EnPro Industries, Inc. (NPO) has 20 known insider and institutional holders on record. The largest holder is Macadam Stephen E. with 227,388 shares. Other notable holders include HAUSER DAVID L and Brueck Felix M..
Over the last 12 months, insiders have made 95 transactions in NPO stock — 69 buys (valued at $7.05M) and 5 sells (valued at $3.32M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
NPO Insider Ownership
Top Holder
Macadam Stephen E.
227,388 shares
Buys (12 mo)
69
$7.05M value
Sells (12 mo)
5
$3.32M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Macadam Stephen E. |
Director |
227,388 |
2019-08-09 |
|
| 2 |
Hauser David L |
Director |
38,410 |
2026-03-19 |
|
| 3 |
Brueck Felix M. |
Director |
22,019 |
2026-03-19 |
|
| 4 |
Creel Diane C |
Director |
21,343 |
2023-03-16 |
|
| 5 |
Van Der Graaf Kees |
Director |
18,856 |
2024-03-21 |
|
| 6 |
Botts Thomas M. |
Director |
17,978 |
2026-04-02 |
|
| 7 |
Humphrey John |
Director |
17,839 |
2026-03-19 |
|
| 8 |
Vaillancourt Eric A. |
President and CEO |
13,351 |
2026-02-24 |
|
| 9 |
Burns B. Bernard Jr. |
Director |
6,329 |
2023-02-17 |
|
| 10 |
Johnson Jerry Lavell |
SVP, Strategy, Corp Dev & IR |
6,095 |
2021-02-26 |
|
| 11 |
Riley Marvin |
President and CEO |
5,500 |
2021-05-04 |
|
| 12 |
Gulfo Adele M. |
Director |
5,272 |
2026-03-19 |
|
| 13 |
Childress John M Ii |
EVP & CFO |
4,521 |
2025-02-10 |
|
| 14 |
Keating Ronald C |
Director |
4,289 |
2026-04-02 |
|
| 15 |
O'neal William C. |
SVP, Strategy, Corp Dev & IR |
4,286 |
2020-03-02 |
|
| 16 |
Bruderek Joseph F Jr. |
EVP and CFO |
3,147 |
2026-02-24 |
|
| 17 |
Mclean Robert Savage |
EVP, Gc, and CAO |
2,133 |
2026-02-24 |
|
| 18 |
Sweeney Susan E |
SVP and Chro |
1,740 |
2022-01-19 |
|
| 19 |
Manz Meredith |
SVP & Chro |
1,647 |
2025-02-10 |
|
| 20 |
Abbey William |
Director |
1,530 |
2026-04-02 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-31 |
Abbey William |
Director |
RSU Award |
100 |
- |
- |
| 2026-03-31 |
Botts Thomas M. |
Director |
RSU Award |
58 |
- |
- |
| 2026-03-31 |
Keating Ronald C |
Director |
RSU Award |
100 |
- |
- |
| 2026-03-31 |
Reinsdorf Judith A |
Director |
RSU Award |
112 |
- |
- |
| 2026-03-18 |
Abbey William |
Director |
RSU Award |
2 |
- |
- |
| 2026-03-18 |
Gulfo Adele M. |
Director |
RSU Award |
5 |
- |
- |
| 2026-03-18 |
Brueck Felix M. |
Director |
RSU Award |
15 |
- |
- |
| 2026-03-18 |
Botts Thomas M. |
Director |
RSU Award |
19 |
- |
- |
| 2026-03-18 |
Humphrey John |
Director |
RSU Award |
14 |
- |
- |
| 2026-03-18 |
Keating Ronald C |
Director |
RSU Award |
2 |
- |
- |
| 2026-03-18 |
Reinsdorf Judith A |
Director |
RSU Award |
1 |
- |
- |
| 2026-03-18 |
Hauser David L |
Director |
RSU Award |
38 |
- |
- |
| 2026-03-02 |
Bower Steven R. |
SVP, Controller and CAO |
Option Exercise (Sell) |
1,551 |
$53.78 |
$83.41K |
| 2026-02-23 |
Brueck Felix M. |
Director |
Informative Sell |
4,822 |
$275.69 |
$1.33M |
| 2026-02-25 |
Humphrey John |
Director |
Informative Sell |
1,300 |
$268.69 |
$349.3K |
| 2026-02-23 |
Bianchi Amy |
EVP and Chro |
RSU Award |
1,488 |
$275.37 |
$409.75K |
| 2026-02-23 |
Joiner Larisa R. |
SVP and CIO |
RSU Award |
988 |
$275.37 |
$272.07K |
| 2026-02-23 |
Bruderek Joseph F Jr. |
EVP and CFO |
RSU Award |
3,147 |
$275.37 |
$866.59K |
| 2026-02-23 |
Bower Steven R. |
SVP, Controller and CAO |
RSU Award |
766 |
$275.37 |
$210.93K |
| 2026-02-23 |
Vaillancourt Eric A. |
President and CEO |
RSU Award |
13,351 |
$275.37 |
$3.68M |
| 2026-02-24 |
Mclean Robert Savage |
EVP, Gc, and CAO |
Informative Sell |
2,000 |
$277.50 |
$555K |
| 2026-02-23 |
Mclean Robert Savage |
EVP, Gc, and CAO |
RSU Award |
2,133 |
$275.37 |
$587.36K |
| 2026-02-16 |
Joiner Larisa R. |
SVP and CIO |
Option Exercise (Sell) |
256 |
- |
- |
| 2026-02-15 |
Joiner Larisa R. |
SVP and CIO |
Option Exercise (Sell) |
249 |
- |
- |
| 2026-02-15 |
Bruderek Joseph F Jr. |
EVP and CFO |
Option Exercise (Sell) |
616 |
- |
- |
