MSA
Supplies protective equipment and detection systems for industrial and fire-service users.
$190.34
After-hours close−0.07 (−0.04%)
At close$190.41(−0.66%)
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Breakdown13F · Form 4
Institutions 111.45%Insiders 0.67%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 38.60M · Float 36.17M · 93.7% free float
Institutions13F, as of Jun 30, 2026
457 holders · 43.03M shares · 54 new positions · 240 increased · 146 reduced · 48 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 3.33M | 8.63% | +80.0K | Aug 7, 2026 |
| Vanguard Portfolio Management LLC | 1.83M | 4.74% | −13.6K | Aug 13, 2026 |
| Ruane, Cunniff & Goldfarb L.P. | 1.72M | 4.46% | −54.9K | Aug 14, 2026 |
| Vanguard Capital Management LLC | 1.71M | 4.43% | +5.1K | Aug 13, 2026 |
| State Street Corp | 1.63M | 4.21% | +87.8K | Aug 7, 2026 |
| JPMorgan Chase & Co | 796.8K | 2.06% | +37.1K | Aug 12, 2026 |
| Dimensional Fund Advisors LP | 773.7K | 2.00% | +15.4K | Aug 11, 2026 |
| Cooke & Bieler LP | 725.2K | 1.88% | −120.3K | Jul 30, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Vanguard Capital Management | 5.12% | 1.99M | 13G | Apr 30, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| William M. Lambert | director | 50.8K | 0.13% | May 14, 2026 |
| Nishan J. Vartanian | director, other: Chairman | 50.3K | 0.13% | Aug 11, 2026 |
| Diane M. Pearse | director | 42.7K | 0.11% | Jun 12, 2026 |
| Steven C. Sr. Blanco | director, officer: CEO | 40.2K | 0.10% | Jun 16, 2026 |
| Stephanie L. Sciullo | officer: President | 11.4K | 0.03% | Mar 10, 2026 |
| Richard W. Roda | officer: Vice President, Secretary, CLO | 10.0K | 0.03% | May 26, 2026 |
| Sandra L. Phillips | director | 8.9K | 0.02% | Jun 12, 2026 |
| Gregory B. Jordan | director | 8.3K | 0.02% | Jun 12, 2026 |
| William R. Sperry | director | 8.2K | 0.02% | May 14, 2026 |
| David J. Howells | officer: Senior Vice President | 6.7K | 0.02% | Mar 10, 2026 |
1 ten-percent owner holds 3.56M shares by Form 4, outside the officers-and-directors figure above · 30 people have not refiled in the last 18 months (1.21M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 7, 2026 | Nishan J. Vartaniandirector, other: Chairman | Sale | 20,000 | $193.99 | 50,324 |
| Aug 4, 2026 | Jonathan D. Buckofficer: Chief Accounting Officer | Sale | 469 | $191.00 | 3,776 |
| Jun 11, 2026 | Julie A. Beckofficer: Chief Financial Officer | Purchase | 448 | $158.69 | 3,825 |
| Feb 17, 2026 | Jonathan D. Buckofficer: Chief Accounting Officer | Sale | 1,100 | $203.48 | 3,234 |
| Nov 25, 2025 | Jonathan D. Buckofficer: Chief Accounting Officer | Sale | 333 | $161.00 | 4,434 |
| Sep 11, 2025 | Stephanie L. Sciulloofficer: President | Sale · 2 lots | 4,700 | $172.38 | 11,444 |
| Sep 12, 2025 | Stephanie L. Sciulloofficer: President | Sale | 2,361 | $169.51 | 9,083 |
CongressHouse and Senate disclosures
| Member | Type | Amount | Owner | Traded | Disclosed |
|---|---|---|---|---|---|
| Rep. Michael McCaul · TX10 | Sale | $1,001 – $15,000 | Spouse | Jun 18, 2026 | Jul 13, 2026 ↗ |