LFUS

SEC source: 0000889331-24-000066 · form4.xml · nonDerivative · entry 1

HEINZMANN DAVID W · CIK 0001279765 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,361

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0001526287-26-000010 · wk-form4_1779308626.xml · derivative · entry 7

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,333

Underlying: Common Stock · 2,333 shares

Expires 2031-04-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The option for 6,999 shares vested in increments of one third annually beginning on the first anniversary of the April 25, 2024 date of grant.

SEC source: 0001872974-26-000011 · wk-form4_1779397651.xml · derivative · entry 9

Chu Maggie · CIK 0001872974 · SVP, CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,542

Underlying: Common Stock · 3,084 shares

Expires 2031-04-25

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.

F6 · derivative.exercise_date: The option for 4,626 shares vested in increments of one third annually beginning on the first anniversary of the April 25, 2024 date of grant.

SEC source: 0000889331-24-000056 · form4.xml · nonDerivative · entry 1

Gorski Jeffrey G · CIK 0001685837 · SVP & Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,634

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000055 · form4.xml · nonDerivative · entry 1

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,531

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000054 · form4.xml · nonDerivative · entry 1

Sethna Meenal · CIK 0001643464 · Executive VP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,404

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000053 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,844

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000052 · form4.xml · nonDerivative · entry 1

Marak Chad · CIK 0002010032 · SVP & GM Semiconductor Busines

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,147

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000051 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,817

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000050 · form4.xml · nonDerivative · entry 1

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,088

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000049 · form4.xml · nonDerivative · entry 1

Kim Peter Sung-Jip · CIK 0002010494 · SVP & GM Industrial Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,696

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000048 · form4.xml · nonDerivative · entry 1

HEINZMANN DAVID W · CIK 0001279765 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,444

F1 · shares: Closing price per share on the trading date preceding the vesting of restricted stock units.

SEC source: 0000889331-24-000046 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,372

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-24-000042 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,078

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-24-000044 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,373

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-24-000040 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,113

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-24-000038 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,905

SEC source: 0000889331-24-000038 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,941

F1 · price: The shares were sold in multiple transactions at prices ranging from $235.92 to $236.75, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-24-000036 · form4.xml · nonDerivative · entry 1

Chu Maggie · CIK 0001872974 · SVP, CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,086

F1 · price: The shares were sold in multiple transactions at prices ranging from $240.62 to $241.04, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-24-000025 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 916 shares

Expires 2024-04-28

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_date: The option for 3,616 shares vested in increments of one third annually beginning on the first anniversary of the April 28, 2017 date of grant.

SEC source: 0000889331-24-000025 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,530

F2 · price: The shares were sold in multiple transactions at prices ranging from $247.69 to $248.68, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-24-000025 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,446

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: 0000889331-24-000023 · form4.xml · derivative · entry 2

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 945 shares

Expires 2024-04-28

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_date: The option for 945 shares vested in increments of one third annually beginning on the first anniversary of the April 28, 2017 date of grant.

SEC source: 0000889331-24-000023 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,033

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: 0000889331-24-000021 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,155

F2 · price: The shares were sold in multiple transactions at prices ranging from $242.21 to $243.03, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-24-000021 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,993

F1 · price: The shares were sold in multiple transactions at prices ranging from $241.18 to $242.05, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-25-000004 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,959

F1 · shares: Represents shares acquired pursuant to deferred compensation plan.

SEC source: 0000889331-24-000006 · form4.xml · derivative · entry 4

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 945 shares

Expires 2024-04-28

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_date: The option for 945 shares vested in increments of one third annually beginning on the first anniversary of the April 28, 2017 date of grant.

SEC source: 0000889331-24-000006 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,365

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: 0000889331-23-000173 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 916

Underlying: Common Stock · 900 shares

Expires 2024-04-28

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_date: The option for 3,616 shares vested in increments of one third annually beginning on the first anniversary of the April 28, 2017 date of grant.

SEC source: 0000889331-23-000173 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,530

F2 · price: The shares were sold in multiple transactions at prices ranging from $261.22 to $261.60, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-23-000173 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,430

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: 0000889331-23-000171 · form4.xml · derivative · entry 4

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,717 shares

Expires 2027-07-10

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_date: The option for 2,717 shares vested in increments of one third annually beginning on the first anniversary of the July 10, 2020 date of grant.

SEC source: 0000889331-23-000171 · form4.xml · nonDerivative · entry 3

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,264

F3 · price: The shares were sold in multiple transactions at prices ranging from $260.98 to $261.88, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-23-000171 · form4.xml · nonDerivative · entry 2

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,264

F2 · price: The shares were sold in multiple transactions at prices ranging from $259.93 to $260.91, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-23-000171 · form4.xml · nonDerivative · entry 1

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,981

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: 0000889331-23-000169 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,054

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000167 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,088

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000165 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,363

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000163 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,420

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000161 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,800 shares

Expires 2024-04-28

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_date: The option for 1,800 shares vested in increments of one third annually beginning on the first anniversary of the April 28, 2017 date of grant.

SEC source: 0000889331-23-000161 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,530

F2 · price: The shares were sold in multiple transactions at prices ranging from $236.62 to $237.31, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

SEC source: 0000889331-23-000161 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,330

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: 0000889331-23-000149 · form4.xml · derivative · entry 2

DELLY GAYLA J · CIK 0001218358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 404

Underlying: Common Stock · 404 shares

Expires 2030-09-28

F2 · derivative.exercise_date: The option vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0000889331-23-000149 · form4.xml · nonDerivative · entry 1

DELLY GAYLA J · CIK 0001218358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 264

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0000889331-23-000143 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,031

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000141 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,010

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000139 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,354

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000137 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,412

F1 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-23-000123 · form4.xml · nonDerivative · entry 1

Gorski Jeffrey G · CIK 0001685837 · SVP & Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,713

F1 · price: The shares were sold in multiple transactions at prices ranging from $270.00 to $270.40, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and exchange Commission, the Issuer, or a security holder of the Issuer.