LITTELFUSE INC /DE — Director's Dealing 2026

Feb 4, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LITTELFUSE INC /DE (LFUS)
CIK: 0000889331
Period of Report: 2026-02-02

Reporting Person: Ruppel David (SVP & GM Transportation Bus.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-02	Common Stock	M	1113	$251.82	Acquired	6460	Direct
2026-02-02	Common Stock	S	1113	$320.78	Disposed	5347	Direct
2026-02-02	Common Stock	S	382	$322.31	Disposed	4965	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-02	Stock Option (right to buy)	$251.82	M	1113	Disposed	2031-08-14	Common Stock (1113)	Direct

Footnotes

F1: The option for 3,337 shares vests in increments of one third annually beginning on the first anniversary of the August 14, 2024 date of grant.