Skip to main content
MSA logo

MSA · MSA Safety Inc · Shareholders & Ownership

Track MSA — free
$182.21 +3.47 (+1.94%) At close · Oct 20
Market Cap
$7.03B
Shares
38.58M
Volume · Oct 20 199.94K Avg daily vol (3M) 259.34K

Every disclosed holder of MSA in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns MSA

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions
Holder group Shares % Out
Institutional (13F) 35,172,881 91.17%
Insiders (Forms 3, 4, 5) 0 0.00%
13D/G-only blocks 1,883,612 4.88%
Remaining 1,521,796 3.94%
Registered funds (N-PORT, not summed) 15,298,355 39.66%

Shares outstanding: 38,578,289, the issuer's latest cover-page count restated onto today's split basis.

Insiders are listed but not summed: the issuer has more than one class of common stock and Forms 3, 4 and 5 report one issuer-wide balance across them.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of MSA

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
3,331,741
1.1
iShares Core S&P Mid-Cap ETF
Fund S000004307 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,242,221
1.2
iShares Russell Mid-Cap ETF
Fund S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
149,388
1.3
iShares S&P Mid-Cap 400 Growth ETF
Fund S000004308 · Registered fund · Jun 30, 2026
iShares Trust, not summed
130,032
1.4
iShares Russell 1000 Value ETF
Fund S000004345 · Registered fund · Jun 30, 2026
iShares Trust, not summed
81,386
1.5
iShares S&P Mid-Cap 400 Value ETF
Fund S000004309 · Registered fund · Jun 30, 2026
iShares Trust, not summed
72,686
2
APG Asset Management US Inc.
13G CIK 1323255 · Registered investment adviser · Dec 31, 2024
Rule 13d-1(b), qualified institution
1,883,612
3
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,828,682
4
Ruane, Cunniff & Goldfarb L.P.
13F CIK 1720792 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,721,415
4.1
Sequoia Fund Inc
Fund S000012155 · Registered fund · Jun 30, 2026
Sequoia Fund Inc, not summed
672,227
5
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,708,900
6
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,626,476
6.1
State Street(R) SPDR(R) S&P(R) Dividend ETF
Fund S000006981 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
357,690
6.2
State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF
Fund S000006986 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
183,691
6.3
State Street Institutional Small-Cap Equity Fund
Fund S000001631 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL FUNDS, not summed
43,865
6.4
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Growth ETF
Fund S000006987 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
33,827
6.5
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Value ETF
Fund S000006988 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
22,470
7
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,223,635
8
VANGUARD SMALL-CAP INDEX FUND
Fund S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
885,657
9
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
796,788
10
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
773,699
10.1
U.S. SMALL CAP PORTFOLIO
Fund S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
174,798
10.2
Dimensional U.S. Small Cap ETF
Fund S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
123,517
10.3
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
70,102
10.4
U.S. CORE EQUITY 2 PORTFOLIO
Fund S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
56,948
10.5
U.S. CORE EQUITY 1 PORTFOLIO
Fund S000000979 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
45,062
11
COOKE & BIELER LP
13F CIK 24386 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
725,229
12
FIDUCIARY MANAGEMENT INC /WI/
13F CIK 764532 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
713,768
12.1
FMI Common Stock Fund
Fund S000043149 · Registered fund · Jun 30, 2026
FMI Funds Inc, not summed
360,000
13
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
691,769
14
M&G PLC
13F CIK 1802539 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
690,334
15
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
672,834
15.1
BNY Mellon US Mid Cap Core Equity ETF
Fund S000067261 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
6,435
16
FIRST TRUST ADVISORS LP
13F CIK 1125816 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
664,896
16.1
First Trust Value Line Dividend Index Fund
Fund S000013817 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund, not summed
191,174
16.2
FT Vest SMID Rising Dividend Achievers Target Income ETF
Fund S000081275 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded Fund IV, not summed
31,961
16.3
First Trust Industrials/Producer Durables AlphaDEX Fund
Fund S000017701 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
19,039
16.4
First Trust Mid Cap Growth AlphaDEX Fund
Fund S000031804 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
10,515
16.5
First Trust Mid Cap Core AlphaDEX Fund
Fund S000017338 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
5,900
17
Madison Asset Management, LLC
13F CIK 1299351 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
660,573
17.1
Madison Mid Cap Fund
Fund S000020651 · Registered fund · Jul 31, 2026
MADISON FUNDS, not summed
307,362
17.2
Mid Cap Fund
Fund S000019983 · Registered fund · Jun 30, 2026
ULTRA SERIES FUND, not summed
18,421
18
APG Asset Management N.V.
13F CIK 1434819 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
638,713
19
Channing Capital Management, LLC
13F CIK 1302404 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
600,058
19.1
CHANNING INTRINSIC VALUE SMALL-CAP FUND
Fund S000071821 · Registered fund · Jul 31, 2026
Valued Advisers Trust, not summed
1,534
20
VANGUARD SMALL-CAP VALUE INDEX FUND
Fund S000002847 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
560,831
21
Conestoga Capital Advisors, LLC
13F CIK 1163744 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
554,574
21.1
CONESTOGA SMALL CAP FUND
Fund S000004756 · Registered fund · Jun 30, 2026
Conestoga Funds, not summed
241,811
21.2
CONESTOGA SMID CAP FUND
Fund S000043859 · Registered fund · Jun 30, 2026
Conestoga Funds, not summed
67,270
22
SMALLCAP World Fund Inc
Fund S000009599 · Registered fund · Jun 30, 2026
SMALLCAP World Fund Inc, not summed
527,859
23
NATIXIS ADVISORS, LLC
13F CIK 1018331 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
526,882
24
JONES FINANCIAL COMPANIES LLLP
13F CIK 815917 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
524,131
25
VICTORY CAPITAL MANAGEMENT INC
13F CIK 1040188 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
517,821
25.1
Victory Sycamore Small Company Opportunity Fund
Fund S000000800 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
385,000
25.2
Victory Extended Market Index Fund
Fund S000012941 · Registered fund · Jul 31, 2026
Victory Portfolios III, not summed
4,178
26
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
515,458
26.1
Multi-Manager U.S. Small Cap Equity Fund
Fund S000051363 · Registered fund · Apr 30, 2026
Goldman Sachs Trust II, not summed
6,621
26.2
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
2,250
26.3
Goldman Sachs MarketBeta U.S. 1000 Equity ETF
Fund S000075322 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust II, not summed
1,263
26.4
Goldman Sachs U.S. Equity Dividend and Premium Fund
Fund S000009324 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
600
26.5
Goldman Sachs MarketBeta(R) Russell 1000 Value Equity ETF
Fund S000083006 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
484
27
FRANKLIN RESOURCES INC
13F CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
490,034
27.1
Franklin Small Cap Value Fund
Fund S000007356 · Registered fund · Jul 31, 2026
Franklin Value Investors Trust, not summed
289,809
27.2
Franklin Small Cap Value VIP Fund
Fund S000007315 · Registered fund · Jun 30, 2026
Franklin Templeton Variable Insurance Products Trust, not summed
87,306
27.3
Franklin Mutual Small-Mid Cap Value Fund
Fund S000007354 · Registered fund · Jul 31, 2026
Franklin Value Investors Trust, not summed
10,486
28
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
461,215
28.1
E*TRADE No Fee Total Market Index Fund
Fund S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
36
29
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
425,095
29.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
175,042
29.2
Schwab U.S. Mid-Cap ETF
Fund S000026635 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
98,559
29.3
Schwab Fundamental U.S. Small Company ETF
Fund S000040878 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
57,836
29.4
Schwab Total Stock Market Index Fund
Fund S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
21,897
29.5
Schwab U.S. Broad Market ETF
Fund S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
21,286
30
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
416,290
31
First Trust SMID Cap Rising Dividend Achievers ETF
Fund S000059604 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund VI, not summed
405,471
32
RAYMOND JAMES FINANCIAL INC
13F CIK 720005 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
383,496
32.1
Carillon Eagle Small Cap Growth Fund
Fund S000008482 · Registered fund · Jun 30, 2026
Carillon Series Trust, not summed
28,338
33
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
378,418
33.1
Invesco S&P MidCap Low Volatility ETF
Fund S000030966 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
46,622
33.2
Invesco Global Core Equity Fund
Fund S000000213 · Registered fund · Jun 30, 2026
AIM Funds Group (Invesco Funds Group), not summed
31,404
33.3
Invesco RAFI US 1500 Small-Mid ETF
Fund S000013120 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
29,368
33.4
Invesco S&P Midcap 400 QVM Multi-Factor ETF
Fund S000072319 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
4,887
33.5
Invesco S&P MidCap 400 Revenue ETF
Fund S000064595 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
4,794
34
VANGUARD SELECTED VALUE FUND
Fund S000004409 · Registered fund · Jul 31, 2026
VANGUARD WHITEHALL FUNDS, not summed
359,189
35
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
347,875
35.1
Mid Cap Index Fund
Fund S000001273 · Registered fund · Jun 30, 2026
Northern Funds, not summed
23,586
35.2
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
2,040
36
T. Rowe Price Investment Management, Inc.
13F CIK 1897612 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
345,210
37
ROYCE & ASSOCIATES LP
13F CIK 906304 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
337,968
37.1
Royce Premier Fund
Fund S000009505 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
117,041
37.2
Royce Small-Cap Fund
Fund S000009507 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
58,311
38
SCHRODER INVESTMENT MANAGEMENT GROUP
13F CIK 1086619 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
324,489
39
BROWN ADVISORY INC
13F CIK 1345929 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
322,257
39.1
Brown Advisory Small-Cap Growth Fund
Fund S000038483 · Registered fund · Jun 30, 2026
Brown Advisory Funds, not summed
54,720
40
Champlain Investment Partners, LLC
13F CIK 1315478 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
320,243
40.1
Champlain Small Company Fund
Fund S000005803 · Registered fund · Jun 30, 2026
ADVISORS' INNER CIRCLE FUND II, not summed
81,000
40.2
Champlain MidCap Fund
Fund S000022606 · Registered fund · Jun 30, 2026
ADVISORS' INNER CIRCLE FUND II, not summed
74,000
41
NORGES BANK
13F CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
314,843
42
BNP PARIBAS ASSET MANAGEMENT Holding S.A.
13F CIK 1520354 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
308,421
43
PRINCIPAL FINANCIAL GROUP INC
13F CIK 1126328 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
307,558
43.1
Small-MidCap Dividend Income Fund
Fund S000032942 · Registered fund · May 31, 2026
Principal Funds, Inc, not summed
102,550
43.2
SmallCap Growth Fund I
Fund S000007175 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
55,491
43.3
MidCap S&P 400 Index Fund
Fund S000007079 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
13,874
43.4
MidCap Value Fund I
Fund S000007173 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
797
44
Capital Research Global Investors
13F CIK 1422848 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
306,306
45
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
304,375
46
State Street SPDR S&P MidCap 400SM ETF Trust
Fund · Registered fund · Jun 30, 2026
SPDR S&P MIDCAP 400 ETF TRUST, not summed
279,213
46.1
ROYCE SMALL-CAP TRUST, INC.
Fund · Registered fund · Jun 30, 2026
ROYCE SMALL-CAP TRUST, INC., not summed
74,998
46.2
ROYCE GLOBAL TRUST, INC.
Fund · Registered fund · Jun 30, 2026
ROYCE GLOBAL TRUST, INC., not summed
13,650
47
JPMorgan Small Cap Equity Fund
Fund S000002794 · Registered fund · Jun 30, 2026
JPMorgan Trust I, not summed
239,901
48
Capital World Investors
13F CIK 1422849 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
236,168
49
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
231,373
50
SEI INVESTMENTS CO
13F CIK 350894 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
210,933
50.1
SIIT EXTENDED MARKET INDEX FUND
Fund S000035814 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
5,944
50.2
SIIT U.S. Equity Factor Allocation Fund
Fund S000061159 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
1,490
50.3
SIIT LARGE CAP INDEX FUND
Fund S000006768 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
1,200
50.4
Catholic Values Equity Fund
Fund S000048320 · Registered fund · May 31, 2026
SEI CATHOLIC VALUES TRUST, not summed
401
50.5
AMT Diversified Equity Fund
Fund S000073478 · Registered fund · Jul 31, 2026
ADVISER MANAGED TRUST, not summed
176

58 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 658 holders

Create a free account to page through every holder, filter by source and group by ultimate parent.

Key facts CIK 66570 CUSIP 553498106 13F (30d) 57 filings 54 filers Visit website Investor relations