BLFS

Biolife Solutions Inc

Company with tickers: BLFS

CIK

834365

CUSIP

09062W204

Shares Outstanding

48,857,415

13F Activity (30d)

4 filings 3 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.

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
2026-05-04	588,401	161,134	749,535	38.5%
2026-04-27	412,849	186,476	599,325	55.6%
2026-04-20	866,976	276,999	1,143,975	50.9%
2026-04-13	438,585	171,627	610,212	43.1%
2026-04-06	381,190	264,982	646,172	38.3%
2026-03-30	275,305	138,129	413,434	40.5%
2026-03-23	529,340	226,430	755,770	42.5%
2026-03-16	557,119	259,430	816,549	35.8%
2026-03-09	1,022,479	233,079	1,255,558	44.0%
2026-03-02	1,300,200	230,908	1,531,108	42.5%
2026-02-23	773,208	171,037	944,245	34.7%
2026-02-16	260,485	91,545	352,030	31.8%
2026-02-09	342,420	128,307	470,727	33.1%
2026-02-02	952,122	347,667	1,299,789	42.1%
2026-01-26	473,088	204,140	677,228	44.2%
2026-01-19	341,975	108,789	450,764	38.8%
2026-01-12	333,623	151,334	484,957	35.7%
2026-01-05	449,190	142,406	591,596	34.5%
2025-12-29	229,870	247,870	477,740	45.3%
2025-12-22	244,179	95,087	339,266	35.4%
2025-12-15	383,531	537,785	921,316	37.0%
2025-12-08	401,659	148,035	549,694	38.3%
2025-12-01	336,975	156,327	493,302	38.8%
2025-11-24	417,798	95,866	513,664	34.2%
2025-11-17	863,187	151,595	1,014,782	43.1%
2025-11-10	429,578	154,561	584,139	31.9%
2025-11-03	598,711	285,992	884,703	42.5%
2025-10-27	395,963	153,145	549,108	36.1%
2025-10-20	340,752	106,530	447,282	36.1%
2025-10-13	581,998	864,932	1,446,930	54.2%
2025-10-06	597,808	149,263	747,071	41.4%
2025-09-29	428,959	202,851	631,810	36.5%
2025-09-22	434,550	213,825	648,375	38.3%
2025-09-15	439,423	294,316	733,739	37.6%
2025-09-08	603,731	242,532	846,263	42.2%
2025-09-01	473,487	139,923	613,410	39.1%
2025-08-25	683,471	224,892	908,363	39.6%
2025-08-18	851,745	171,573	1,023,318	42.0%
2025-08-11	1,106,968	1,254,278	2,361,246	48.4%
2025-08-04	824,050	276,141	1,100,191	43.7%
2025-07-28	461,918	196,693	658,611	40.0%
2025-07-21	573,911	582,308	1,156,219	43.6%
2025-07-14	453,829	427,876	881,705	42.2%
2025-07-07	395,414	224,830	620,244	34.3%
2025-06-30	466,407	760,928	1,227,335	46.7%
2025-06-23	679,997	735,172	1,415,169	43.2%

Showing 1–46 of 46 weeks