EnPro Industries, Inc.
EnPro Industries, Inc. (NPO) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NPO · as of Sep 30, 2025
Ownership Breakdown
322
Institutional Holders
▲ 5 vs Q2
$4.80B
Total Inst. Value
▲ $706.10M vs Q2
21.13M
Shares Outstanding
freeFloat 99.10%
21.26M
13F Shares Held
▼ 197,896 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NPO largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. gaskets, packg & sealg devices & rubber & plastics hose | 3.10M | 14.77% | 14.77% | $701.06B | Nov 12, 2025 | ▼ 71.8K |
VANGUARD GROUP INC gaskets, packg & sealg devices & rubber & plastics hose | 2.29M | 10.91% | 10.91% | $517.71B | Nov 7, 2025 | ▼ 25.2K |
WASATCH ADVISORS LP gaskets, packg & sealg devices & rubber & plastics hose | 1.15M | 5.49% | 5.49% | $260.63B | Nov 14, 2025 | ▲ 87.4K |
FMR LLC gaskets, packg & sealg devices & rubber & plastics hose | 1.10M | 5.22% | 5.22% | $247.84B | Nov 13, 2025 | ▼ 33.4K |
DIMENSIONAL FUND ADVISORS LP gaskets, packg & sealg devices & rubber & plastics hose | 905.3K | 4.31% | 4.31% | $204.59B | Nov 12, 2025 | ▼ 95.1K |
INVESCO LTD. gaskets, packg & sealg devices & rubber & plastics hose | 825.3K | 3.93% | 3.93% | $186.53B | Nov 13, 2025 | ▲ 173.0K |
STATE STREET CORP gaskets, packg & sealg devices & rubber & plastics hose | 794.1K | 3.78% | 3.78% | $179.47B | Nov 14, 2025 | ▼ 9.3K |
CAPITAL WORLD INVESTORS gaskets, packg & sealg devices & rubber & plastics hose | 755.3K | 3.60% | 3.60% | $170.70B | Nov 13, 2025 | — held |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. gaskets, packg & sealg devices & rubber & plastics hose | 747.0K | 3.56% | 3.56% | $168.83B | Nov 14, 2025 | ▼ 17.1K |
CAPITAL INTERNATIONAL INVESTORS gaskets, packg & sealg devices & rubber & plastics hose | 646.3K | 3.08% | 3.08% | $146.06B | Nov 13, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
17
Increased
+853.0K shares0
New Positions
first time holders31
Decreased
−716.3K shares0
Sold Out
fully exitedNet shares change (top 50)
+136.6K
+853.0K / −716.3K
Net new holders
-14
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NPO insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
57
Buy transactions
34
Sell transactions
1.68
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Keating Ronald C director | Mar 31, 2026 | Award | 99.741 | — | — | 4.3K | Form 4 ↗ |
Botts Thomas M. director | Mar 31, 2026 | Award | 57.85 | — | — | 18.0K | Form 4 ↗ |
Reinsdorf Judith A director | Mar 31, 2026 | Award | 111.71 | — | — | 1.1K | Form 4 ↗ |
Abbey William director | Mar 31, 2026 | Award | 99.741 | — | — | 1.5K | Form 4 ↗ |
Reinsdorf Judith A director | Mar 18, 2026 | Award | 0.722 | — | — | 997.757 | Form 4 ↗ |
Keating Ronald C director | Mar 18, 2026 | Award | 2.197 | — | — | 4.2K | Form 4 ↗ |
Humphrey John director | Mar 18, 2026 | Award | 11 | — | — | 17.8K | Form 4 ↗ |
Humphrey John director | Mar 18, 2026 | Award | 13.609 | — | — | 17.8K | Form 4 ↗ |
HAUSER DAVID L director | Mar 18, 2026 | Award | 10.967 | — | — | 38.4K | Form 4 ↗ |
HAUSER DAVID L director | Mar 18, 2026 | Award | 38 | — | — | 38.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
EnPro Industries, Inc. (NPO) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 0.90%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of EnPro Industries, Inc. is BLACKROCK, INC., holding approximately 3.10 million shares — equal to 14.77% of outstanding shares — as of September 30, 2025.
A total of 322 institutional investors currently hold NPO stock, with a combined institutional value of approximately $4.80 billion as of the most recent 13F filing period.
Frequently asked questions
NPO ownershipEnPro Industries, Inc. (NPO) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 14.77% stake. Company insiders hold 0.90%. Data sourced from SEC Form 13F as of September 30, 2025.