LFUS

SEC source: 0000889331-25-000056 · form4.xml · nonDerivative · entry 1

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,276

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: 0000889331-25-000054 · form4.xml · nonDerivative · entry 1

Chu Maggie · CIK 0001872974 · SVP, CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,107

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: 0000889331-25-000052 · form4.xml · nonDerivative · entry 1

Henderson Gregory N. · CIK 0001590599 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,835

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: 0000889331-25-000050 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,632

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: 0000889331-25-000048 · 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: 7,885

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: 0000889331-25-000045 · 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: 5,836

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 full on the third anniversary of the date of grant.

SEC source: 0000889331-25-000043 · form4.xml · derivative · entry 2

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 800 shares

Expires 2025-04-27

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 800 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000043 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,729

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: 0000889331-25-000041 · 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 · 800 shares

Expires 2025-04-27

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 800 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000041 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,771

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: 0000889331-25-000035 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,681

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

SEC source: 0000889331-25-000033 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,971

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

SEC source: 0000889331-25-000031 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,929

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

SEC source: 0000889331-25-000029 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,721

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

SEC source: 0000889331-25-000027 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 500 shares

Expires 2025-04-27

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 2,936 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000027 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,522

F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2024.

SEC source: 0000889331-25-000027 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,022

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: 0000889331-25-000021 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 500

Underlying: Common Stock · 500 shares

Expires 2025-04-27

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 2,936 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000021 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,522

F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2024.

SEC source: 0000889331-25-000021 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,022

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: 0000889331-25-000019 · form4.xml · nonDerivative · entry 4

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,905

SEC source: 0000889331-25-000019 · form4.xml · nonDerivative · entry 3

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,722

F3 · price: The shares were sold in multiple transactions at prices ranging from $234.39 to $235.31, 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: 0000889331-25-000019 · form4.xml · nonDerivative · entry 2

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,416

F2 · price: The shares were sold in multiple transactions at prices ranging from $233.39 to $234.32, 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: 0000889331-25-000019 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,712

F1 · price: The shares were sold in multiple transactions at prices ranging from $232.37 to $233.36, 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: 0000889331-25-000017 · 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 · 800 shares

Expires 2025-04-27

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 800 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000017 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,714

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: 0000889331-25-000015 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,405

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

SEC source: 0000889331-25-000010 · form4.xml · nonDerivative · entry 1

Chu Maggie · CIK 0001872974 · SVP, CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,686

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 full on the third anniversary of the date of grant.

SEC source: 0000889331-25-000008 · form4.xml · nonDerivative · entry 1

Sethna Meenal · CIK 0001643464 · Executive VP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,093

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 full on the third anniversary of the date of grant.

SEC source: 0000889331-25-000006 · 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: 26,971

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 full on the third anniversary of the date of grant.

SEC source: 0000889331-25-000002 · form4.xml · derivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,000

Underlying: Common Stock · 500 shares

Expires 2025-04-27

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 2,936 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-25-000002 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,522

F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2024.

SEC source: 0000889331-25-000002 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,022

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: 0002010032-25-000001 · primary_doc.xml · nonDerivative · entry 1

Marak Chad · CIK 0002010032 · SVP & GM Semiconductor Busines

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,328

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 full on the third anniversary of the date of grant.

SEC source: 0002010494-25-000001 · primary_doc.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: 8,322

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 full on the third anniversary of the date of grant.

SEC source: 0000889331-24-000203 · 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: 3,105

F1 · price: The shares were sold in multiple transactions at prices ranging from $248.66 to $249.58, 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: 0000889331-24-000201 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,846

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

SEC source: 0000889331-24-000199 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,661

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

SEC source: 0000889331-24-000197 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,921

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

SEC source: 0000889331-24-000195 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,914

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

SEC source: 0000889331-25-000004 · form4.xml · nonDerivative · entry 4

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,292

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

SEC source: 0000889331-24-000179 · form4.xml · derivative · entry 5

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,500

Underlying: Common Stock · 1,436 shares

Expires 2025-04-27

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 2,936 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

SEC source: 0000889331-24-000179 · form4.xml · nonDerivative · entry 4

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,522

SEC source: 0000889331-24-000179 · form4.xml · nonDerivative · entry 3

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,721

F3 · price: The shares were sold in multiple transactions at prices ranging from $245.80 to $246.43, 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: 0000889331-24-000179 · form4.xml · nonDerivative · entry 2

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,605

F2 · price: The shares were sold in multiple transactions at prices ranging from $244.77 to $245.65, 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: 0000889331-24-000179 · form4.xml · nonDerivative · entry 1

Cole Matthew · CIK 0001643462 · SVP eMobility & Corp Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,958

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: 0000889331-24-000177 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,760

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

SEC source: 0000889331-24-000175 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,636

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

SEC source: 0000889331-24-000173 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,910

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

SEC source: 0000889331-24-000171 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,906

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