JHX · James Hardie Industries plc · Insider Trading

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.27 to $30.66 inclusive. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to the extent required by law.

The options were exercisable as of July 1, 2025, when they were assumed by the issuer in connection with its acquisition of The AZEK Company Inc.

Represents shares sold through a broker-assisted cashless exercise.

The options were exercisable as of July 1, 2025, when they were assumed by the issuer in connection with its acquisition of The AZEK Company Inc.

Represents shares sold through a broker-assisted cashless exercise.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.86 to $30.45 inclusive. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to the extent required by law.

Represents ordinary shares held by the Jesse Singh 2016 Irrevocable Trust, for which the Reporting Person's spouse serves as trustee

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.09 to $30.33 inclusive. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to the extent required by law.

Represents ordinary shares held by The Jesse Singh 2024 Trust, for which the Reporting Person serves as grantor-trustee

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.22 to $30.43 inclusive. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to the extent required by law.

Represents ordinary shares held by the Jesse Singh 2016 Irrevocable Trust, for which the Reporting Person's spouse serves as trustee

Represents shares sold through a broker-assisted cashless exercise.

The options were exercisable as of July 1, 2025, when they were assumed by the issuer in connection with its acquisition of The AZEK Company Inc.

Consists of restricted stock units (RSU). These RSUs will vest in three equal annual installments beginning on June 15, 2027, subject to continued service through the applicable vesting date.

These non-qualified stock options will vest in three equal annual installments beginning on June 15, 2027, subject to continued service through the applicable vesting date..

Represents shares received upon the vesting of performance-based equity awards under the Company's long-term incentive plans.

Represents shares received upon the vesting of performance-based equity awards under the Company's long-term incentive plans.

Represents shares received upon the vesting of performance-based equity awards under the Company's long-term incentive plans.

Consists of restricted stock units (RSU). RSUs will vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Shares withheld by the Issuer to satisfy exercise price and tax obligations in connection with the exercise of employee stock options (right to buy) granted to the Reporting Person.

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Consists of restricted stock units (RSU). RSUs will vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Annual grant made pursuant to the issuer's fiscal year 2027 long-term incentive plan. Additional information will be included in the issuer's 2026 proxy statement.

Non-qualified stock options vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Non-qualified stock options vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Consists of restricted stock units (RSU). RSUs will vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Annual grant made pursuant to the issuer's fiscal year 2027 long-term incentive plan. Additional information will be included in the issuer's 2026 proxy statement.

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Shares issued pursuant to the issuer's Non-Executive Director Compensation Program

Non-qualified stock options vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Consists of restricted stock units (RSU). RSUs will vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Annual grant made pursuant to the issuer's fiscal year 2027 long-term incentive plan. Additional information will be included in the issuer's 2026 proxy statement.

Consists of restricted stock units (RSU). RSUs will vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.

Annual grant made pursuant to the issuer's fiscal year 2027 long-term incentive plan. Additional information will be included in the issuer's 2026 proxy statement.

Non-qualified stock options vest in three equal annual installments beginning on the first anniversary of the grant date, subject to continued service through the applicable vesting date.