ABCP · AmBase Corp

$0.29 +0.02 (+7.95%) At close · Aug 28

Market Cap

$24.21M

84.94M

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
2026-07-27	0	20,002	20,002	100.0%
2026-07-20	0	850	850	94.4%
2026-07-13	0	14,436	14,436	99.6%
2026-07-06	8,001	23,302	31,303	100.0%
2026-06-29	2,800	6,259	9,059	99.5%
2026-06-22	1,500	18,387	19,887	99.9%
2026-06-15	13,200	59,451	72,651	99.9%
2026-06-08	41,628	113,332	154,960	100.0%
2026-06-01	10,017	28,400	38,417	100.0%
2026-05-25	1,060	38,473	39,533	100.0%
2026-05-18	11,041	2,310	13,351	99.6%
2026-05-11	5,334	9,300	14,634	100.0%
2026-05-04	75	27,074	27,149	100.0%
2026-04-27	735	53,404	54,139	100.0%
2026-04-20	33	87,251	87,284	100.0%
2026-04-13	0	2,571	2,571	98.9%
2026-04-06	4,549	81,673	86,222	100.0%
2026-03-30	10,000	36,400	46,400	100.0%
2026-03-23	92,729	64,822	157,551	100.0%
2026-03-16	63,250	136,652	199,902	100.0%
2026-03-09	110,525	319,681	430,206	100.0%
2026-03-02	28,725	10,935	39,660	100.0%
2026-02-23	0	1,000	1,000	100.0%
2026-02-16	829	6,983	7,812	100.0%
2026-02-09	4,600	91,612	96,212	100.0%
2026-02-02	29	8,722	8,751	100.0%
2026-01-26	0	45,078	45,078	100.0%
2026-01-19	0	60,121	60,121	100.0%
2026-01-12	0	80,404	80,404	100.0%
2026-01-05	56,400	158,903	215,303	100.0%
2025-12-29	79,370	31,660	111,030	99.9%
2025-12-22	100	23,285	23,385	99.5%
2025-12-15	23,431	138,050	161,481	100.0%
2025-12-08	4,300	34,699	38,999	100.0%
2025-12-01	39,800	477,173	516,973	100.0%
2025-11-24	0	21,336	21,336	99.7%
2025-11-17	14,504	22,671	37,175	99.9%
2025-11-10	8,465	29,926	38,391	100.0%
2025-11-03	0	27,958	27,958	100.0%
2025-10-27	35,247	186,443	221,690	100.0%
2025-10-20	0	2,500	2,500	100.0%
2025-10-13	0	4,544	4,544	100.0%
2025-10-06	0	18,149	18,149	100.0%
2025-09-29	0	5,902	5,902	100.0%
2025-09-22	89,529	50,110	139,639	100.0%
2025-09-15	33,710	36,407	70,117	100.0%
2025-09-08	0	12,501	12,501	100.0%
2025-09-01	49,863	54,793	104,656	100.0%

Showing 1–48 of 48 weeks

Key facts CIK 20639 CUSIP 023164106