Enpro Industries
Ownership
Ownership Structure
Who owns Enpro Industries (NPO)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.3% of the shares are freely tradable; institutional investors hold 102.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.88 | 3,148,793 | +0.8 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 6.28 | 1,329,915 | +0.0 | 03/31/2026 |
| FMR Inc | 5.41 | 1,144,538 | -11.5 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.46 | 945,021 | +0.0 | 03/31/2026 |
| Amvescap Plc. | 4.01 | 848,588 | -4.2 | 03/31/2026 |
| State Street Corp | 3.84 | 812,019 | +3.2 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 3.13 | 661,814 | -12.4 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.08 | 1,286,955 | +0.0 | 08/31/2026 |
| American Funds SMALLCAP World A | 5.80 | 1,228,586 | -2.0 | 06/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.17 | 672,020 | +0.3 | 07/31/2026 |
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 |
|---|---|---|---|---|---|
| Bianchi Amy | EVP and CHRO | 335 | 96,111 $ | Sep 15, 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 15, 2026 | Bianchi Amy | EVP and CHRO | Other | 189 | 283.94 | 53,665 |
| Sep 15, 2026 | Bianchi Amy | EVP and CHRO | Other | 524 | 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: September 17, 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.