AIR

SEC source: 0001127602-23-021309 · form4.xml · nonDerivative · entry 1

Garascia Jessica A. · CIK 0001806647 · Senior VP, GC, CAO & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,567

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-021306 · form4.xml · derivative · entry 3

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,185

Underlying: Common Stock · 3,185 shares

Expires 2033-07-24

F3 · derivative.exercise_date: The awarded stock option vests and becomes exercisable in 1/3 annual installments beginning on July 31, 2024 and shall vest as follows: 33 and 1/3 % on each of July 31, 2024, July 31, 2025 and July 31, 2026.

SEC source: 0001127602-23-021306 · form4.xml · nonDerivative · entry 2

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,951.32

F2 · shares: Award of stock pursuant to a Performance Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-021306 · form4.xml · nonDerivative · entry 1

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,801.32

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3

SEC source: 0001127602-23-021302 · form4.xml · derivative · entry 3

Patterson Tracey · CIK 0001985986 · Sr. VP & Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,765

Underlying: Common Stock · 2,765 shares

Expires 2033-07-24

F3 · derivative.exercise_date: The awarded stock option vests and becomes exercisable in 1/3 annual installments beginning July 31, 2024 and shall vest as follows: 33 and 1/3% on each of July 31, 2024, July 31, 2025 and July 31, 2026.

SEC source: 0001127602-23-021302 · form4.xml · nonDerivative · entry 2

Patterson Tracey · CIK 0001985986 · Sr. VP & Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,955

F2 · shares: Award of stock pursuant to a Performance Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-021302 · form4.xml · nonDerivative · entry 1

Patterson Tracey · CIK 0001985986 · Sr. VP & Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,350

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017750 · form4.xml · nonDerivative · entry 1

WALFISH MARC JAY · CIK 0001212698 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 127,640.5878

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017747 · form4.xml · nonDerivative · entry 1

VOGEL JENNIFER L · CIK 0001264189 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,871.002

F1 · shares: Award of stock pursuant to Restricted Stock Agreement in transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017745 · form4.xml · nonDerivative · entry 1

PACE PETER · CIK 0001424402 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,583

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017743 · form4.xml · derivative · entry 1

McNabb Duncan J. · CIK 0001554252 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,426

Underlying: Common Stock · 2,426 shares

Expires 2029-09-30

F1 · security: Phantom Stock units are payable in stock on a 1-for-1 basis or cash at the grantee's election upon retirement/termination as a director.

F2 · shares: Award of stock pursuant to Restricted Stock Agreement in transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017739 · form4.xml · nonDerivative · entry 1

Lord Ellen M. · CIK 0001857165 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,933

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017736 · form4.xml · nonDerivative · entry 1

LEDUC ROBERT F · CIK 0001184190 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,226

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017733 · form4.xml · nonDerivative · entry 1

DIETRICH JOHN W · CIK 0001226022 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,963

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017731 · form4.xml · nonDerivative · entry 1

Boyce Michael Ross · CIK 0001335907 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,440.588

F1 · shares: Award of stock pursuant to Restricted Stock Agreement in transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017728 · form4.xml · nonDerivative · entry 1

Anderson Anthony · CIK 0001559294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,760.4

F1 · shares: Award of stock pursuant to a Restricted Stock Agreement in a transaction exempt under Rule 16b-3.

SEC source: 0001127602-23-017336 · form4.xml · derivative · entry 1

WALFISH MARC JAY · CIK 0001212698 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,898

Underlying: Common Stock · 623 shares

Expires 2024-09-30

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

F1 · derivative.exercise_date: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

F1 · derivative.expiration_date: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

SEC source: 0001127602-23-017333 · form4.xml · derivative · entry 1

LEDUC ROBERT F · CIK 0001184190 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,008

Underlying: Common Stock · 284 shares

Expires 2031-09-30

F1 · derivative.exercise_price: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

F1 · derivative.exercise_date: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

F1 · derivative.expiration_date: Each share of phantom stock is the economic equivalent of one share of common stock. The shares of phantom stock become payable, in cash or common stock, at the election of the reporting person, upon the reporting person's termination of service as a director or on other dates as specified by the director pursuant to the Non-Employee Directors' Deferred Compensation Plan.

SEC source: 0001127602-23-013140 · form4.xml · nonDerivative · entry 1

Holmes John McClain III · CIK 0001554880 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,611

F1 · kind: Reflects the gift of common stock to a charitable donor advised fund.

SEC source: 0001127602-23-012264 · form4.xml · derivative · entry 3

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 19,109 shares

Expires 2030-07-31

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.

F2 · derivative.exercise_date: The reporting person received a grant of stock options for 80,675 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022 and July 31, 2023.

SEC source: 0001127602-23-012264 · form4.xml · nonDerivative · entry 2

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,690.525

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.00 to $55.22 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-012264 · form4.xml · nonDerivative · entry 1

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,799.525

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.

SEC source: 0001127602-23-011659 · form4.xml · derivative · entry 9

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,240

Underlying: Common Stock · 1,620 shares

Expires 2031-07-31

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: The reporting person received a grant of stock options for 4,860 shares of common stock on July 12, 2021. The stock options vest in 33 1/3% increments on each of July 31, 2022, July 31, 2023, and July 31, 2024.

SEC source: 0001127602-23-011659 · form4.xml · derivative · entry 8

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,520

Underlying: Common Stock · 3,500 shares

Expires 2030-07-31

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.

F3 · derivative.exercise_date: The reporting person received a grant of stock options for 50,020 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022, and July 31, 2023.

SEC source: 0001127602-23-011659 · form4.xml · derivative · entry 7

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,850 shares

Expires 2029-07-31

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.

F2 · derivative.exercise_date: The reporting person received a grant of stock options for 17,000 shares of common stock on July 8, 2019. The stock options vest in 33 1/3% increments on each of July 31, 2020, July 31, 2021, and July 31, 2022.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 6

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,416.32

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.47 to $55.26 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 5

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,036.32

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.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 4

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,416.32

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.47 to $55.26 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 3

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,916.32

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.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 2

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,416.32

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.47 to $55.26 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011659 · form4.xml · nonDerivative · entry 1

Pachapa Eric · CIK 0001679985 · VP-CAO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,266.32

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.

SEC source: 0001127602-23-011567 · form4.xml · derivative · entry 9

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,109

Underlying: Common Stock · 5,157 shares

Expires 2030-07-31

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: The reporting person received a grant of stock options for 80,675 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022 and July 31, 2023.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 6

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,690.525

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.0000 to $55.0300 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 5

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,847.525

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.

SEC source: 0001127602-23-011466 · form4.xml · derivative · entry 3

Garascia Jessica A. · CIK 0001806647 · VP, GC, CAO & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,778

Underlying: Common Stock · 14,552 shares

Expires 2030-07-13

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.

F2 · derivative.exercise_date: The reporting person received a grant of stock options for 44,330 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022, and July 31, 2023.

SEC source: 0001127602-23-011466 · form4.xml · nonDerivative · entry 2

Garascia Jessica A. · CIK 0001806647 · VP, GC, CAO & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,247

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.3000 to $55.1550, inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011466 · form4.xml · nonDerivative · entry 1

Garascia Jessica A. · CIK 0001806647 · VP, GC, CAO & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,799

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.

SEC source: 0001127602-23-011439 · form4.xml · nonDerivative · entry 1

PACE PETER · CIK 0001424402 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,157

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.44 to 54.86 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011436 · form4.xml · nonDerivative · entry 1

VOGEL JENNIFER L · CIK 0001264189 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,445.002

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.69 to $55.16 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., or the staff of the Securities and Exchange Commission upon request, full information regarding the number of share sold at each separate price within the range set forth in this footnote.

SEC source: 0001127602-23-011567 · form4.xml · derivative · entry 8

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,266

Underlying: Common Stock · 2,625 shares

Expires 2030-07-31

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: The reporting person received a grant of stock options for 80,675 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022 and July 31, 2023.

SEC source: 0001127602-23-011567 · form4.xml · derivative · entry 7

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,334 shares

Expires 2027-07-31

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.

F3 · derivative.exercise_date: The reporting person received a grant of stock options for 14,000 shares of common stock on July 10, 2017. The stock options vest in 33 1/3% increments on each of July 31, 2018, July 31, 2019 and July 31, 2020.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 4

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,690.525

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.0000 to $55.1450 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 3

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,315.525

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.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 2

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,690.525

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.0000 to $55.1450 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011567 · form4.xml · nonDerivative · entry 1

Jessup Christopher A. · CIK 0001782618 · Vice President-CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,024.525

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.

SEC source: 0001127602-23-011332 · form4.xml · derivative · entry 3

Holmes John McClain III · CIK 0001554880 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,600

Underlying: Common Stock · 70,000 shares

Expires 2030-07-13

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.

F2 · derivative.exercise_date: The reporting person received a grant of stock options for 326,600 shares of common stock on July 13, 2020. The stock options vest in 33 1/3% increments on each of July 31, 2021, July 31, 2022 and July 31, 2023.

SEC source: 0001127602-23-011332 · form4.xml · nonDerivative · entry 2

Holmes John McClain III · CIK 0001554880 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 268,611

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.0000 to $54.1800 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.

SEC source: 0001127602-23-011332 · form4.xml · nonDerivative · entry 1

Holmes John McClain III · CIK 0001554880 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 338,611

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.

SEC source: 0001127602-23-011386 · form4.xml · derivative · entry 3

Gillen Sean M. · CIK 0001764537 · VP-CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,385

Underlying: Common Stock · 6,000 shares

Expires 2029-07-08

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.

F2 · derivative.exercise_price: The exercise price for these options was listed as $10.30 on the Form 4/A dated July 9, 2019 due to an administrative error. Actual exercise price is $37.66.

F3 · derivative.exercise_date: The reporting person received a grant of stock options for 17,385 shares of common stock on July 8, 2019. The stock options vest in 33 1/3% increments on each of December 31, 2019, December 31, 2020, and December 31, 2021.

SEC source: 0001127602-23-011386 · form4.xml · nonDerivative · entry 2

Gillen Sean M. · CIK 0001764537 · VP-CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,300.203

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.49 to $54.81 inclusive. The reporting person undertakes to provide AAR CORP., any security holder of AAR CORP., 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 this footnote.