Kohn Leslie

SEC source: 0001280263-22-000028 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 939,166

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-22-000022 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 861,339

F1 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-22-000015 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 863,164

F1 · shares: Represents an award of fully-vested restricted stock units (RSUs) issued to reporting person as payment of reporting person's annual cash bonus under the company's previously established Fiscal Year 2022 Annual Bonus Plan. Each restricted stock unit represents a contingent right to receive one Ordinary Share.

SEC source: 0001280263-21-000144 · edgardoc.xml · derivative · entry 5

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,255

Underlying: Ordinary Shares · 917 shares

Expires 2024-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F5 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

F5 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

SEC source: 0001280263-21-000144 · edgardoc.xml · derivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,674

Underlying: Ordinary Shares · 2,734 shares

Expires 2023-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F4 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

F4 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

SEC source: 0001280263-21-000144 · edgardoc.xml · derivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,967

Underlying: Ordinary Shares · 2,967 shares

Expires 2022-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F3 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

F3 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

SEC source: 0001280263-21-000144 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 873,086

F2 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-21-000144 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 876,730

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-22-000006 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 855,112

SEC source: 0001280263-21-000116 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 870,112

F2 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-21-000116 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 873,526

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-21-000092 · edgardoc.xml · derivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,172

Underlying: Ordinary Shares · 917 shares

Expires 2024-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F4 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

F4 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

SEC source: 0001280263-21-000092 · edgardoc.xml · derivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,408

Underlying: Ordinary Shares · 2,735 shares

Expires 2023-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F3 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

F3 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

SEC source: 0001280263-21-000092 · edgardoc.xml · derivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,934

Underlying: Ordinary Shares · 2,967 shares

Expires 2022-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F2 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

F2 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

SEC source: 0001280263-21-000059 · edgardoc.xml · derivative · entry 6

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,089

Underlying: Ordinary Shares · 917 shares

Expires 2024-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F6 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

F6 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

SEC source: 0001280263-21-000059 · edgardoc.xml · derivative · entry 5

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,143

Underlying: Ordinary Shares · 2,735 shares

Expires 2023-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F5 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

F5 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

SEC source: 0001280263-21-000059 · edgardoc.xml · derivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,901

Underlying: Ordinary Shares · 2,967 shares

Expires 2022-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F4 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

F4 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

SEC source: 0001280263-21-000059 · edgardoc.xml · derivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 4,037 shares

Expires 2021-06-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F3 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

F3 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

SEC source: 0001280263-21-000059 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 866,907

F2 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-21-000059 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 872,351

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-21-000022 · edgardoc.xml · derivative · entry 6

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,878

Underlying: Ordinary Shares · 2,734 shares

Expires 2023-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F6 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

F6 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

SEC source: 0001280263-21-000022 · edgardoc.xml · derivative · entry 5

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,868

Underlying: Ordinary Shares · 2,967 shares

Expires 2022-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F5 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

F5 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

SEC source: 0001280263-21-000022 · edgardoc.xml · derivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,037

Underlying: Ordinary Shares · 4,037 shares

Expires 2021-06-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F4 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

F4 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

SEC source: 0001280263-21-000022 · edgardoc.xml · derivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 41,522 shares

Expires 2021-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F3 · derivative.exercise_date: On June 7, 2018, reporting person was granted an RSU award covering a target of 20,761 ordinary shares (the "Target RSU Number"), subject to satisfaction of predetermined, performance-based vesting criteria that could result in 0% to 200% of the Target RSU Number becoming eligible to vest, subject to certain adjustments. On February 28, 2019, the Company's Board of Directors determined the performance criteria had been satisfied at a level that resulted in 200% of the Target RSU Number becoming eligible for time-based vesting. Pursuant to time-based vesting requirements, the award would vest on March 15, 2021, subject to possible adjustment based on a total stockholder return ("TSR") performance metric for the period February 1, 2018 to January 31, 2021 (the "TSR Period"). As a result of the Company's TSR performance over the TSR Period, the RSUs eligible to vest were reduced by 25% of the Target RSU Number. A total of 36,332 ordinary shares were delivered to reporting person.

F3 · derivative.expiration_date: On June 7, 2018, reporting person was granted an RSU award covering a target of 20,761 ordinary shares (the "Target RSU Number"), subject to satisfaction of predetermined, performance-based vesting criteria that could result in 0% to 200% of the Target RSU Number becoming eligible to vest, subject to certain adjustments. On February 28, 2019, the Company's Board of Directors determined the performance criteria had been satisfied at a level that resulted in 200% of the Target RSU Number becoming eligible for time-based vesting. Pursuant to time-based vesting requirements, the award would vest on March 15, 2021, subject to possible adjustment based on a total stockholder return ("TSR") performance metric for the period February 1, 2018 to January 31, 2021 (the "TSR Period"). As a result of the Company's TSR performance over the TSR Period, the RSUs eligible to vest were reduced by 25% of the Target RSU Number. A total of 36,332 ordinary shares were delivered to reporting person.

SEC source: 0001280263-21-000022 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 861,695

F2 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-21-000022 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 884,112

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-21-000010 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 838,042

F2 · kind: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-21-000010 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 838,906

F1 · shares: Represents an award of fully-vested restricted stock units (RSUs) issued to reporting person as payment of reporting person's annual cash bonus under the company's previously established Fiscal Year 2021 Annual Bonus Plan. Each restricted stock unit represents a contingent right to receive one Ordinary Share.

SEC source: 0001280263-21-000037 · edgardoc.xml · derivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,006

Underlying: Ordinary Shares · 11,006 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F3 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

F3 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2021.

SEC source: 0001280263-21-000037 · edgardoc.xml · derivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,006

Underlying: Ordinary Shares · 11,006 shares

Expires 2024-03-15

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F2 · derivative.exercise_date: Reporting person was granted an award of performance-based RSUs covering a target of 11,006 ordinary shares (the "Target RSU Number"). Pursuant to time-based vesting requirements, 100% of this award is scheduled to vest on March 15, 2024, subject to continued service requirements through such date. In addition, the number of shares subject to the RSUs may be increased or decreased by up to 100% of the Target RSU Number or may remain the same, based on attainment of specified levels of the Company's total stockholder return over the period of February 1, 2021 through January 31, 2024.

F2 · derivative.expiration_date: Reporting person was granted an award of performance-based RSUs covering a target of 11,006 ordinary shares (the "Target RSU Number"). Pursuant to time-based vesting requirements, 100% of this award is scheduled to vest on March 15, 2024, subject to continued service requirements through such date. In addition, the number of shares subject to the RSUs may be increased or decreased by up to 100% of the Target RSU Number or may remain the same, based on attainment of specified levels of the Company's total stockholder return over the period of February 1, 2021 through January 31, 2024.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 6

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 836,550

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F7 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $128.10 to $128.76 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 5

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 849,492

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F6 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $127.10 to $128.05 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 850,887

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F5 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $126.10 to $127.06 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 851,998

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F4 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $125.09 to $126.08 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 854,050

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F3 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $124.08 to $125.07 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-21-000002 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 856,050

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F2 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $122.77 to $123.72 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000164 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 856,550

SEC source: 0001280263-20-000151 · edgardoc.xml · derivative · entry 9

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,612

Underlying: Ordinary Shares · 2,735 shares

Expires 2023-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F10 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

F10 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2020.

SEC source: 0001280263-20-000151 · edgardoc.xml · derivative · entry 8

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,835

Underlying: Ordinary Shares · 2,967 shares

Expires 2022-03-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F9 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

F9 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on March 15, 2019.

SEC source: 0001280263-20-000151 · edgardoc.xml · derivative · entry 7

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,074

Underlying: Ordinary Shares · 4,037 shares

Expires 2021-06-15

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.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F8 · derivative.exercise_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

F8 · derivative.expiration_date: The restricted stock units vest at the rate of 1/12 per quarter commencing on June 15, 2018.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 6

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 864,050

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F7 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $92.48 to $92.49 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 5

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 864,450

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F6 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $91.20 to $91.74 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 865,850

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F5 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $90.03 to $90.65 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 871,395

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F4 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $89.03 to $90.02 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 884,050

F2 · shares: Shares sold to pay tax obligations resulting from the vesting of restricted stock units.

SEC source: 0001280263-20-000151 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 889,020

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.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

SEC source: 0001280263-20-000143 · edgardoc.xml · nonDerivative · entry 4

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 879,281

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

SEC source: 0001280263-20-000143 · edgardoc.xml · nonDerivative · entry 3

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 889,281

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

SEC source: 0001280263-20-000143 · edgardoc.xml · nonDerivative · entry 2

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 889,315

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F3 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $85.3500 to $85.9900 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

SEC source: 0001280263-20-000143 · edgardoc.xml · nonDerivative · entry 1

Kohn Leslie · CIK 0001558645 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 896,815

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 19, 2020.

F2 · price: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $84.3500 to $85.3350 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.