BIO · Bio-Rad Laboratories, Inc.

$327.02 -3.98 (-1.20%) At close · Jul 29

Market Cap

$8.86B

26.76M

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.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start	ATS Volume	Non-ATS OTC Volume	Total Off-Exchange	% of FINRA Weekly Volume
2026-07-06	394,440	121,927	516,367	41.8%
2026-06-29	373,681	132,135	505,816	51.2%
2026-06-22	827,217	253,314	1,080,531	49.2%
2026-06-15	308,722	84,819	393,541	35.7%
2026-06-08	570,520	181,731	752,251	53.7%
2026-06-01	547,635	184,141	731,776	40.6%
2026-05-25	767,934	198,457	966,391	43.9%
2026-05-18	863,422	352,312	1,215,734	43.2%
2026-05-11	646,761	163,084	809,845	61.4%
2026-05-04	637,628	295,575	933,203	50.8%
2026-04-27	868,216	199,198	1,067,414	48.8%
2026-04-20	407,035	98,556	505,591	45.8%
2026-04-13	263,555	80,086	343,641	42.6%
2026-04-06	417,298	152,821	570,119	42.4%
2026-03-30	312,478	225,561	538,039	44.2%
2026-03-23	493,165	214,694	707,859	36.6%
2026-03-16	468,422	159,454	627,876	39.9%
2026-03-09	447,301	95,402	542,703	43.5%
2026-03-02	423,538	123,172	546,710	38.6%
2026-02-23	384,983	159,197	544,180	38.4%
2026-02-16	374,016	109,263	483,279	35.7%
2026-02-09	918,699	178,988	1,097,687	50.8%
2026-02-02	361,905	119,317	481,222	41.1%
2026-01-26	410,104	118,661	528,765	44.7%
2026-01-19	356,316	82,221	438,537	39.3%
2026-01-12	331,709	72,502	404,211	40.5%
2026-01-05	372,341	82,445	454,786	36.3%
2025-12-29	118,899	66,465	185,364	38.4%
2025-12-22	138,554	94,497	233,051	44.7%
2025-12-15	300,424	188,891	489,315	42.7%
2025-12-08	197,499	96,188	293,687	43.5%
2025-12-01	241,306	186,834	428,140	47.4%
2025-11-24	236,765	101,119	337,884	45.6%
2025-11-17	240,795	87,611	328,406	38.7%
2025-11-10	239,518	76,188	315,706	41.3%
2025-11-03	237,851	97,340	335,191	37.3%
2025-10-27	701,600	134,273	835,873	45.9%
2025-10-20	581,637	122,862	704,499	44.1%
2025-10-13	303,651	64,727	368,378	41.0%
2025-10-06	239,761	157,532	397,293	45.7%
2025-09-29	334,553	111,321	445,874	40.8%
2025-09-22	280,330	182,099	462,429	44.0%
2025-09-15	337,390	133,365	470,755	38.4%
2025-09-08	358,701	125,241	483,942	45.4%
2025-09-01	280,730	66,435	347,165	40.2%
2025-08-25	342,827	99,734	442,561	41.5%
2025-08-18	521,114	151,606	672,720	46.6%
2025-08-11	298,966	90,874	389,840	43.2%
2025-08-04	574,525	134,283	708,808	45.2%

Showing 1–49 of 49 weeks

Key facts CIK 12208 CUSIP 090572207 13F (30d) 121 filings 94 filers Visit website Investor relations