NPO · Enpro Inc.

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Share units acquired under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Upon retirement

These shares do not have an expiration date and they are exercisable upon retirement

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously granted phantom stock awards under the Amended and Restated 2002 Equity Compensation Plan of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

1-for-1

Dividend equivalent rights accrued to previously acquired phantom stock under the Deferred Compensation Plan for Non-Employee Directors (as amended and restated) of EnPro Industries, Inc.

Vesting and payout occurs on the earliest of death, disability or the vesting and payout of the underlying award with respect to which the dividend equivalents relate.

Balance includes multiple phantom stock grants, phantom stock accruals and previously accrued dividend equivalents.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/27/2021, 2/27/2022 and 2/27/2023.

2/27/2030

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $268.39 to $269.10, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (1) to this Form 4.

The reported disposition relates solely to shares of the issuer's common stock beneficially held by the reporting person. Following the reported transaction, the reporting person continues to beneficially own 17,824 phantom share units, which are derivative securities.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $275.31 to $276.20, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) to this Form 4.

The reported disposition relates solely to shares of the issuer's common stock held directly by the reporting person. Following the reported transactions, the reporting person continues to beneficially own 22,004 phantom share units, which are derivative securities and were not sold or otherwise disposed of in the transactions reported herein.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The stock options will vest, subject to continued employment, in approximate equal thirds on 2/23/2027, 2/23/2028 and 2/23/2029.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $276.34 to $276.57, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (1) to this Form 4.

The reported disposition relates solely to shares of the issuer's common stock held directly by the reporting person. Following the reported transactions, the reporting person continues to beneficially own 22,004 phantom share units, which are derivative securities and were not sold or otherwise disposed of in the transactions reported herein.

Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

The restricted stock units will vest, subject to continued employment, in approximate equal thirds on 2/16/2024, 2/16/2025 and 2/16/2026.

Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

The restricted stock units will vest, subject to continued employment, in approximate equal thirds on 2/16/2024, 2/16/2025 and 2/16/2026.

Each restricted stock unit represents the right to receive, at settlement, one share of common stock.