VIOO · VANGUARD S&P SMALL-CAP 600 INDEX FUND · Off Exchange ETF

$128.32 +0.18 (+0.14%)

Volume · Oct 21 47.91K Avg daily vol (3M) 81.2K

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
2026-09-14	64,192	171,624	235,816	63.7%
2026-09-07	65,572	144,616	210,188	62.8%
2026-08-31	83,323	220,556	303,879	66.3%
2026-08-24	61,676	292,658	354,334	74.5%
2026-08-17	39,865	184,982	224,847	71.4%
2026-08-10	49,638	154,721	204,359	67.3%
2026-08-03	48,467	357,115	405,582	67.9%
2026-07-27	33,479	200,892	234,371	66.4%
2026-07-20	19,214	187,741	206,955	72.6%
2026-07-13	31,427	197,417	228,844	71.0%
2026-07-06	29,178	207,947	237,125	72.1%
2026-06-29	39,359	585,188	624,547	87.7%
2026-06-22	17,002	190,897	207,899	79.0%
2026-06-15	15,291	158,629	173,920	80.1%
2026-06-08	22,416	207,745	230,161	79.6%
2026-06-01	20,648	324,653	345,301	85.6%
2026-05-25	32,002	143,298	175,300	79.3%
2026-05-18	20,237	191,457	211,694	76.6%
2026-05-11	50,168	200,021	250,189	72.9%
2026-05-04	65,888	472,630	538,518	81.1%
2026-04-27	56,412	291,628	348,040	76.0%
2026-04-20	91,759	222,235	313,994	77.5%
2026-04-13	56,223	221,733	277,956	71.3%
2026-04-06	92,389	449,319	541,708	77.3%
2026-03-30	169,663	255,649	425,312	66.3%
2026-03-23	145,614	270,939	416,553	56.0%
2026-03-16	72,759	188,141	260,900	67.7%
2026-03-09	155,011	307,311	462,322	72.0%
2026-03-02	79,696	323,965	403,661	74.8%
2026-02-23	57,535	332,784	390,319	77.1%
2026-02-16	50,152	310,053	360,205	77.2%
2026-02-09	102,773	441,363	544,136	73.8%
2026-02-02	83,417	452,575	535,992	76.3%
2026-01-26	80,709	345,094	425,803	72.6%
2026-01-19	60,634	273,504	334,138	70.3%
2026-01-12	59,741	307,852	367,593	81.7%
2026-01-05	70,520	325,016	395,536	79.0%
2025-12-29	67,306	203,161	270,467	71.4%
2025-12-22	73,439	370,809	444,248	72.4%
2025-12-15	58,792	334,802	393,594	70.5%
2025-12-08	61,007	393,077	454,084	76.5%
2025-12-01	49,336	199,513	248,849	68.8%
2025-11-24	50,926	189,440	240,366	72.9%
2025-11-17	45,699	206,519	252,218	71.7%
2025-11-10	46,151	319,713	365,864	76.6%
2025-11-03	42,947	321,392	364,339	77.3%
2025-10-27	67,915	193,012	260,927	69.4%

Showing 1–47 of 47 weeks