 2025-09-01 | 822,525 | 1,676,321 | 2,498,846 | 46.0% |
| 2025-08-25 | 853,037 | 1,414,304 | 2,267,341 | 39.8% |
| 2025-08-18 | 1,247,763 | 1,866,506 | 3,114,269 | 41.1% |
Showing 1–47 of 47 weeks
Key facts
CIK
1145986
CUSIP
04523Y105
13F (30d)
175 filings
172 filers
Visit website
Investor relations