Enpro Inc. (NPO) Insider Trading
Directors, officers and holders of more than 10% of NPO report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 301 transactions on file: 0 with code P, 2 with code S and 48 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | Botts Thomas M. | Director | A Award | 82 | $306.26 | $25,000 |
| Sep 30, 2026 | Abbey William | Director | A Award | 82 | $306.26 | $25,000 |
| Sep 30, 2026 | Reinsdorf Judith A | Director | A Award | 91 | $306.26 | $28,000 |
| Sep 16, 2026 | Brueck Felix M. | Director | A Award | 11 | $287.16 | $3,223 |
| Sep 16, 2026 | Brueck Felix M. | Director | A Award | 13 | $287.16 | $3,733 |
| Sep 16, 2026 | Gulfo Adele M. | Director | A Award | 1 | $287.16 | $165 |
| Sep 16, 2026 | Humphrey John | Director | A Award | 13 | $287.16 | $3,626 |
| Sep 16, 2026 | Reinsdorf Judith A | Director | A Award | 1 | $287.16 | $241 |
| Sep 16, 2026 | Humphrey John | Director | A Award | 10 | $287.16 | $2,872 |
| Sep 16, 2026 | Botts Thomas M. | Director | A Award | 3 | $287.16 | $953 |
| Sep 16, 2026 | Gulfo Adele M. | Director | A Award | 5 | $287.16 | $1,436 |
| Sep 16, 2026 | Botts Thomas M. | Director | A Award | 17 | $287.16 | $4,882 |
| Sep 16, 2026 | Abbey William | Director | A Award | 2 | $287.16 | $511 |
| Sep 15, 2026 | Bianchi Amy | EVP and CHRO | M Exercise | 524 | Not measured | Not measured |
| Sep 15, 2026 | Bianchi Amy | EVP and CHRO | M Exercise | 524 | Not measured | Not measured |
| Sep 15, 2026 | Bianchi Amy | EVP and CHRO | F Tax Payment | 189 | $283.94 | $53,665 |
| Jun 30, 2026 | Botts Thomas M. | Director | A Award | 57 | $376.93 | $21,654 |
| Jun 30, 2026 | Reinsdorf Judith A | Director | A Award | 74 | $376.93 | $27,893 |
| Jun 30, 2026 | Abbey William | Director | A Award | 66 | $376.93 | $25,000 |
| Jun 17, 2026 | Reinsdorf Judith A | Director | A Award | 1 | $363.62 | $217 |
| Jun 17, 2026 | Botts Thomas M. | Director | A Award | 3 | $363.62 | $952 |
| Jun 17, 2026 | Brueck Felix M. | Director | A Award | 11 | $363.62 | $4,000 |
| Jun 17, 2026 | Botts Thomas M. | Director | A Award | 13 | $363.62 | $4,727 |
| Jun 17, 2026 | Abbey William | Director | A Award | 1 | $363.62 | $490 |
| Jun 17, 2026 | Humphrey John | Director | A Award | 11 | $363.62 | $4,037 |
| Jun 17, 2026 | Humphrey John | Director | A Award | 8 | $363.62 | $2,909 |
| Jun 17, 2026 | Gulfo Adele M. | Director | A Award | 4 | $363.62 | $1,454 |
| Jun 17, 2026 | Gulfo Adele M. | Director | A Award | 0 | $363.62 | $165 |
| Jun 17, 2026 | Brueck Felix M. | Director | A Award | 9 | $363.62 | $3,220 |
| Mar 31, 2026 | Botts Thomas M. | Director | A Award | 58 | $250.65 | $14,500 |
| Mar 31, 2026 | Abbey William | Director | A Award | 100 | $250.65 | $25,000 |
| Mar 31, 2026 | Keating Ronald C | Director | A Award | 100 | $250.65 | $25,000 |
| Mar 31, 2026 | Reinsdorf Judith A | Director | A Award | 112 | $250.65 | $28,000 |
| Mar 18, 2026 | Reinsdorf Judith A | Director | A Award | 1 | $250.59 | $181 |
| Mar 18, 2026 | Keating Ronald C | Director | A Award | 2 | $250.59 | $550 |
| Mar 18, 2026 | Humphrey John | Director | A Award | 14 | $250.59 | $3,410 |
| Mar 18, 2026 | Botts Thomas M. | Director | A Award | 4 | $250.59 | $951 |
| Mar 18, 2026 | Brueck Felix M. | Director | A Award | 15 | $250.59 | $3,759 |
| Mar 18, 2026 | Brueck Felix M. | Director | A Award | 13 | $250.59 | $3,216 |
| Mar 18, 2026 | Abbey William | Director | A Award | 2 | $250.59 | $457 |
| Mar 18, 2026 | Gulfo Adele M. | Director | A Award | 1 | $250.59 | $164 |
| Mar 18, 2026 | HAUSER DAVID L | Director | A Award | 38 | $250.59 | $9,522 |
| Mar 18, 2026 | HAUSER DAVID L | Director | A Award | 11 | $250.59 | $2,748 |
| Mar 18, 2026 | Botts Thomas M. | Director | A Award | 19 | $250.59 | $4,761 |
| Mar 18, 2026 | Humphrey John | Director | A Award | 11 | $250.59 | $2,756 |
| Mar 18, 2026 | Gulfo Adele M. | Director | A Award | 5 | $250.59 | $1,253 |
| Mar 2, 2026 | Bower Steven R. | SVP, Controller and CAO | M Exercise | 1,551 | Not measured | Not measured |
| Mar 2, 2026 | Bower Steven R. | SVP, Controller and CAO | S Sale | 507 | $265.15 | $134,430 |
| Mar 2, 2026 | Bower Steven R. | SVP, Controller and CAO | M Exercise | 1,551 | $53.78 | $83,413 |
| Feb 25, 2026 | Humphrey John | Director | S Sale | 1,300 | $268.69 | $349,297 |
The full Form 4 history is on the NPO company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.