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BCHT · Birchtech Corp. · Off Exchange

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$1.45 +0.00 (+0.00%)
Market Cap
$38.14M
Shares
26.31M
Volume · Oct 8 185 Avg daily vol (3M) 90.55K

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
2026-08-31 3,103 117,469 120,572 48.5%
2026-08-24 10,390 86,976 97,366 48.1%
2026-08-17 21,961 116,549 138,510 39.7%
2026-08-10 14,696 279,395 294,091 53.8%
2026-08-03 11,363 189,375 200,738 61.0%
2026-07-27 7,255 168,013 175,268 64.6%
2026-07-20 29,422 203,714 233,136 45.8%
2026-07-13 25,988 80,036 106,024 42.9%
2026-07-06 45,625 80,184 125,809 38.6%
2026-06-29 122,015 94,322 216,337 58.1%
2026-06-22 47,283 131,718 179,001 35.9%
2026-06-15 181,638 315,523 497,161 27.8%
2026-06-08 72,406 273,777 346,183 54.1%
2026-06-01 58,252 601,151 659,403 61.5%
2026-05-25 49,422 187,459 236,881 63.3%
2026-05-18 37,395 158,730 196,125 58.6%
2026-05-11 34,236 357,691 391,927 51.5%
2026-05-04 41,156 864,562 905,718 59.0%
2026-04-27 20,056 849,249 869,305 60.4%
2026-04-20 28,521 673,337 701,858 62.7%
2026-04-13 43,649 269,239 312,888 60.6%
2026-04-06 58,863 284,054 342,917 51.8%
2026-03-30 40,828 259,019 299,847 59.6%
2026-03-23 16,222 131,736 147,958 55.7%
2026-03-16 11,285 204,818 216,103 61.5%
2026-03-09 44,473 243,901 288,374 60.4%
2026-03-02 60,674 349,355 410,029 52.1%
2026-02-23 344,896 648,901 993,797 56.9%
2026-02-16 19,947 248,249 268,196 100.0%
2026-02-09 27,754 245,157 272,911 100.0%
2026-02-02 61,486 331,781 393,267 100.0%
2025-12-29 31,358 155,721 187,079 100.0%
2025-12-22 99,407 439,882 539,289 100.0%
2025-12-15 113,953 795,127 909,080 100.0%
2025-12-08 14,545 172,600 187,145 100.0%
2025-12-01 3,211 88,215 91,426 100.0%
2025-11-24 8,720 87,906 96,626 100.0%
2025-11-17 31,593 96,408 128,001 100.0%
2025-11-10 5,620 80,454 86,074 100.0%
2025-11-03 12,288 103,316 115,604 100.0%
2025-10-27 13,960 161,595 175,555 100.0%
2025-10-20 2,180 54,342 56,522 100.0%
2025-10-13 41,618 90,591 132,209 100.0%
Showing 1–43 of 43 weeks
Key facts CIK 728385 CUSIP 59833H200 Visit website Investor relations