Comparable stake leader
BlackRock, Inc.
SEC ownership of Enpro Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001164863.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
- Public ticker
- NPO on NYSE
- Parsed ownership sources
- 13F, 13D/G, and 3/4/5
- Largest SEC-reported holder
- BlackRock, Inc.
- Latest 13D/G holder
- BlackRock, Inc.
- Latest parsed ownership date
- 31 Mar 2026
- Issuer CIK
- 0001164863
- Issuer location
- Charlotte, NC
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Enpro Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
13F
13D/G
3/4/5
Lead comparable stake: 14%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 14%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
14%
VANGUARD PORTFOLIO MANAGEMENT LLC
6.3%
VANGUARD CAPITAL MANAGEMENT LLC
5.2%
DIMENSIONAL FUND ADVISORS LP
4.8%
WASATCH ADVISORS LP
4.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
14%
from 13D/G
|
$789,244,962
3,148,793 shares
|
— | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
6.3%
|
$335,771,877
1,339,604 shares
|
$0 | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.2%
|
$276,494,381
1,103,109 shares
|
$0 | 31 Mar 2026 |
| DIMENSIONAL FUND ADVISORS LP |
13D/G
13F
Company
|
4.8%
|
$191,620,708
1,000,366 shares
|
-$11,081,011 | 30 Jun 2025 |
| WASATCH ADVISORS LP |
13D/G
13F
Company
|
4.3%
|
$228,061,923
909,882 shares
|
-$39,078,591 | 31 Mar 2026 |
| Steven R. Bower |
3/4/5
SVP, Controller and CAO
|
0.05%
|
$2,886,012
11,123 shares
mixed-class rows
|
-$134,430 | 02 Mar 2026 |
| Allison Aden |
3/4/5
Director
|
0.01%
|
$340,488
1,379 shares
|
— | 12 Feb 2026 |
| FMR LLC |
13F
Company
|
5.4%
|
$286,878,553
1,144,538 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$3,737,542.
Buys
$0
Insiders: 0
Sells
$3,737,542
Insiders: 5
Net
-$3,737,542
Shares: -14,473
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 14,473
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 9,660 | $0 | $2,653,196 | -$2,653,196 |
| 6-9 | 0 | 2,272 | $0 | $515,744 | -$515,744 |
| 9-12 | 0 | 2,541 | $0 | $568,601 | -$568,601 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 23 reporting-owner rows connected to Enpro Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
23
Largest Forms 3/4/5 holder
Eric A. Vaillancourt
Net 12M change
-$3,737,541
Latest report
31 Mar 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Eric A. Vaillancourt | President and CEO, Director | $15,394,813 | -$515,744 | -3.2% | Mixed | 23 Feb 2026 |
| David L. Hauser | Director | $8,838,800 | Mixed | 18 Mar 2026 | ||
| Robert Savage McLean | EVP, GC, and CAO | $8,449,098 | -$1,123,601 | -12% | Mixed | 23 Feb 2026 |
| John M. Childress II | Evp & Cfo | $6,493,211 | Mixed | 27 Feb 2024 | ||
| Thomas M. Botts | Director | $6,069,169 | Mixed | 31 Mar 2026 | ||
| John Humphrey | Director | $5,553,456 | -$349,297 | -5.9% | Mixed | 18 Mar 2026 |
| Felix M. Brueck | Director | $4,947,028 | -$1,614,469 | -25% | Mixed | 18 Mar 2026 |
| Diane C. Creel | Director | $3,842,242 | Mixed | 15 Mar 2023 | ||
| Kees van der Graaf | Director | $3,012,623 | Mixed | 20 Mar 2024 | ||
| Steven R. Bower | SVP, Controller and CAO | $2,886,012 | -$134,430 | -4.5% | Mixed | 02 Mar 2026 |
| Larisa R. Joiner | SVP and CIO | $2,620,571 | Mixed | 23 Feb 2026 | ||
| Adele M. Gulfo | Director | $2,327,733 | Mixed | 18 Mar 2026 | ||
| Susan E. Sweeney | SVP and CHRO | $1,889,159 | Mixed | 15 Jan 2022 | ||
| William C. O'Neal | SVP, Strategy & Corp. Dev. | $1,218,470 | Mixed | 27 Jul 2022 | ||
| Judith A. Reinsdorf | Director | $1,210,517 | Mixed | 31 Mar 2026 | ||
| William Abbey | Director | $1,135,323 | Mixed | 31 Mar 2026 | ||
| Ronald C. Keating | Director | $1,033,888 | Mixed | 31 Mar 2026 | ||
| B. Bernard Burns Jr. | Director | $832,707 | Mixed | 16 Feb 2023 | ||
| Joseph F. Bruderek Jr. | EVP and CFO | $591,441 | Mixed | 23 Feb 2026 | ||
| Allison Aden | Director | $340,488 | Mixed | 12 Feb 2026 |
Recent insider transactions for Enpro Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Ronald C. Keating | NPO | Phantom Stock | Award | 2.38% | 99.74 | 4,289 | 31 Mar 2026 | Direct | ||
| Judith A. Reinsdorf | NPO | Phantom Stock | Award | 11.2% | 112 | 1,109 | 31 Mar 2026 | Direct | ||
| Thomas M. Botts | NPO | Phantom Stock | Award | 0.32% | 57.85 | 17,978 | 31 Mar 2026 | Direct | ||
| William Abbey | NPO | Phantom Stock | Award | 6.97% | 99.74 | 1,530 | 31 Mar 2026 | Direct | ||
| Judith A. Reinsdorf | NPO | Phantom Stock | Award | 0.07% | 0.72 | 998 | 18 Mar 2026 | Direct | ||
| Ronald C. Keating | NPO | Phantom Stock | Award | 0.05% | 2.2 | 4,190 | 18 Mar 2026 | Direct | ||
| John Humphrey | NPO | Phantom Stock | Award | 0.14% | 24.61 | 17,850 | 18 Mar 2026 | Direct | ||
| David L. Hauser | NPO | Phantom Stock | Award | 0.13% | 48.97 | 38,421 | 18 Mar 2026 | Direct | ||
| Adele M. Gulfo | NPO | Phantom Stock | Award | 0.11% | 5.66 | 5,272 | 18 Mar 2026 | Direct | ||
| Felix M. Brueck | NPO | Phantom Stock | Award | 0.13% | 27.83 | 22,032 | 18 Mar 2026 | Direct | ||
| William Abbey | NPO | Phantom Stock | Award | 0.13% | 1.82 | 1,431 | 18 Mar 2026 | Direct | ||
| Thomas M. Botts | NPO | Phantom Stock | Award | 0.13% | 22.79 | 17,920 | 18 Mar 2026 | Direct | ||
| Steven R. Bower | NPO | Common Stock | Sale | -9.75% | $134,430 | $265.15 | -507 | 4,695 | 02 Mar 2026 | Direct |
| Steven R. Bower | NPO | Common Stock | Options Exercise | 42.5% | 1,551 | 5,202 | 02 Mar 2026 | Direct | ||
| Steven R. Bower | NPO | Stock Option | Options Exercise | -100% | -1,551 | 0 | 02 Mar 2026 | Direct | ||
| John Humphrey | NPO | Common Stock | Sale | -28.9% | $349,297 | $268.69 | -1,300 | 3,200 | 25 Feb 2026 | By GRAT (Grantor Retained Annuity Trust) |
| Robert Savage McLean | NPO | Common Stock | Sale | -6.27% | $555,000 | $277.50 | -2,000 | 29,909 | 24 Feb 2026 | Direct |
| Felix M. Brueck | NPO | Common Stock | Sale | -78.9% | $1,614,469 | $275.84 | -5,853 | 1,567 | 23 Feb 2026 | Direct |
| Eric A. Vaillancourt | NPO | Stock Option | Award | 13,351 | 13,351 | 23 Feb 2026 | Direct | |||
| Larisa R. Joiner | NPO | Stock Option | Award | 988 | 988 | 23 Feb 2026 | Direct | |||
| Joseph F. Bruderek Jr. | NPO | Stock Option | Award | 3,147 | 3,147 | 23 Feb 2026 | Direct | |||
| Steven R. Bower | NPO | Stock Option | Award | 766 | 766 | 23 Feb 2026 | Direct | |||
| Amy Bianchi | NPO | Stock Option | Award | 1,488 | 1,488 | 23 Feb 2026 | Direct | |||
| Robert Savage McLean | NPO | Stock Option | Award | 2,133 | 2,133 | 23 Feb 2026 | Direct | |||
| Eric A. Vaillancourt | NPO | Common Stock | Tax liability | -12.7% | -7,480 | 51,275 | 16 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Common Stock | Options Exercise | 7.33% | 4,011 | 58,755 | 16 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Common Stock | Award | 32.5% | 13,418 | 54,744 | 16 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Restricted Stock Units | Options Exercise | -100% | -4,011 | 0 | 16 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Common Stock | Tax liability | -3.9% | -1,295 | 31,909 | 16 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Common Stock | Options Exercise | 2.39% | 774 | 33,204 | 16 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Common Stock | Award | 8.68% | 2,589 | 32,430 | 16 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Restricted Stock Units | Options Exercise | -100% | -774 | 0 | 16 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Common Stock | Tax liability | -4.78% | -473 | 9,431 | 16 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Common Stock | Options Exercise | 2.65% | 256 | 9,904 | 16 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Common Stock | Award | 9.71% | 854 | 9,648 | 16 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Restricted Stock Units | Options Exercise | -100% | -256 | 0 | 16 Feb 2026 | Direct | ||
| Steven R. Bower | NPO | Common Stock | Tax liability | -9.09% | -365 | 3,651 | 16 Feb 2026 | Direct | ||
| Steven R. Bower | NPO | Common Stock | Options Exercise | 7.49% | 280 | 4,016 | 16 Feb 2026 | Direct | ||
| Steven R. Bower | NPO | Common Stock | Award | 33.4% | 935 | 3,736 | 16 Feb 2026 | Direct | ||
| Steven R. Bower | NPO | Restricted Stock Units | Options Exercise | -100% | -280 | 0 | 16 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Common Stock | Tax liability | -3.1% | -1,320 | 41,326 | 15 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Common Stock | Options Exercise | 8.14% | 3,211 | 42,646 | 15 Feb 2026 | Direct | ||
| Eric A. Vaillancourt | NPO | Restricted Stock Units | Options Exercise | -49.9% | -3,211 | 3,222 | 15 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Common Stock | Tax liability | -0.72% | -217 | 29,841 | 15 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Common Stock | Options Exercise | 2.04% | 601 | 30,058 | 15 Feb 2026 | Direct | ||
| Robert Savage McLean | NPO | Restricted Stock Units | Options Exercise | -49.9% | -601 | 604 | 15 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Common Stock | Tax liability | -1.35% | -120 | 8,794 | 15 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Common Stock | Options Exercise | 2.87% | 249 | 8,914 | 15 Feb 2026 | Direct | ||
| Larisa R. Joiner | NPO | Restricted Stock Units | Options Exercise | -49.9% | -249 | 250 | 15 Feb 2026 | Direct | ||
| Steven R. Bower | NPO | Common Stock | Tax liability | -1.99% | -57 | 2,801 | 15 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.