Insider Transactions Reported by 20 Insiders of MSA Safety Inc

Symbol: MSA on NYSE, MNESP on OTC
Location: Cranberry Township, PA

Key facts

MSA - MSA Safety Inc has 20 insiders with reported activity on this page.
Net insider value flow over the last year: -$1,487,835.
Recent transaction rows are available for direct filing-level review.

Change

Buy value: ; sell value: $1,487,834.
Net share flow: -8,494.

Research use

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Evidence

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to selling over the last 12 months. Net value: -$1,487,835.

Buys

Shares: 0

Insiders: 0

Sells

$1,487,835

Shares: 8,494

Insiders: 2

Net

-$1,487,835

Shares: -8,494

Insiders: -2

Window (months)	Sell shares	Buy $	Sell $	Net $
0-3	0	$0	$0	$0
3-6	1,433	$0	$277,441	-$277,441
6-9	7,061	$0	$1,210,394	-$1,210,394
9-12	0	$0	$0	$0

MSA Safety Inc executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Ryan John T. III	Director	$334,043,978			Mixed	08 May 2024
William M. Lambert	Director	$14,653,194			Median	13 May 2026
Nishan J. Vartanian	Director, Chairman	$11,724,719			Median	13 May 2026
Steven C. Blanco Sr.	CEO, Director	$8,866,595			Mixed	08 Mar 2026
Diane M. Pearse	Director	$6,992,174			Median	13 May 2026
Robert A. Bruggeworth	Director	$6,304,897			Median	13 May 2026
Stephanie L. Sciullo	President	$3,223,519	-$1,210,394	-27%	Mixed	08 Mar 2026
Kenneth D. Krause	Senior VP, CFO and Treasurer	$3,020,881			Mixed	08 Mar 2022
Richard W. Roda	Vice President, Secretary, CLO	$2,113,595			Mixed	08 Mar 2026
Rebecca B. Roberts	Director	$1,723,113			Mixed	12 Aug 2024
Bob Willem Leenen	Vice President	$1,491,719			Mixed	03 Aug 2023
Sandra L. Phillips	Director	$1,465,269			Median	13 May 2026
David J. Howells	Senior Vice President	$1,445,792			Mixed	08 Mar 2026
Gregory B. Jordan	Director	$1,363,771			Median	13 May 2026
William R. Sperry	Director	$1,338,979			Median	13 May 2026
Lee B. McChesney	Senior VP, CFO and Treasurer	$1,324,053			Mixed	18 Feb 2025
Jonathan D. Buck	Chief Accounting Officer	$942,677	-$277,441	-23%	Mixed	08 Mar 2026
Luca Savi	Director	$891,627			Median	13 May 2026
Julie A. Beck	Chief Financial Officer	$664,458			Mixed	04 Mar 2026
Elyse L. Brody	Interim CFO	$598,123			Mixed	31 Aug 2025

Top shareholders of MSA Safety Inc (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD CAPITAL MANAGEMENT LLC	13D/G 13F	Vanguard Capital Management · Company	5.1%	1,985,590	$325,537,480	$0	31 Mar 2026	13D/G 13F
APG Asset Management US Inc.	13D/G	—	4.8%	1,883,612	$288,795,392	$0	31 Dec 2024	13D/G
JPMORGAN CHASE & CO	13D/G 13F	Company	4.6%	1,808,296	$315,240,242	-$32,391,734	30 Jun 2025	13D/G 13F
William M. Lambert	3/4/5	Director	0.23%	89,376	$14,653,194	—	13 May 2026	3/4/5
Nishan J. Vartanian	3/4/5	Director, Chairman	0.18%	71,514	$11,724,719	—	13 May 2026	3/4/5
Steven C. Blanco Sr.	3/4/5	CEO, Director	0.12%	45,063	$8,866,595	—	08 Mar 2026	3/4/5
Diane M. Pearse	3/4/5	Director	0.11%	42,648	$6,992,174	—	13 May 2026	3/4/5
Robert A. Bruggeworth	3/4/5	Director	0.1%	38,456	$6,304,897	—	13 May 2026	3/4/5
Stephanie L. Sciullo	3/4/5	President	0.04%	16,383	$3,223,519	-$1,210,394	08 Mar 2026	3/4/5
Richard W. Roda	3/4/5	Vice President, Secretary, CLO	0.03%	10,742	$2,113,595	—	08 Mar 2026	3/4/5
Sandra L. Phillips	3/4/5	Director	0.02%	8,937	$1,465,269	—	13 May 2026	3/4/5
Gregory B. Jordan	3/4/5	Director	0.02%	8,318	$1,363,771	—	13 May 2026	3/4/5
William R. Sperry	3/4/5	Director	0.02%	8,167	$1,338,979	—	13 May 2026	3/4/5
David J. Howells	3/4/5	Senior Vice President	0.02%	7,348	$1,445,792	—	08 Mar 2026	3/4/5
Luca Savi	3/4/5	Director	0.01%	5,438	$891,627	—	13 May 2026	3/4/5
Jonathan D. Buck	3/4/5	Chief Accounting Officer	0.01%	4,791	$942,677	-$277,441	08 Mar 2026	3/4/5
Elyse L. Brody	3/4/5	Interim CFO	0.01%	3,506	$598,123	—	31 Aug 2025	3/4/5
Julie A. Beck	3/4/5	Chief Financial Officer	0.01%	3,377	$664,458	—	04 Mar 2026	3/4/5
BlackRock, Inc.	13F	Company	8.4%	3,251,717	$533,118,997	—	31 Mar 2026	13F
VANGUARD PORTFOLIO MANAGEMENT LLC	13F	Company	4.8%	1,842,263	$302,039,019	—	31 Mar 2026	13F
Ruane, Cunniff & Goldfarb L.P.	13F	Company	4.6%	1,776,282	$291,221,434	—	31 Mar 2026	13F
STATE STREET CORP	13F	Company	4%	1,538,690	$252,268,226	—	31 Mar 2026	13F
APG Asset Management N.V.	13F	Company	3.9%	1,497,591	$213,096,723	—	31 Mar 2026	13F
COOKE & BIELER LP	13F	Company	2.2%	845,488	$138,617,758	—	31 Mar 2026	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2%	758,344	$124,323,744	—	31 Mar 2026	13F
M&G Plc	13F	Company	1.8%	698,002	$114,472,328	—	31 Mar 2026	13F
Bank of New York Mellon Corp	13F	Company	1.8%	697,186	$114,303,752	—	31 Mar 2026	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.8%	692,020	$113,483,028	—	31 Mar 2026	13F
T. Rowe Price Investment Management, Inc.	13F	Company	1.8%	685,740	$112,428,000	—	31 Mar 2026	13F
FIDUCIARY MANAGEMENT INC /WI/	13F	Company	1.8%	678,986	$111,319,755	—	31 Mar 2026	13F
Conestoga Capital Advisors, LLC	13F	Company	1.7%	664,812	$108,995,850	—	31 Mar 2026	13F
Champlain Investment Partners, LLC	13F	Company	1.7%	641,879	$105,236,062	—	31 Mar 2026	13F
FIRST TRUST ADVISORS LP	13F	Company	1.6%	625,757	$102,592,760	—	31 Mar 2026	13F
Channing Capital Management, LLC	13F	Company	1.6%	607,419	$99,586,345	—	31 Mar 2026	13F
Madison Asset Management, LLC	13F	Company	1.5%	588,568	$96,495,651	—	31 Mar 2026	13F
FRANKLIN RESOURCES INC	13F	Company	1.4%	533,504	$87,467,981	—	31 Mar 2026	13F
MORGAN STANLEY	13F	Company	1.2%	455,181	$74,627,250	—	31 Mar 2026	13F
RAYMOND JAMES FINANCIAL INC	13F	Company	1.1%	444,963	$72,492,591	—	31 Mar 2026	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	1.1%	442,840	$72,603,618	—	31 Mar 2026	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	1.1%	427,052	$70,015,175	—	31 Mar 2026	13F
Invesco Ltd.	13F	Company	1.1%	417,064	$68,377,586	—	31 Mar 2026	13F
NATIXIS ADVISORS, LLC	13F	Company	1%	396,573	$65,018,000	—	31 Mar 2026	13F
JONES FINANCIAL COMPANIES LLLP	13F	Company	1%	388,520	$64,206,759	—	31 Mar 2026	13F
GOLDMAN SACHS GROUP INC	13F	Company	1%	388,038	$63,618,849	—	31 Mar 2026	13F
NORTHERN TRUST CORP	13F	Company	0.88%	342,645	$56,176,648	—	31 Mar 2026	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.87%	339,059	$55,590,730	—	31 Mar 2026	13F
BROWN ADVISORY INC	13F	Company	0.83%	322,450	$52,865,616	—	31 Mar 2026	13F
SCHRODER INVESTMENT MANAGEMENT GROUP	13F	Company	0.83%	320,457	$51,494,236	—	31 Mar 2026	13F
BNP Paribas Asset Management Holding S.A.	13F	Company	0.79%	304,865	$49,982,617	—	31 Mar 2026	13F
Capital World Investors	13F	Company	0.59%	229,725	$37,663,414	—	31 Mar 2026	13F

Recent Insider Transactions by Companies or Individuals for MSA Safety Inc

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Nishan J. Vartanian	MSA	Common Stock, no par value	Award	1.29%			899	70,324	13 May 2026	Direct
William R. Sperry	MSA	Common Stock, no par value	Award	12.4%			899	8,167	13 May 2026	Direct
Luca Savi	MSA	Common Stock, no par value	Award	19.8%			899	5,438	13 May 2026	Direct
Sandra L. Phillips	MSA	Common Stock, no par value	Award	11.2%			899	8,937	13 May 2026	Direct
Diane M. Pearse	MSA	Common Stock, no par value	Award	2.15%			899	42,648	13 May 2026	Direct
William M. Lambert	MSA	Common Stock, no par value	Award	2.59%			899	35,626	13 May 2026	Direct
Gregory B. Jordan	MSA	Common Stock, no par value	Award	12.1%			899	8,318	13 May 2026	Direct
Robert A. Bruggeworth	MSA	Common Stock, no par value	Award	24.1%			899	4,631	13 May 2026	Direct
Luca Savi	MSA	Common Stock, no par value	Award	0.29%			12.99	4,539	10 Mar 2026	Direct
Sandra L. Phillips	MSA	Common Stock, no par value	Award	0.09%			7.62	8,038	10 Mar 2026	Direct
Diane M. Pearse	MSA	Common Stock, no par value	Award	0.04%			16.88	41,749	10 Mar 2026	Direct
Gregory B. Jordan	MSA	Common Stock, no par value	Award	0.23%			16.88	7,419	10 Mar 2026	Direct
Nishan J. Vartanian	MSA	Common Stock, no par value	Award	177.2%			60,786	95,096	08 Mar 2026	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Award	29.8%			1,100	4,791	08 Mar 2026	Direct
Richard W. Roda	MSA	Common Stock, no par value	Award	10.1%			989	10,742	08 Mar 2026	Direct
David J. Howells	MSA	Common Stock, no par value	Award	15.8%			1,000	7,348	08 Mar 2026	Direct
Stephanie L. Sciullo	MSA	Common Stock, no par value	Award	59%			6,077	16,383	08 Mar 2026	Direct
Steven C. Blanco Sr.	MSA	Common Stock, no par value	Award	24.1%			8,745	45,063	08 Mar 2026	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Award	14.1%			457	3,691	04 Mar 2026	Direct
Richard W. Roda	MSA	Common Stock, no par value	Award	10.9%			962	9,753	04 Mar 2026	Direct
Stephanie L. Sciullo	MSA	Common Stock, no par value	Award	13.5%			1,223	10,306	04 Mar 2026	Direct
Julie A. Beck	MSA	Common Stock, no par value	Award	130.5%			1,912	3,377	04 Mar 2026	Direct
Steven C. Blanco Sr.	MSA	Common Stock, no par value	Award	15.7%			4,929	36,318	04 Mar 2026	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Sale	-25.4%	$223,828	$203.48	-1,100	3,234	17 Feb 2026	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Gift	-2.26%			-100	4,334	17 Feb 2026	Direct
William M. Lambert	MSA	Common Stock, no par value	Gift	-21.7%			-9,634	34,727	12 Dec 2025	Direct
Sandra L. Phillips	MSA	Common Stock, no par value	Award	0.11%			8.84	8,031	10 Dec 2025	Direct
Luca Savi	MSA	Common Stock, no par value	Award	0.33%			15.06	4,526	10 Dec 2025	Direct
Gregory B. Jordan	MSA	Common Stock, no par value	Award	0.26%			19.56	7,402	10 Dec 2025	Direct
Diane M. Pearse	MSA	Common Stock, no par value	Award	0.05%			19.56	41,732	10 Dec 2025	Direct
Nishan J. Vartanian	MSA	Common Stock, no par value	Gift	-5.51%			-2,000	34,310	04 Dec 2025	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Sale	-6.99%	$53,613	$161.00	-333	4,434	25 Nov 2025	Direct
Stephanie L. Sciullo	MSA	Common Stock, no par value	Sale	-20.6%	$400,213	$169.51	-2,361	9,083	12 Sep 2025	Direct
Stephanie L. Sciullo	MSA	Common Stock, no par value	Sale	-29.1%	$810,180	$172.38	-4,700	11,444	11 Sep 2025	Direct
Sandra L. Phillips	MSA	Common Stock, no par value	Award	0.1%			8.28	8,022	10 Sep 2025	Direct
Luca Savi	MSA	Common Stock, no par value	Award	0.29%			13.13	4,511	10 Sep 2025	Direct
Diane M. Pearse	MSA	Common Stock, no par value	Award	0.04%			18.36	41,713	10 Sep 2025	Direct
Gregory B. Jordan	MSA	Common Stock, no par value	Award	0.25%			18.36	7,383	10 Sep 2025	Direct
Stephanie L. Sciullo	MSA	Common Stock, no par value	Tax liability	-19.3%			-3,869	16,144	01 Sep 2025	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Tax liability	-8.17%			-424	4,767	31 Aug 2025	Direct
Elyse L. Brody	MSA	Common Stock, no par value	Tax liability	-6.83%			-257	3,506	31 Aug 2025	Direct
Julie A. Beck	MSA	Common Stock, no par value	Award				1,465	1,465	31 Aug 2025	Direct
Luca Savi	MSA	Common Stock, no par value	Award	0.25%			11.34	4,498	10 Jun 2025	Direct
Sandra L. Phillips	MSA	Common Stock, no par value	Award	0.07%			5.47	8,014	10 Jun 2025	Direct
Gregory B. Jordan	MSA	Common Stock, no par value	Award	0.21%			15.59	7,364	10 Jun 2025	Direct
Diane M. Pearse	MSA	Common Stock, no par value	Award	0.04%			15.59	41,694	10 Jun 2025	Direct
Jonathan D. Buck	MSA	Common Stock, no par value	Award	21.5%			920	5,191	30 May 2025	Direct
Elyse L. Brody	MSA	Common Stock, no par value	Award	68.8%			1,534	3,763	30 May 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.