T J CHUNG - 11 Aug 2025 Form 4 Insider Report for LITTELFUSE INC /DE (LFUS)

Role
Director
Signature
Ryan K. Stafford, Power of Attorney
Issuer symbol
LFUS
Transactions as of
11 Aug 2025
Transactions value $
-$205,981
Form type
4
Filing time
13 Aug 2025, 08:02:30 UTC
Previous filing
09 Jun 2025
Next filing
08 Sep 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
CHUNG T J Director 6133 NORTH RIVER ROAD, SUITE 500, ROSEMONT Ryan K. Stafford, Power of Attorney 13 Aug 2025 0001217168

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction LFUS Common Stock Options Exercise $182K +911 +4.86% $199.24 19.6K 11 Aug 2025 Direct
transaction LFUS Common Stock Options Exercise $189K +1.43K +7.29% $132.08 21.1K 11 Aug 2025 Direct
transaction LFUS Common Stock Sale -$167K -679 -3.22% $245.24 20.4K 11 Aug 2025 Direct F3
transaction LFUS Common Stock Sale -$410K -1.66K -8.16% $246.46 18.7K 11 Aug 2025 Direct F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction LFUS Stock Option (right to buy) Options Exercise $0 -911 -100% $0.00 0 11 Aug 2025 Common Stock 911 $199.24 Direct F1
transaction LFUS Stock Option (right to buy) Options Exercise $0 -1.43K -100% $0.00 0 11 Aug 2025 Common Stock 1.43K $132.08 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 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.
F2 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.
F3 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.
F4 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.