MSA

MSA Safety Inc

Company with tickers: MSA, MNESP

CIK

66570

CUSIP

553498106

Shares Outstanding

38,604,089

13F Activity (30d)

220 filings 213 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
2025-12-15	321,869	167,813	489,682	37.3%
2025-12-22	374,447	63,197	437,644	47.4%
2025-12-29	282,258	139,463	421,721	43.2%
2026-01-05	251,528	167,799	419,327	40.4%
2026-01-12	317,396	141,815	459,211	39.7%
2026-01-19	201,578	89,713	291,291	34.7%
2026-01-26	386,576	200,409	586,985	43.3%
2026-02-02	293,032	123,083	416,115	39.3%
2026-02-09	323,534	89,730	413,264	38.1%
2026-02-16	255,409	106,875	362,284	35.7%
2026-02-23	241,742	107,375	349,117	33.6%
2026-03-02	202,308	88,129	290,437	35.3%
2026-03-09	206,667	93,662	300,329	36.2%
2026-03-16	192,308	105,881	298,189	27.7%
2026-03-23	240,202	118,107	358,309	33.7%
2026-03-30	311,692	92,616	404,308	35.2%
2026-04-06	233,793	83,980	317,773	33.3%
2026-04-13	452,083	175,251	627,334	50.7%
2026-04-20	225,288	127,104	352,392	42.9%
2026-04-27	387,282	173,693	560,975	56.4%
2026-05-04	525,381	134,287	659,668	39.8%
2026-05-11	424,679	175,376	600,055	48.8%
2026-05-18	276,104	130,942	407,046	42.6%

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