AYI · Acuity Inc. (De)

The transaction reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 29, 2025.

The shares reported are held by the CDP Trust U/A, for which the reporting person is a co-trustee.

This option vested in equal annual installments over a three-year period and was fully vested on October 24, 2019.

The transactions reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 29, 2025.

The transactions reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 29, 2025.

Restricted Stock Award (RSA) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The RSA resulted from the Reporting Person's election to receive a portion of annual director fees payable on January 21, 2026 in the form of an RSA. The RSA will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion of annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $320.59, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $364.41 to $365.23, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $362.18 to $363.11, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $363.40 to $364.39, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $368.25 to $368.66, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $366.08 to $366.66, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $370.00 to $370.46, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $365.53 to $365.99, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

The shares were issued upon the achievement and subsequent vesting of performance stock units (PSUs). These PSUs were granted on October 24, 2022, with a three-year performance period that began September 1, 2022, and ended August 31, 2025. On October 23, 2025, the Compensation and Management Development Committee certified the achievement of the performance measures and authorized the issuance of common stock underlying the PSUs on their vesting date, October 24, 2025.

The transactions report the withholding of stock to cover tax liability associated with the vesting of restricted stock units or PSUs held by the reporting person.

This option vested in equal annual installments over a three-year period and was fully vested on October 25, 2020.

The transactions report the withholding of stock to cover tax liability associated with the vesting of restricted stock units or PSUs held by the reporting person.

The shares were issued upon the achievement and subsequent vesting of performance stock units (PSUs). These PSUs were granted on October 24, 2022, with a three-year performance period that began September 1, 2022, and ended August 31, 2025. On October 23, 2025, the Compensation and Management Development Committee certified the achievement of the performance measures and authorized the issuance of common stock underlying the PSUs on their vesting date, October 24, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $368.05 to $368.95, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the Security and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

The shares were issued upon the achievement and subsequent vesting of performance stock units (PSUs). These PSUs were granted on October 24, 2022, with a three-year performance period that began September 1, 2022, and ended August 31, 2025. On October 23, 2025, the Compensation and Management Development Committee certified the achievement of the performance measures and authorized the issuance of common stock underlying the PSUs on their vesting date, October 24, 2025.

The transactions report the withholding of stock to cover tax liability associated with the vesting of restricted stock units or PSUs held by the reporting person.

The transactions report the withholding of stock to cover tax liability associated with the vesting of restricted stock units or PSUs held by the reporting person.

The shares were issued upon the achievement and subsequent vesting of performance stock units (PSUs). These PSUs were granted on October 24, 2022, with a three-year performance period that began September 1, 2022, and ended August 31, 2025. On October 23, 2025, the Compensation and Management Development Committee certified the achievement of the performance measures and authorized the issuance of common stock underlying the PSUs on their vesting date, October 24, 2025.

This option vested in equal annual installments over a three-year period and was fully vested on October 24, 2021.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $366.97 to $367.95, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the Security and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

Restricted stock unit awards were issued pursuant to the Amended and Restated Acuity Inc. 2012 Omnibus Stock Incentive Compensation Plan. The common shares underlying the award vest in three equal annual installments beginning on October 23, 2026.

Restricted stock unit awards were issued pursuant to the Amended and Restated Acuity Inc. 2012 Omnibus Stock Incentive Compensation Plan. The common shares underlying the award vest in three equal annual installments beginning on October 23, 2026.

Restricted stock unit awards were issued pursuant to the Amended and Restated Acuity Inc. 2012 Omnibus Stock Incentive Compensation Plan. The common shares underlying the award vest in three equal annual installments beginning on October 23, 2026.

This option vested in equal annual installments over a three-year period and was fully vested on October 24, 2019.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $297.83 to $297.88, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the Security and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.00 to $301.24, inclusive. The Reporting Person undertakes to provide to Acuity Inc., any security holder of Acuity Inc., or the staff of the Security and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

Since the date of the reporting person's last ownership report, she transferred 174 shares of common stock of the Company to her ex-husband pursuant to a divorce decree.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Stock Units are accrued under the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan and are payable in shares upon retirement in either lump sum or five annual installments. Accruals resulted from the Reporting Person's election to receive a portion of annual director fees payable on January 22, 2025 in the form of deferred stock units.

This amended Form 4 is being filed to correct an administrative error in the number of stock units reported in the original Form 4 that was filed on January 24, 2025 for the Reporting Person. The original Form 4 incorrectly reported the number of stock units issued as 321, while the correct number is 397. All other information in the original Form 4 remains unchanged.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.

1-for-1

Deferred Restricted Stock Units (DSUs) issued pursuant to the Issuer's Amended and Restated 2012 Omnibus Stock Incentive Compensation Plan. The DSUs resulted from the Reporting Person's election to receive a portion annual director fees in the form of a DSU. The DSUs will vest in full on the first anniversary of the grant date, or, if earlier, the date of the next subsequent annual meeting of the Issuer's stockholders following the grant date. Once vested, DSUs will be payable upon retirement in either lump sum or five annual installments.

The number of DSUs received was calculated based on $328.00, which was the average of the high and low sales prices of a share of the Issuer's common stock on the five trading dates immediately preceding the date of grant.