SMTC

SEC source: 0001628280-25-053583 · wk-form4_1763759138.xml · nonDerivative · entry 1

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 26,279

SEC source: 0001628280-25-046262 · wk-form4_1761336332.xml · nonDerivative · entry 1

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 26,779

SEC source: 0001994152-25-000003 · wk-form4_1759528516.xml · nonDerivative · entry 5

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,844

F3 · price: The price represents the weighted average of these sales. The prices ranged from $73.92 to $73.99. Price and share details are available upon request.

SEC source: 0001994152-25-000003 · wk-form4_1759528516.xml · nonDerivative · entry 4

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,893

F2 · price: The price represents the weighted average of these sales. The prices ranged from $72.845 to $73.79. Price and share details are available upon request.

SEC source: 0001994152-25-000003 · wk-form4_1759528516.xml · nonDerivative · entry 3

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,429

F1 · price: The price represents the weighted average of these sales. The prices ranged from $71.695 to $72.675. Price and share details are available upon request.

SEC source: 0001994152-25-000003 · wk-form4_1759528516.xml · derivative · entry 6

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,657

Underlying: Common Stock · 3,164 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.

F4 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F5 · 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.

F5 · 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: 0001994152-25-000003 · wk-form4_1759528516.xml · nonDerivative · entry 2

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,815

SEC source: 0001994152-25-000003 · wk-form4_1759528516.xml · nonDerivative · entry 1

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,375

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: 0001156899-25-000003 · wk-form4_1759521911.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,383

Underlying: Common Stock · 6,483 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 represents the contingent right to receive one share of Semtech common stock.

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

SEC source: 0001156899-25-000003 · wk-form4_1759521911.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,559

SEC source: 0001156899-25-000003 · wk-form4_1759521911.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,852

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: 0001826529-25-000004 · wk-form4_1758226717.xml · nonDerivative · entry 1

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,909

F1 · price: The price represents the weighted average of these sales. The prices ranged from $62.7535 to $62.785. Price and share details are available upon request.

SEC source: 0001514954-25-000003 · wk-form4_1756843520.xml · nonDerivative · entry 3

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 103,996

F3 · price: The price represents the weighted average of these sales. The prices ranged from $59.95 to $60.00. Price and share details are available upon request.

F1 · balance_after: Shares are held by The Silberstein Family Trust DTD 07/11/2016, for which the Reporting Person serves as Trustee.

SEC source: 0001514954-25-000003 · wk-form4_1756843520.xml · nonDerivative · entry 2

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 104,096

F2 · price: The price represents the weighted average of these sales. The prices ranged from $57.73 to $58.655. Price and share details are available upon request.

F1 · balance_after: Shares are held by The Silberstein Family Trust DTD 07/11/2016, for which the Reporting Person serves as Trustee.

SEC source: 0001973342-25-000003 · wk-form4_1756843474.xml · nonDerivative · entry 3

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,891

F3 · price: The price represents the weighted average of these sales. The prices ranged from $59.815 to $60.00. Price and share details are available upon request.

SEC source: 0001973342-25-000003 · wk-form4_1756843474.xml · nonDerivative · entry 2

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,904

F2 · price: The price represents the weighted average of these sales. The prices ranged from $58.75 to $59.66. Price and share details are available upon request.

SEC source: 0001973342-25-000003 · wk-form4_1756843474.xml · nonDerivative · entry 1

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,123

F1 · price: The price represents the weighted average of these sales. The prices ranged from $57.73 to $58.68. Price and share details are available upon request.

SEC source: 0001514954-25-000003 · wk-form4_1756843520.xml · nonDerivative · entry 1

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 104,996

F1 · balance_after: Shares are held by The Silberstein Family Trust DTD 07/11/2016, for which the Reporting Person serves as Trustee.

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,866

Underlying: Common Stock · 25,934 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 represents the contingent right to receive one share of Semtech common stock.

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

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,369

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,539

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: 0000088941-25-000154 · wk-form4_1751562304.xml · derivative · entry 5

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,821

Underlying: Common Stock · 3,164 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.

F3 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F4 · derivative.exercise_date: One third of this grant vested on October 2, 2024 and the remainder of this grant vests in eight quarterly installments beginning on January 2, 2025.

F4 · derivative.expiration_date: One third of this grant vested on October 2, 2024 and the remainder of this grant vests in eight quarterly installments beginning on January 2, 2025.

SEC source: 0000088941-25-000154 · wk-form4_1751562304.xml · nonDerivative · entry 4

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,211

F2 · price: The price represents the weighted average of these sales. The prices ranged from $44.15 to $44.42. Price and share details are available upon request.

SEC source: 0000088941-25-000154 · wk-form4_1751562304.xml · nonDerivative · entry 3

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,623

F1 · price: The price represents the weighted average of these sales. The prices ranged from $43.11 to $43.95. Price and share details are available upon request.

SEC source: 0000088941-25-000154 · wk-form4_1751562304.xml · nonDerivative · entry 2

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,210

SEC source: 0000088941-25-000154 · wk-form4_1751562304.xml · nonDerivative · entry 1

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,742

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: 0000088941-25-000143 · wk-form4_1750970108.xml · nonDerivative · entry 2

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,996

F1 · shares: Shares are held by The Silberstein Family Trust DTD 07/11/2016, for which the Reporting Person serves as Trustee.

SEC source: 0000088941-25-000143 · wk-form4_1750970108.xml · nonDerivative · entry 1

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 106,996

F1 · shares: Shares are held by The Silberstein Family Trust DTD 07/11/2016, for which the Reporting Person serves as Trustee.

SEC source: 0000088941-25-000139 · wk-form4_1750449843.xml · nonDerivative · entry 1

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: The price represents the weighted average of these sales. The prices ranged from $41.70 to $41.975. Price and share details are available upon request.

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 24,525 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 represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the first year in the performance period.

F2 · derivative.expiration_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the first year in the performance period.

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,605

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,059

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: 0000088941-25-000106 · wk-form4_1749240203.xml · nonDerivative · entry 3

Silberstein Asaf · CIK 0001514954 · EVP and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 107,996

SEC source: 0000088941-25-000132 · wk-form4_1749241238.xml · derivative · entry 3

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

SEC source: 0000088941-25-000130 · wk-form4_1749241149.xml · derivative · entry 3

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders 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 stockholders following the grant and are payable in shares.

SEC source: 0000088941-25-000128 · wk-form4_1749241074.xml · derivative · entry 3

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders 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 stockholders following the grant and are payable in shares.

SEC source: 0000088941-25-000126 · wk-form4_1749241004.xml · derivative · entry 3

Gillai Saar · CIK 0001674214 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders 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 stockholders following the grant and are payable in shares.

SEC source: 0000088941-25-000124 · wk-form4_1749240935.xml · derivative · entry 4

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F2 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F4 · 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 stockholders following the grant and are payable in shares.

F4 · 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 stockholders following the grant and are payable in shares.

SEC source: 0000088941-25-000122 · wk-form4_1749240862.xml · derivative · entry 3

LuPriore Paula · CIK 0001384411 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

SEC source: 0000088941-25-000118 · wk-form4_1749240701.xml · derivative · entry 3

Walsh Paul V Jr · CIK 0001362672 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders 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 stockholders following the grant and are payable in shares.

SEC source: 0000088941-25-000120 · wk-form4_1749240781.xml · derivative · entry 3

Ruehl Julie Garcia · CIK 0001871750 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,321

Underlying: Common Stock · 5,321 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive 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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

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 stockholders following the grant and are payable in shares. The reporting person has elected to defer settlement of the stock units pursuant to the Semtech Corporation Director Deferred Compensation Plan.

SEC source: 0000088941-25-000116 · wk-form4_1749240621.xml · nonDerivative · entry 4

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,578

SEC source: 0000088941-25-000116 · wk-form4_1749240621.xml · nonDerivative · entry 3

Lin Mark · CIK 0001994152 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,589

F1 · price: The price represents the weighted average of these sales. The prices ranged from $37.39 to $38.26. Price and share details are available upon request.

SEC source: 0000088941-25-000132 · wk-form4_1749241238.xml · derivative · entry 2

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,857 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 represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

F2 · derivative.expiration_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

SEC source: 0000088941-25-000132 · wk-form4_1749241238.xml · nonDerivative · entry 1

Burvill Martin · CIK 0001826529 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,409

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: 0000088941-25-000130 · wk-form4_1749241149.xml · derivative · entry 2

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,857 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 represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

F2 · derivative.expiration_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

SEC source: 0000088941-25-000130 · wk-form4_1749241149.xml · nonDerivative · entry 1

Cardenuto Rodolpho C · CIK 0001753689 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,123

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: 0000088941-25-000128 · wk-form4_1749241074.xml · derivative · entry 2

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,857 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 represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

F2 · derivative.expiration_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

SEC source: 0000088941-25-000128 · wk-form4_1749241074.xml · nonDerivative · entry 1

Fischer Gregory Michael · CIK 0001973342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,391

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: 0000088941-25-000126 · wk-form4_1749241004.xml · derivative · entry 2

Gillai Saar · CIK 0001674214 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,857 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 represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.

F2 · derivative.expiration_date: This RSU award fully vested on the day immediately preceding the 2025 Annual Meeting of Stockholders.