HBIO
Harvard Bioscience IncCompany with tickers: HBIO
CIK
1123494
CUSIP
416906204
Shares Outstanding
4,510,182
13F Activity (30d)
20 filings
20 filers
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 | 29,801 | 76,739 | 106,540 | 49.7% |
| 2026-04-27 | 12,588 | 42,581 | 55,169 | 57.5% |
| 2026-04-20 | 25,696 | 71,535 | 97,231 | 41.5% |
| 2026-04-13 | 45,747 | 171,289 | 217,036 | 60.4% |
| 2026-04-06 | 48,591 | 164,236 | 212,827 | 49.2% |
| 2026-03-30 | 22,485 | 83,835 | 106,320 | 55.9% |
| 2026-03-23 | 21,546 | 61,204 | 82,750 | 48.7% |
| 2026-03-16 | 62,660 | 197,210 | 259,870 | 51.8% |
| 2026-03-09 | 211,495 | 2,073,254 | 2,284,749 | 100.0% |
| 2026-03-02 | 34,531 | 385,467 | 419,998 | 100.0% |
| 2026-02-23 | 64,846 | 624,736 | 689,582 | 100.0% |
| 2026-02-16 | 85,543 | 726,345 | 811,888 | 100.0% |
| 2026-02-09 | 167,208 | 3,791,907 | 3,959,115 | 100.0% |
| 2026-02-02 | 135,109 | 745,929 | 881,038 | 100.0% |
| 2026-01-26 | 131,998 | 973,010 | 1,105,008 | 100.0% |
| 2026-01-19 | 62,031 | 458,221 | 520,252 | 100.0% |
| 2026-01-12 | 79,027 | 998,189 | 1,077,216 | 100.0% |
| 2026-01-05 | 115,119 | 764,100 | 879,219 | 100.0% |
| 2025-12-29 | 124,174 | 1,048,700 | 1,172,874 | 100.0% |
| 2025-12-22 | 127,076 | 823,039 | 950,115 | 100.0% |
| 2025-12-15 | 183,545 | 2,301,811 | 2,485,356 | 100.0% |
| 2025-12-08 | 214,780 | 1,976,507 | 2,191,287 | 100.0% |
| 2025-12-01 | 241,287 | 2,044,300 | 2,285,587 | 100.0% |
| 2025-11-24 | 218,355 | 2,883,855 | 3,102,210 | 100.0% |
| 2025-11-17 | 313,855 | 3,757,552 | 4,071,407 | 100.0% |
| 2025-11-10 | 579,647 | 4,698,919 | 5,278,566 | 100.0% |
| 2025-11-03 | 830,889 | 13,515,442 | 14,346,331 | 100.0% |
| 2025-10-27 | 8,854,255 | 187,758,914 | 196,613,169 | 100.0% |
| 2025-10-20 | 262,431 | 1,444,765 | 1,707,196 | 100.0% |
| 2025-10-13 | 247,931 | 2,409,121 | 2,657,052 | 100.0% |
| 2025-10-06 | 273,846 | 1,931,321 | 2,205,167 | 100.0% |
| 2025-09-29 | 182,220 | 1,589,848 | 1,772,068 | 100.0% |
| 2025-09-22 | 101,944 | 1,178,766 | 1,280,710 | 100.0% |
| 2025-09-15 | 281,584 | 8,979,485 | 9,261,069 | 100.0% |
| 2025-09-08 | 63,030 | 1,514,769 | 1,577,799 | 100.0% |
| 2025-09-01 | 97,606 | 896,676 | 994,282 | 100.0% |
| 2025-08-25 | 105,646 | 2,288,779 | 2,394,425 | 100.0% |
| 2025-08-18 | 49,445 | 1,231,374 | 1,280,819 | 100.0% |
| 2025-08-11 | 108,511 | 2,345,965 | 2,454,476 | 100.0% |
| 2025-08-04 | 55,561 | 1,483,794 | 1,539,355 | 100.0% |
| 2025-07-28 | 77,013 | 1,813,206 | 1,890,219 | 100.0% |
| 2025-07-21 | 271,669 | 5,428,416 | 5,700,085 | 100.0% |
| 2025-07-14 | 278,521 | 4,886,750 | 5,165,271 | 100.0% |
| 2025-07-07 | 330,508 | 1,760,139 | 2,090,647 | 100.0% |
| 2025-06-30 | 313,568 | 1,679,275 | 1,992,843 | 100.0% |
| 2025-06-23 | 186,736 | 4,435,700 | 4,622,436 | 100.0% |
| 2025-06-16 | 197,024 | 2,860,438 | 3,057,462 | 100.0% |
Showing 1–47 of 47 weeks