LITTELFUSE INC /DE — Director's Dealing 2018

May 16, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LITTELFUSE INC /DE (LFUS)
CIK: 0000889331
Period of Report: 2018-05-16

Reporting Person: MAJOR JOHN E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-16	Common Stock	M	1716	$66.68	Acquired	26322	Direct
2018-05-16	Common Stock	S	1716	$218	Disposed	24606	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-16	Stock Option (right to buy)	$66.68	M	1716	Disposed	2020-04-26	Common Stock (1716)	Direct

Footnotes

F1: The option for 1,716 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2013 date of grant