SERA · Sera Prognostics, Inc.
$2.03
-0.02 (-0.98%)
At close · Jul 28
Market Cap
$79.49M
Shares
39.16M
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 |
|---|---|---|---|---|
| 2026-05-04 | 26,049 | 109,285 | 135,334 | 62.7% |
| 2026-04-27 | 12,463 | 19,623 | 32,086 | 56.5% |
| 2026-04-20 | 11,776 | 9,493 | 21,269 | 68.1% |
| 2026-04-13 | 11,339 | 36,977 | 48,316 | 59.2% |
| 2026-04-06 | 20,218 | 147,052 | 167,270 | 64.1% |
| 2026-03-30 | 9,522 | 38,630 | 48,152 | 46.9% |
| 2026-03-23 | 67,430 | 187,040 | 254,470 | 66.8% |
| 2026-03-16 | 116,142 | 143,068 | 259,210 | 47.7% |
| 2026-03-09 | 165,935 | 510,111 | 676,046 | 66.3% |
| 2026-03-02 | 30,240 | 42,074 | 72,314 | 50.6% |
| 2026-02-23 | 31,960 | 74,150 | 106,110 | 61.3% |
| 2026-02-16 | 27,614 | 36,718 | 64,332 | 66.0% |
| 2026-02-09 | 23,464 | 30,264 | 53,728 | 72.0% |
| 2026-02-02 | 27,275 | 39,230 | 66,505 | 44.1% |
| 2026-01-26 | 19,305 | 36,746 | 56,051 | 37.3% |
| 2026-01-19 | 48,166 | 210,885 | 259,051 | 72.2% |
| 2026-01-12 | 29,766 | 66,079 | 95,845 | 51.2% |
| 2026-01-05 | 60,070 | 141,748 | 201,818 | 47.5% |
| 2025-12-29 | 24,762 | 104,043 | 128,805 | 41.0% |
| 2025-12-22 | 21,543 | 41,688 | 63,231 | 47.2% |
| 2025-12-15 | 42,272 | 142,569 | 184,841 | 45.8% |
| 2025-12-08 | 73,099 | 111,455 | 184,554 | 48.6% |
| 2025-12-01 | 11,205 | 35,924 | 47,129 | 27.2% |
| 2025-11-24 | 30,453 | 34,573 | 65,026 | 41.9% |
| 2025-11-17 | 18,321 | 50,053 | 68,374 | 53.0% |
| 2025-11-10 | 7,534 | 70,152 | 77,686 | 46.8% |
| 2025-11-03 | 19,754 | 50,221 | 69,975 | 34.5% |
| 2025-10-27 | 45,283 | 108,906 | 154,189 | 59.8% |
| 2025-10-20 | 12,857 | 109,897 | 122,754 | 59.6% |
| 2025-10-13 | 17,438 | 103,142 | 120,580 | 53.2% |
| 2025-10-06 | 17,137 | 81,566 | 98,703 | 53.1% |
| 2025-09-29 | 7,771 | 70,764 | 78,535 | 55.2% |
| 2025-09-22 | 17,666 | 157,486 | 175,152 | 64.1% |
| 2025-09-15 | 36,766 | 193,025 | 229,791 | 53.7% |
| 2025-09-08 | 34,108 | 204,268 | 238,376 | 53.5% |
| 2025-09-01 | 33,364 | 101,850 | 135,214 | 52.3% |
| 2025-08-25 | 87,686 | 433,573 | 521,259 | 55.3% |
| 2025-08-18 | 87,173 | 72,250 | 159,423 | 34.5% |
| 2025-08-11 | 59,375 | 129,667 | 189,042 | 51.0% |
| 2025-08-04 | 102,915 | 458,387 | 561,302 | 59.3% |
Showing 1–40 of 40 weeks