LFUS

SEC source: 0000889331-25-000171 · form4.xml · nonDerivative · entry 2

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,763

F2 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000171 · form4.xml · nonDerivative · entry 1

NOGLOWS WILLIAM P · CIK 0001201094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,760

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

SEC source: 0000889331-25-000170 · form4.xml · nonDerivative · entry 2

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,758

F2 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000170 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,755

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

SEC source: 0000889331-25-000169 · form4.xml · nonDerivative · entry 2

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,775

F2 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000169 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,772

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

SEC source: 0000889331-25-000168 · form4.xml · nonDerivative · entry 2

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,227

F2 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000168 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,224

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

SEC source: 0000889331-25-000164 · form4.xml · derivative · entry 9

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 800 shares

Expires 2026-04-26

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_date: The option for 2,401 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2019 date of grant.

SEC source: 0000889331-25-000164 · form4.xml · derivative · entry 8

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,604 shares

Expires 2027-04-23

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 5,353 shares vested in increments of one third annually beginning on the first anniversary of the April 23, 2020 date of grant.

SEC source: 0000889331-25-000164 · form4.xml · derivative · entry 7

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,293 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 5,293 shares vested in increments of one third annually beginning on the first anniversary of the July 10, 2020 date of grant.

SEC source: 0000889331-25-000164 · form4.xml · nonDerivative · entry 6

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,427

F6 · price: The shares were sold in multiple transactions at prices ranging from $262.22 to $262.68, 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: 0000889331-25-000164 · form4.xml · nonDerivative · entry 5

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,898

F5 · price: The shares were sold in multiple transactions at prices ranging from $261.20 to $262.13, 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: 0000889331-25-000164 · form4.xml · nonDerivative · entry 4

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,420

F4 · price: The shares were sold in multiple transactions at prices ranging from $260.43 to $261.42, 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: 0000889331-25-000164 · form4.xml · nonDerivative · entry 3

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,637

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: 0000889331-25-000164 · form4.xml · nonDerivative · entry 2

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,837

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: 0000889331-25-000164 · form4.xml · nonDerivative · entry 1

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,233

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: 0000889331-25-000166 · form4.xml · derivative · entry 5

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,206 shares

Expires 2026-04-26

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 10,206 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2019 date of grant.

SEC source: 0000889331-25-000166 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,727

F4 · price: The shares were sold in multiple transactions at prices ranging from $262.22 to $262.68, 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: 0000889331-25-000166 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,227

F3 · price: The shares were sold in multiple transactions at prices ranging from $261.20 to $262.13, 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: 0000889331-25-000166 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,010

F2 · price: The shares were sold in multiple transactions at prices ranging from $260.17 to $261.16, 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: 0000889331-25-000166 · 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: 40,933

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: 0000889331-25-000161 · form4.xml · nonDerivative · entry 2

Ruppel David · CIK 0002055015 · SVP & GM Commercial Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,335

F1 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

SEC source: 0000889331-25-000161 · form4.xml · nonDerivative · entry 1

Ruppel David · CIK 0002055015 · SVP & GM Commercial Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,439

F1 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

SEC source: 0000889331-25-000163 · 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: 6,433

SEC source: 0000889331-25-000158 · 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: 6,783

F1 · price: The shares were sold in multiple transactions at prices ranging from $253.81 to $254.56, 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: 0000889331-25-000157 · form4.xml · nonDerivative · entry 1

Hamed Karim Wagdy · CIK 0002081396 · SVP & GM Semiconductor Busines

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,426

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0000889331-25-000153 · form4.xml · derivative · entry 6

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,432 shares

Expires 2027-04-23

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 1432 shares vested in increments of one third annually beginning on the first anniversary of the April 23, 2020 date of grant.

SEC source: 0000889331-25-000153 · form4.xml · derivative · entry 5

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 911 shares

Expires 2026-04-26

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 911 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2019 date of grant.

SEC source: 0000889331-25-000153 · form4.xml · nonDerivative · entry 4

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,730

F4 · price: The shares were sold in multiple transactions at prices ranging from $245.58 to $246.46, 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: 0000889331-25-000153 · form4.xml · nonDerivative · entry 3

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,394

F3 · price: The shares were sold in multiple transactions at prices ranging from $244.55 to $245.54, 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: 0000889331-25-000153 · form4.xml · nonDerivative · entry 2

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,073

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: 0000889331-25-000153 · form4.xml · nonDerivative · entry 1

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,641

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: 0000889331-25-000150 · form4.xml · nonDerivative · entry 1

GRILLO ANTHONY · CIK 0001070847 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,138

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

SEC source: 0000889331-25-000147 · form4.xml · nonDerivative · entry 2

Khandelwal Abhishek · CIK 0001807380 · Executive VP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,523

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0000889331-25-000147 · form4.xml · nonDerivative · entry 1

Khandelwal Abhishek · CIK 0001807380 · Executive VP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,964

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Littelfuse/IXYS Corporation Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

SEC source: 0000889331-25-000143 · form4.xml · nonDerivative · entry 1

Ruppel David · CIK 0002055015 · SVP & GM Commercial Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,504

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000140 · 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: 30,727

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000138 · 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: 10,163

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000136 · form4.xml · nonDerivative · entry 1

Chu Maggie · CIK 0001872974 · SVP, CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,705

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000134 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,877

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000132 · form4.xml · nonDerivative · entry 1

Nayar Deepak · CIK 0001526287 · SVP & GM Electronics Business

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,987

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000130 · form4.xml · nonDerivative · entry 1

Marak Chad · CIK 0002010032 · SVP & GM Semiconductor Busines

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,363

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000128 · form4.xml · nonDerivative · entry 1

Conrad Alexander · CIK 0001766692 · SVP &GM Passenger Vehicle

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,940

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000126 · form4.xml · nonDerivative · entry 1

GREEN MARIA C · CIK 0001525175 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,713

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000124 · form4.xml · nonDerivative · entry 1

Cerniglia Kristina A. · CIK 0001614437 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,249

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000122 · form4.xml · nonDerivative · entry 1

DELLY GAYLA J · CIK 0001218358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,808

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000120 · form4.xml · nonDerivative · entry 2

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,762

F2 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.

SEC source: 0000889331-25-000120 · form4.xml · nonDerivative · entry 1

HUNTER GORDON · CIK 0001186518 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,751

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

SEC source: 0000889331-25-000118 · form4.xml · nonDerivative · entry 2

CHUNG T J · CIK 0001217168 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,730

F2 · shares: Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan.