SMTC

SEC source: 0000088941-24-000133 · wk-form4_1733865393.xml · nonDerivative · entry 2

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,024

F2 · price: This price represents the weighted average of these sales. The prices ranged from $66.32 to $66.95. Price and share details are available upon request.

SEC source: 0000088941-24-000133 · wk-form4_1733865393.xml · nonDerivative · entry 1

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,022

F1 · price: This price represents the weighted average of these sales. The prices ranged from $65.245 to $66.12. Price and share details are available upon request.

SEC source: 0000088941-24-000123 · wk-form4_1732053741.xml · derivative · entry 3

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,602

Underlying: Common Stock · 6,301 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: This grant vests in three annual installments beginning on November 15, 2024.

F2 · derivative.expiration_date: This grant vests in three annual installments beginning on November 15, 2024.

SEC source: 0000088941-24-000123 · wk-form4_1732053741.xml · nonDerivative · entry 2

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,263

SEC source: 0000088941-24-000123 · wk-form4_1732053741.xml · nonDerivative · entry 1

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,636

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: 0000088941-24-000120 · wk-form4_1727987034.xml · derivative · entry 3

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,313

Underlying: Common Stock · 12,656 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vests on October 2, 2024 and the remainder of this grant vests in eight quarterly installments beginning on January 2, 2025.

F2 · derivative.expiration_date: One third of this grant vests on October 2, 2024 and the remainder of this grant vests in eight quarterly installments beginning on January 2, 2025.

SEC source: 0000088941-24-000120 · wk-form4_1727987034.xml · nonDerivative · entry 2

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,645

SEC source: 0000088941-24-000120 · wk-form4_1727987034.xml · nonDerivative · entry 1

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,656

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: 0000088941-24-000113 · wk-form4_1724706217.xml · derivative · entry 3

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000

Underlying: Common Stock · 1,000 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: This grant vests in four annual installments beginning on August 25, 2022.

F2 · derivative.expiration_date: This grant vests in four annual installments beginning on August 25, 2022.

SEC source: 0000088941-24-000113 · wk-form4_1724706217.xml · nonDerivative · entry 2

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,335

SEC source: 0000088941-24-000113 · wk-form4_1724706217.xml · nonDerivative · entry 1

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,871

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: 0000088941-24-000112 · wk-form4_1724706170.xml · derivative · entry 3

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,117

Underlying: Common Stock · 558 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: This grant vests in four annual installments beginning on August 24, 2023.

F2 · derivative.expiration_date: This grant vests in four annual installments beginning on August 24, 2023.

SEC source: 0000088941-24-000112 · wk-form4_1724706170.xml · nonDerivative · entry 2

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,871

SEC source: 0000088941-24-000112 · wk-form4_1724706170.xml · nonDerivative · entry 1

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,170

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: 0000088941-24-000106 · wk-form4_1724187776.xml · derivative · entry 3

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,325 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: This grant vested in four annual installments beginning on August 19, 2021.

F2 · derivative.expiration_date: This grant vested in four annual installments beginning on August 19, 2021.

SEC source: 0000088941-24-000106 · wk-form4_1724187776.xml · nonDerivative · entry 2

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,612

SEC source: 0000088941-24-000106 · wk-form4_1724187776.xml · nonDerivative · entry 1

Sherazi Imran · CIK 0002028235 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,322

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: 0000088941-24-000105 · wk-form4_1724187733.xml · derivative · entry 3

Rayabhari Madhusudhan · CIK 0001832524 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,100 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: This grant vested in four annual installments beginning on August 19, 2021.

F2 · derivative.expiration_date: This grant vested in four annual installments beginning on August 19, 2021.

SEC source: 0000088941-24-000105 · wk-form4_1724187733.xml · nonDerivative · entry 2

Rayabhari Madhusudhan · CIK 0001832524 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,532

SEC source: 0000088941-24-000105 · wk-form4_1724187733.xml · nonDerivative · entry 1

Rayabhari Madhusudhan · CIK 0001832524 · SVP and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,925

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: 0000088941-24-000097 · wk-form4_1719953913.xml · derivative · entry 2

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000097 · wk-form4_1719953913.xml · derivative · entry 1

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000096 · wk-form4_1719953864.xml · derivative · entry 2

Ruehl Julie Garcia · CIK 0001871750 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000096 · wk-form4_1719953864.xml · derivative · entry 1

Ruehl Julie Garcia · CIK 0001871750 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000095 · wk-form4_1719953792.xml · derivative · entry 2

LuPriore Paula · CIK 0001384411 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000095 · wk-form4_1719953792.xml · derivative · entry 1

LuPriore Paula · CIK 0001384411 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000094 · wk-form4_1719953699.xml · derivative · entry 2

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000094 · wk-form4_1719953699.xml · derivative · entry 1

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000093 · wk-form4_1719953599.xml · derivative · entry 2

HANKIN ROCKELL N · CIK 0001189904 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000093 · wk-form4_1719953599.xml · derivative · entry 1

HANKIN ROCKELL N · CIK 0001189904 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000092 · wk-form4_1719953436.xml · derivative · entry 2

Gillai Saar · CIK 0001674214 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000092 · wk-form4_1719953436.xml · derivative · entry 1

Gillai Saar · CIK 0001674214 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000090 · wk-form4_1719952991.xml · derivative · entry 2

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000090 · wk-form4_1719952991.xml · derivative · entry 1

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000091 · wk-form4_1719953297.xml · derivative · entry 2

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000091 · wk-form4_1719953297.xml · derivative · entry 1

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000089 · wk-form4_1719952902.xml · derivative · entry 2

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F3 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F3 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000089 · wk-form4_1719952902.xml · derivative · entry 1

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,857

Underlying: Common Stock · 2,857 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in cash on the last date that the Director renders services to the Company.

SEC source: 0000088941-24-000084 · wk-form4_1718313367.xml · derivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,800

Underlying: Common Stock · 77,800 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vests on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vests on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

SEC source: 0000088941-24-000076 · wk-form4_1718059744.xml · derivative · entry 2

Summers Sylvia · CIK 0001347095 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,534 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000076 · wk-form4_1718059744.xml · nonDerivative · entry 1

Summers Sylvia · CIK 0001347095 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,542

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: 0000088941-24-000077 · wk-form4_1718059798.xml · derivative · entry 2

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,534 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000077 · wk-form4_1718059798.xml · nonDerivative · entry 1

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,422

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: 0000088941-24-000075 · wk-form4_1718059689.xml · derivative · entry 2

Ruehl Julie Garcia · CIK 0001871750 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,122 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000075 · wk-form4_1718059689.xml · nonDerivative · entry 1

Ruehl Julie Garcia · CIK 0001871750 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,122

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: 0000088941-24-000074 · wk-form4_1718059633.xml · derivative · entry 2

LuPriore Paula · CIK 0001384411 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,534 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000074 · wk-form4_1718059633.xml · nonDerivative · entry 1

LuPriore Paula · CIK 0001384411 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,552

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: 0000088941-24-000072 · wk-form4_1718059491.xml · derivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,534 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

SEC source: 0000088941-24-000072 · wk-form4_1718059491.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,534

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: 0000088941-24-000073 · wk-form4_1718059563.xml · derivative · entry 2

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,534 shares

Expires not disclosed

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 stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.

F2 · derivative.expiration_date: The stock units vest on the earlier of the one year anniversary of the award and the day immediately preceding the date of the first annual meeting of shareholders following the grant and are payable in shares.