NEWBORN ANDREA R

SEC source: 0001225208-24-005873 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,959

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-24-005498 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 45,847

F1 · kind: The sale of shares reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on January 11, 2024.

SEC source: 0001225208-24-001708 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,462

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-24-000869 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,427

SEC source: 0001225208-24-000869 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,277

F1 · shares: Restricted stock units (RSUs) granted under the 2021 Equity and Incentive Compensation Plan, representing a contingent right to receive shares of common stock. Such RSUs vest in three equal annual installments beginning a year from the grant date, and will settle in shares of common stock. Dividend equivalent rights will accrue.

SEC source: 0001225208-24-000672 · doc4.xml · nonDerivative · entry 3

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,359

SEC source: 0001225208-24-000672 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,832

F1 · shares: Represents shares of Issuer common stock acquired pursuant to vesting of relative-total stockholder return modified performance shares that were granted to the reporting person in January 2021 and have vested based upon the satisfaction of performance criteria specified for the award at the time of grant.

SEC source: 0001225208-24-000672 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,712

SEC source: 0001225208-23-011156 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,722

F1 · shares: The sale of shares reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on July 11, 2023.

SEC source: 0001225208-23-010097 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,488

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-23-008160 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,415

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-23-005318 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,351

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-23-001573 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,283

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner astherestricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-23-000589 · doc4.xml · nonDerivative · entry 3

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,229

F2 · shares: Restricted stock units (RSUs) granted under the 2021 Equity and Incentive Compensation Plan, representing a contingent right to receive shares of common stock. Units vest in three equal annual installments beginning a year from the grant date, and will settle in shares of common stock. Dividend equivalent rights (DERs) will accrue.

SEC source: 0001225208-23-000539 · doc4.xml · nonDerivative · entry 3

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,095

SEC source: 0001225208-23-000589 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,005

SEC source: 0001225208-23-000589 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,216

F1 · shares: Represents shares of Issuer common stock issued upon the vesting of relative-total stockholder return ("TSR") modified performance shares previously granted on January 9, 2020, which vested on January 9, 2023, based on the Issuer's satisfaction of performance criteria and the Issuer's relative TSR performance in the 3-year period beginning November 1, 2019, and ended October 31, 2022, as compared to the S&P Composite 1500 Commercial Services & Supplies Index.

SEC source: 0001225208-23-000539 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,121

SEC source: 0001225208-23-000539 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,012

SEC source: 0001225208-22-011539 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,908

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as therestricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-22-009229 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,839

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-22-008795 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,773

F1 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of a previous grant of Restricted Stock Units.

SEC source: 0001225208-22-006495 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,064

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan and the 2021 Equity and Incentive Compensation Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-22-005914 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,976

F1 · kind: The sale of shares reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 15, 2022.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.83 to $49.82, inclusive. The reporting person undertakes to provide ABM Industries Incorporated, any security holder of ABM Industries Incorporated, 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 ranges set forth in footnote 2 of this Form 4.

SEC source: 0001225208-22-001746 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,595

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 6

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,501

F2 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of a previous grant of restricted stock units.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 5

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,222

F4 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of TSR-modified performance shares.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 4

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,728

F2 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of a previous grant of restricted stock units.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 3

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,430

F3 · shares: Represents the number of shares of common stock issued pursuant to TSR-modified performance shares previously granted on 1/9/2019, based on the Issuer's satisfaction of performance criteria and the Issuer's TSR performance in the 3-year period beginning 11/1/2018 and ended 10/31/2021 as compared to the S&P Composite 1500 Commercial Services & Supplies Index.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,158

F2 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of a previous grant of restricted stock units.

SEC source: 0001225208-22-000691 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,088

F1 · shares: Restricted stock units (RSUs) granted under the 2021 Equity and Incentive Compensation Plan, representing a contingent right to receive shares of common stock. Units vest in three equal annual installments beginning a year from the grant date, and will settle in shares of common stock. Dividend equivalent rights (DERs) will accrue.

SEC source: 0001225208-21-013518 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,675

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 21,298 unvested Restricted Stock Units (RSUs) and DERs relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-012378 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,585

F1 · balance_after: Includes 21,209 unvested Restricted Stock Units (RSUs) and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-011164 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,216

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 26,161 unvested Restricted Stock Units (RSUs) and DERs relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-010705 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,081

F1 · balance_after: Includes 26,025 unvested Restricted Stock Units and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-007605 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,952

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 32,335 unvested RSUs and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-006848 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,838

F1 · kind: The sale of shares reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on March 15, 2021.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.82 to $53.53, inclusive. The reporting person undertakes to provide ABM Industries Incorporated, any security holder of ABM Industries Incorporated, 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 ranges set forth in footnote 2 of this Form 4.

F3 · balance_after: Includes 32,220 unvested Restricted Stock Units (RSUs) and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-001658 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,627

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 32,203 unvested RSUs and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-000771 · doc4.xml · nonDerivative · entry 5

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,507

F5 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of performance shares and TSR performance shares.

F6 · balance_after: Includes 32,082 unvested RSUs and Dividend Equivalent Rights relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-21-000771 · doc4.xml · nonDerivative · entry 4

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,812

F4 · shares: Represents the number of shares earned in connection with TSR performance shares previously granted on 1/10/2018, based on TSR performance in the 3-year period beginning 11/1/2017 and ended 10/31/2020 as compared to the S&PSmallCap 600 Index. Such TSR performance shares vested on 1/10/2021.

SEC source: 0001225208-21-000771 · doc4.xml · nonDerivative · entry 3

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,194

F3 · shares: Represents the number of shares earned in connection with performance shares previously granted on 1/10/2018, based on achievement of certain targets in the period ended 10/31/2020. Such performance shares vested on 1/10/2021.

SEC source: 0001225208-21-000771 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,053

F2 · shares: Represents common stock withheld by the Issuer to cover tax withholding obligations arising from the vesting of a previous grant of restricted stock units.

SEC source: 0001225208-21-000771 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,450

F1 · shares: Restricted stock units (RSUs) granted under the 2006 Equity Incentive Plan, representing a contingent right to receive shares of common stock. Units vest in three equal annual installments beginning a year from the grant date, and will settle in shares of common stock. Dividend equivalent rights (DERs) will accrue.

SEC source: 0001225208-20-013100 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,720

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 27,916 unvested RSUs and DERs relating to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-20-011578 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,576

F1 · balance_after: Includes 27,771 unvested RSUs and Dividend Equivalent Rights related to the unvested RSUs, adjusted to reflect the cumulative effect of fractional shares.

SEC source: 0001225208-20-010289 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,454

F1 · shares: Dividend equivalent rights (DERs) accrued on restricted stock units and earned but not yet vested performance shares granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units or earned performance shares to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 27,771 unvested RSUs and 5,527 performance shares earned but not vested with respect to TSR performance shares granted on 9/11/2017. Such RSUs and performance shares include DERs.

SEC source: 0001225208-20-009796 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,348

F1 · shares: Restricted stock units (RSUs) granted under the 2006 Equity Incentive Plan, representing a contingent right to receive shares of common stock. Units vest in two equal annual installments beginning a year from the grant date, and will settle in shares of common stock. Dividend equivalent rights (DERs) will accrue.

F2 · balance_after: Includes 27,692 unvested RSUs and 5,499 performance shares earned but not vested with respect to TSR performance shares granted on 9/11/2017. Such RSUs and performance shares include DERs.

SEC source: 0001225208-20-007198 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,900

F1 · shares: Dividend equivalent rights (DERs) accrued on restricted stock units and earned but not yet vested performance shares granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units or earned performance shares to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 15,244 unvested RSUs and 5,499 performance shares earned but not vested with respect to TSR performance shares granted on 9/11/2017. Such RSUs and performance shares include DERs.

SEC source: 0001225208-20-001758 · doc4.xml · nonDerivative · entry 1

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,783

F1 · shares: Dividend equivalent rights (DERs) accrued on the restricted stock units granted under the 2006 Equity Incentive Plan. DERs vest in the same manner as the restricted stock units to which they relate. Each DER is the economic equivalent of one share of ABM common stock.

F2 · balance_after: Includes 15,157 unvested RSUs, 5,467 performance shares earned but not vested with respect to TSR performance shares granted on 9/11/2017. Such RSUs and performance shares include Dividend Equivalent Rights.

SEC source: 0001225208-20-000756 · doc4.xml · nonDerivative · entry 2

NEWBORN ANDREA R · CIK 0001711329 · EVP/Gen. Counsel/Corp. Secty.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,702

F2 · balance_after: Includes 15,101 unvested RSUs, 5,441 performance shares earned but not vested with respect to TSR performance shares granted on 9/11/2017, and Dividend Equivalent Rights related to such RSUs and performance shares, adjusted to reflect the cumulative effect of fractional shares.