MSA · MSA Safety Inc

$190.27 +15.92 (+9.13%) At close · Jul 31

Market Cap

$7.34B

38.58M

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	314,813	140,088	454,901	33.9%
2026-06-29	430,110	150,318	580,428	50.9%
2026-06-22	413,603	212,090	625,693	46.0%
2026-06-15	391,620	236,358	627,978	41.8%
2026-06-08	705,970	155,140	861,110	45.2%
2026-06-01	500,596	233,159	733,755	51.3%
2026-05-25	557,882	245,109	802,991	60.0%
2026-05-18	276,104	130,942	407,046	42.6%
2026-05-11	424,679	175,376	600,055	48.8%
2026-05-04	525,381	134,287	659,668	39.8%
2026-04-27	387,282	173,693	560,975	56.4%
2026-04-20	225,288	127,104	352,392	42.9%
2026-04-13	452,083	175,251	627,334	50.7%
2026-04-06	233,793	83,980	317,773	33.3%
2026-03-30	311,692	92,616	404,308	35.2%
2026-03-23	240,202	118,107	358,309	33.7%
2026-03-16	192,308	105,881	298,189	27.7%
2026-03-09	206,667	93,662	300,329	36.2%
2026-03-02	202,308	88,129	290,437	35.3%
2026-02-23	241,742	107,375	349,117	33.6%
2026-02-16	255,409	106,875	362,284	35.7%
2026-02-09	323,534	89,730	413,264	38.1%
2026-02-02	293,032	123,083	416,115	39.3%
2026-01-26	386,576	200,409	586,985	43.3%
2026-01-19	201,578	89,713	291,291	34.7%
2026-01-12	317,396	141,815	459,211	39.7%
2026-01-05	251,528	167,799	419,327	40.4%
2025-12-29	282,258	139,463	421,721	43.2%
2025-12-22	374,447	63,197	437,644	47.4%
2025-12-15	321,869	167,813	489,682	37.3%
2025-12-08	414,000	236,766	650,766	44.6%
2025-12-01	594,201	203,801	798,002	49.2%
2025-11-24	314,709	80,948	395,657	43.2%
2025-11-17	279,910	107,930	387,840	41.5%
2025-11-10	258,766	80,796	339,562	36.7%
2025-11-03	344,041	131,759	475,800	40.0%
2025-10-27	690,031	169,694	859,725	40.2%
2025-10-20	333,424	72,806	406,230	38.6%
2025-10-13	324,202	73,809	398,011	36.6%
2025-10-06	198,936	53,014	251,950	36.3%
2025-09-29	337,342	74,337	411,679	42.0%
2025-09-22	351,320	53,721	405,041	42.3%
2025-09-15	355,862	353,137	708,999	36.2%
2025-09-08	574,133	109,496	683,629	51.4%
2025-09-01	262,546	52,189	314,735	40.7%
2025-08-25	269,408	78,798	348,206	37.6%
2025-08-18	213,184	71,514	284,698	35.7%
2025-08-11	578,253	106,176	684,429	43.3%
2025-08-04	436,033	75,776	511,809	40.7%

Showing 1–49 of 49 weeks

Key facts CIK 66570 CUSIP 553498106 13F (30d) 134 filings 132 filers Visit website Investor relations