MSA Safety
Ownership
Ownership Structure
Who owns MSA Safety (MSA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 93.9% of the shares are freely tradable; institutional investors hold 95.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.64 | 3,331,741 | +2.5 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 4.74 | 1,828,682 | -0.7 | 06/30/2026 |
| Ruane, Cunniff & Goldfarb L.P. | 4.46 | 1,721,415 | -3.1 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.43 | 1,708,900 | +0.3 | 06/30/2026 |
| State Street Corp | 4.22 | 1,626,476 | +5.7 | 06/30/2026 |
| Apg All Pensions Group | 3.88 | 1,497,591 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.35 | 1,291,718 | +0.0 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 1,229,952 | +0.3 | 09/30/2026 |
| Vanguard Small Cap Index | 2.25 | 867,963 | -2.3 | 09/30/2026 |
| American Funds SMALLCAP World A | 2.20 | 848,249 | +60.7 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Vartanian Nishan J. | Director | 50,324 | 9,380,394 $ | Aug 7, 2026 | direct |
| Pearse Diane M | Director | 42,691 | 7,957,637 $ | Sep 10, 2026 | direct |
| Lambert William M | Director | 27,626 | 5,149,486 $ | Sep 14, 2026 | direct |
| Phillips Sandra L. | Director | 8,960 | 1,670,104 $ | Sep 10, 2026 | direct |
| Jordan Gregory B. | Director | 8,361 | 1,558,527 $ | Sep 10, 2026 | direct |
| Savi Luca | Director | 5,473 | 1,020,128 $ | Sep 10, 2026 | direct |
| Buck Jonathan D. | Chief Accounting Officer | 3,776 | 703,846 $ | Aug 4, 2026 | direct |
| Beck Julie A | Chief Financial Officer | 3,685 | 686,884 $ | Aug 31, 2026 | direct |
| Marquez Octavio | Director | 626 | 116,686 $ | Aug 4, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 14, 2026 | Lambert William M | Director | Other | 6,000 | 0.00 | – |
| Sep 11, 2026 | Lambert William M | Director | Other | 2,000 | 0.00 | – |
| Sep 10, 2026 | Phillips Sandra L. | Director | Other | 11 | 0.00 | – |
| Sep 10, 2026 | Savi Luca | Director | Other | 16 | 0.00 | – |
| Sep 10, 2026 | Pearse Diane M | Director | Other | 20 | 0.00 | – |
| Sep 10, 2026 | Jordan Gregory B. | Director | Other | 20 | 0.00 | – |
| Aug 31, 2026 | Beck Julie A | Chief Financial Officer | Other | 140 | 186.77 | 26,148 |
| Aug 7, 2026 | Vartanian Nishan J. | Director | Sell | 20,000 | 193.99 | 3,879,732 |
| Aug 4, 2026 | Marquez Octavio | Director | Other | 626 | 0.00 | – |
| Aug 4, 2026 | Buck Jonathan D. | Chief Accounting Officer | Sell | 469 | 191.00 | 89,579 |
| Aug 4, 2026 | Buck Jonathan D. | Chief Accounting Officer | Other | 52 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.