AYI

SEC source: 0001144215-17-000110 · wf-form4_150939715904583.xml · nonDerivative · entry 1

NAGEL VERNON J · CIK 0001183398 · Director · Chairman, President, and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,438

F1 · shares: The transaction(s) reported relate(s) to the vesting of restricted stock held by the reporting person.

SEC source: 0001144215-18-000111 · wf-form4a_154058672179811.xml · nonDerivative · entry 1

NAGEL VERNON J · CIK 0001183398 · Director · Chairman, President, and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,418

F1 · shares: Due to an administrative error, originally shares disposed of on 10/26/17 were reported as 1,866 instead of 1,886. The number of shares disposed of on 10/27/17 was 1,923, as previously reported. The Amount of Securities Beneficially Owned Following the Reported Transaction has been updated accordingly.

SEC source: 0001144215-17-000109 · wf-form4_150904982508502.xml · derivative · entry 3

REECE RICHARD K · CIK 0001183411 · EVP/Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,961

Underlying: Common Stock · 7,961 shares

Expires 2027-10-25

F5 · shares: The shares being reported result from the award of nonqualified stock options pursuant to the Acuity Brands, Inc. 2012 Omnibus Stock Incentive Compensation Plan.

F6 · derivative.exercise_date: This option vests ratably over a three-year period and will become fully vested on October 25, 2020.

SEC source: 0001144215-17-000109 · wf-form4_150904982508502.xml · nonDerivative · entry 2

REECE RICHARD K · CIK 0001183411 · EVP/Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 130,989

F2 · shares: The shares being reported result from the award of restricted stock pursuant to the Acuity Brands, Inc. 2012 Omnibus Stock Incentive Compensation Plan.

F3 · shares: This restricted stock vests ratably over a four-year period and will become fully vested on October 25, 2021.

F4 · balance_after: The total direct shares owned includes 26,395 time-vesting restricted shares and 1,352 shares held in the employee stock purchase plan.

SEC source: 0001144215-17-000107 · wf-form4_150904978856221.xml · derivative · entry 3

NAGEL VERNON J · CIK 0001183398 · Director · Chairman, President, and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,922

Underlying: Non-Qualified Stock Option · 15,922 shares

Expires 2027-10-25

F5 · shares: The shares being reported result from the award of nonqualified stock options pursuant to the Acuity Brands, Inc. 2012 Omnibus Stock Incentive Plan.

F6 · derivative.exercise_date: This option vests ratably over a three-year period and will become fully vested on October 25, 2020.

SEC source: 0001144215-17-000107 · wf-form4_150904978856221.xml · nonDerivative · entry 2

NAGEL VERNON J · CIK 0001183398 · Director · Chairman, President, and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,304

F2 · shares: The shares being reported result from the award of restricted stock pursuant to the Acuity Brands, Inc. 2012 Omnibus Stock Incentive Compensation Plan.

F3 · shares: This restricted stock vests ratably over a four-year period and will become fully vested on October 25, 2021.

F4 · balance_after: The total direct shares owned includes 38,851 time-vesting restricted shares.

SEC source: 0001144215-17-000108 · wf-form4_150904980678141.xml · nonDerivative · entry 1

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,885

F1 · shares: The transaction reported relates to the vesting of restricted stock held by the reporting person.

F2 · balance_after: The total direct shares owned includes 26,132 time-vesting restricted shares.

SEC source: 0001144215-17-000109 · wf-form4_150904982508502.xml · nonDerivative · entry 1

REECE RICHARD K · CIK 0001183411 · EVP/Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 126,726

F1 · shares: The transaction reported relates to the vesting of restricted stock held by the reporting person.

SEC source: 0001144215-17-000107 · wf-form4_150904978856221.xml · nonDerivative · entry 1

NAGEL VERNON J · CIK 0001183398 · Director · Chairman, President, and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 200,778

F1 · shares: The transaction reported relates to the vesting of restricted stock held by the reporting person.

SEC source: 0001144215-17-000099 · wf-form4_150706495742579.xml · nonDerivative · entry 1

DILLARD GEORGE DOUGLAS JR · CIK 0001718571 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 367

F1 · shares: The shares being reported result from the award of restricted stock pursuant to the 2012 Omnibus Stock Incentive Compensation Plan. The award vests in equal annual installments over a three-year period and will become fully vested on September 29, 2020.

F2 · balance_after: The total direct shares owned includes 117 time-vesting restricted shares.

SEC source: 0001144215-17-000088 · wf-form4_150170503997012.xml · derivative · entry 1

HARNETT GORDON D · CIK 0001015030 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,676

Underlying: Common Stock · 153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000094 · wf-form4_150170515336759.xml · derivative · entry 1

WINSTON MARY A · CIK 0001282797 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 434

Underlying: Common Stock · 201 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000093 · wf-form4_150170513754947.xml · derivative · entry 2

WESLEY NORMAN H · CIK 0001190600 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,133

Underlying: Common Stock · 153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000092 · wf-form4_150170511800671.xml · nonDerivative · entry 1

ROBINSON RAY M · CIK 0001183382 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,637

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000091 · wf-form4_150170509484175.xml · derivative · entry 1

PILEGGI DOMINIC J · CIK 0001198356 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,042

Underlying: Common Stock · 153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000090 · wf-form4_150170507320625.xml · nonDerivative · entry 1

NORTH JULIA B · CIK 0001183380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,023

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000089 · wf-form4_150170505682731.xml · nonDerivative · entry 1

MCCULLOUGH ROBERT F · CIK 0001223225 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,065

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000087 · wf-form4_150170501486696.xml · nonDerivative · entry 1

HANCE JAMES H JR · CIK 0001176400 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,781

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

F2 · balance_after: The total direct shares owned includes 55 time-vesting restricted shares.

SEC source: 0001144215-17-000086 · wf-form4_150170499601029.xml · derivative · entry 1

BROWNING PETER C · CIK 0001176402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,066

Underlying: Common Stock · 153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000085 · wf-form4_150170497917477.xml · derivative · entry 1

Battle W. Patrick · CIK 0001620767 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,670

Underlying: Common Stock · 153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000074 · wf-form4_150032222608077.xml · nonDerivative · entry 1

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,477

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.82 to $206.43, inclusive. The Reporting Person undertakes to provide to Acuity Brands, Inc., any security holder of Acuity Brands, 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.

F2 · balance_after: The total direct shares owned includes 29,477 time-vesting restricted shares.

SEC source: 0001144215-17-000072 · wf-form4_149937940875314.xml · nonDerivative · entry 1

BROWNING PETER C · CIK 0001176402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.04 to $200.14, inclusive. The Reporting Person undertakes to provide to Acuity Brands, Inc., any security holder of Acuity Brands, 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.

SEC source: 0001144215-17-000060 · wf-form4_149643731952058.xml · nonDerivative · entry 1

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,904

F1 · shares: The transaction(s) reported relate(s) to the vesting of restricted stock held by the reporting person.

F2 · balance_after: The total direct shares owned includes 29,477 time-vesting restricted shares.

SEC source: 0001144215-17-000059 · wf-form4_149643722530955.xml · nonDerivative · entry 1

REECE RICHARD K · CIK 0001183411 · EVP/Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,178

F1 · shares: The transaction(s) reported relate(s) to the vesting of restricted stock held by the reporting person.

F2 · balance_after: The total direct shares owned includes 25,477 time-vesting restricted shares and 1,351 shares held in the employee stock purchase plan.

SEC source: 0001144215-17-000093 · wf-form4_150170513754947.xml · nonDerivative · entry 1

WESLEY NORMAN H · CIK 0001190600 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,343

SEC source: 0001144215-17-000045 · wf-form4_149376093201903.xml · derivative · entry 1

HARNETT GORDON D · CIK 0001015030 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,523

Underlying: Common Stock · 176 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000051 · wf-form4_149376106262025.xml · derivative · entry 1

WINSTON MARY A · CIK 0001282797 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 233

Underlying: Common Stock · 233 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000050 · wf-form4_149376104275390.xml · derivative · entry 1

WESLEY NORMAN H · CIK 0001190600 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,980

Underlying: Common Stock · 176 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000049 · wf-form4_149376102266090.xml · nonDerivative · entry 1

ROBINSON RAY M · CIK 0001183382 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,484

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000048 · wf-form4_149376100074687.xml · derivative · entry 1

PILEGGI DOMINIC J · CIK 0001198356 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,889

Underlying: Common Stock · 176 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000047 · wf-form4_149376098203102.xml · nonDerivative · entry 1

NORTH JULIA B · CIK 0001183380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 870

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000046 · wf-form4_149376096215975.xml · nonDerivative · entry 1

MCCULLOUGH ROBERT F · CIK 0001223225 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,912

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000044 · wf-form4_149376091502177.xml · nonDerivative · entry 1

HANCE JAMES H JR · CIK 0001176400 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,628

F1 · shares: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

F2 · balance_after: The total direct shares owned includes 55 time-vesting restricted shares.

SEC source: 0001144215-17-000042 · wf-form4_149376088015470.xml · derivative · entry 1

Battle W. Patrick · CIK 0001620767 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,517

Underlying: Common Stock · 176 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000043 · wf-form4_149376089679024.xml · derivative · entry 1

BROWNING PETER C · CIK 0001176402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,913

Underlying: Common Stock · 176 shares

Expires not disclosed

F1 · derivative.exercise_price: 1-for-1

F2 · derivative.exercise_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F2 · derivative.expiration_date: Stock Units issued pursuant to the Plan are payable in common shares upon retirement in either a lump sum or five annual installments.

F3 · derivative.underlying_shares: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000037 · wf-form4_149126716299483.xml · derivative · entry 1

WINSTON MARY A · CIK 0001282797 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97

Underlying: Common Stock · 97 shares

Expires not disclosed

F1 · shares: The shares being reported result from the award of restricted stock pursuant to the 2012 Omnibus Stock Incentive Compensation Plan.

F2 · derivative.exercise_date: This restricted stock vests in equal annual installments over a three-year period and will become fully vested on March 30, 2020.

F2 · derivative.expiration_date: This restricted stock vests in equal annual installments over a three-year period and will become fully vested on March 30, 2020.

SEC source: 0001144215-17-000126 · wf-form4a_150974158909706.xml · nonDerivative · entry 1

WINSTON MARY A · CIK 0001282797 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97

F1 · security: This Form 4 is being amended to report the Restricted Stock Award in Table I instead of Table II pursuant to our reporting custom and practice.

F2 · shares: The shares being reported result from the award of restricted stock pursuant to the 2012 Omnibus Stock Incentive Compensation Plan. This restricted stock vests in equal annual installments over a three-year period and will become fully vested on March 30, 2020.

F3 · balance_after: The total direct shares owned includes 97 time-vesting restricted shares.

SEC source: 0001144215-17-000029 · wf-form4_149082369415797.xml · nonDerivative · entry 1

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,091

F1 · balance_after: The total direct shares owned includes 34,410 time-vesting restricted shares.

SEC source: 0001144215-17-000027 · wf-form4_148667421377006.xml · nonDerivative · entry 1

ROBINSON RAY M · CIK 0001183382 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,307

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $206.1728 to $206.2046, inclusive. The Reporting Person undertakes to provide to Acuity Brands, Inc., any security holder of Acuity Brands, 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.

SEC source: 0001144215-17-000019 · wf-form4_148607181801324.xml · derivative · entry 1

HARNETT GORDON D · CIK 0001015030 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,347

Underlying: Common Stock · 150 shares

Expires not disclosed

F1 · security: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F2 · derivative.exercise_price: 1-for-1

F1 · derivative.exercise_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F1 · derivative.expiration_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000025 · wf-form4_148607226013615.xml · derivative · entry 1

PILEGGI DOMINIC J · CIK 0001198356 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,713

Underlying: Common Stock · 151 shares

Expires not disclosed

F1 · security: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F2 · derivative.exercise_price: 1-for-1

F1 · derivative.exercise_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F1 · derivative.expiration_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000023 · wf-form4_148607203581906.xml · nonDerivative · entry 1

HANCE JAMES H JR · CIK 0001176400 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,451

F1 · security: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

F2 · balance_after: The total direct shares owned includes 55 time-vesting restricted shares.

SEC source: 0001144215-17-000021 · wf-form4_148607193124995.xml · nonDerivative · entry 1

MCCULLOUGH ROBERT F · CIK 0001223225 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,735

F1 · security: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000017 · wf-form4_148607162344782.xml · nonDerivative · entry 1

NORTH JULIA B · CIK 0001183380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 693

F1 · security: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000015 · wf-form4_148607148346235.xml · nonDerivative · entry 1

ROBINSON RAY M · CIK 0001183382 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,407

F1 · security: The shares being reported result from a grant of shares pursuant to the 2011 Acuity Brands, Inc. Nonemployee Director Compensation Plan (Effective as of December 1, 2011, as amended effective December 1, 2012).

SEC source: 0001144215-17-000013 · wf-form4_148607138396952.xml · derivative · entry 1

WESLEY NORMAN H · CIK 0001190600 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,804

Underlying: Common Stock · 151 shares

Expires not disclosed

F1 · security: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F2 · derivative.exercise_price: 1-for-1

F1 · derivative.exercise_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F1 · derivative.expiration_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000011 · wf-form4_148607130271415.xml · derivative · entry 1

BROWNING PETER C · CIK 0001176402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,737

Underlying: Common Stock · 150 shares

Expires not disclosed

F1 · security: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F2 · derivative.exercise_price: 1-for-1

F1 · derivative.exercise_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F1 · derivative.expiration_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-17-000009 · wf-form4_148607121523929.xml · derivative · entry 1

Battle W. Patrick · CIK 0001620767 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,341

Underlying: Common Stock · 151 shares

Expires not disclosed

F1 · security: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F2 · derivative.exercise_price: 1-for-1

F1 · derivative.exercise_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

F1 · derivative.expiration_date: Stock Units are accrued under the Issuer's Nonemployee Directors' Deferred Compensation Plan (formerly known as the Nonemployee Directors' Stock Unit Plan) and are payable in shares upon retirement in either lump sum or five annual installments. Accruals include required and elective deferral of director fees. During the Reporting Period, fees paid to the Reporting Person resulted in an increase in the number of units held.

SEC source: 0001144215-16-000316 · wf-form4_147881438265334.xml · derivative · entry 8

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,309

Underlying: Common Stock · 3,155 shares

Expires 2025-10-26

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: This option vests ratably over a three-year period and will become fully vested on October 26, 2018.

SEC source: 0001144215-16-000316 · wf-form4_147881438265334.xml · derivative · entry 7

Black Mark A · CIK 0001431124 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,156

Underlying: Common Stock · 4,156 shares

Expires 2024-10-26

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: This option vests ratably over a three-year period and will become fully vested on October 27, 2017.