LITTELFUSE INC /DE — Director's Dealing 2012

Feb 10, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LITTELFUSE INC /DE (LFUS)
CIK: 0000889331
Period of Report: 2012-02-09

Reporting Person: Roeder Dieter (V.P. & G.M. Automotive Div.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-09	Common Stock	A	1750	$28.89	Acquired	13460	Direct
2012-02-09	Common Stock	D	1750	$54.8839	Disposed	11710	Direct
2012-02-09	Common Stock	A	2000	$33.88	Acquired	13710	Direct
2012-02-09	Common Stock	D	2000	$54.8839	Disposed	11710	Direct
2012-02-09	Common Stock	A	2000	$33.38	Acquired	13710	Direct
2012-02-09	Common Stock	D	2000	$54.8839	Disposed	11710	Direct
2012-02-09	Common Stock	A	5025	$36.33	Acquired	16735	Direct
2012-02-09	Common Stock	D	5025	$54.8839	Disposed	11710	Direct
2012-04-09	Common Stock	A	9350	$13.88	Acquired	21060	Direct
2012-04-09	Common Stock	D	9350	$55.8839	Disposed	11710	Direct
2012-04-09	Common Stock	A	2367	$42.13	Acquired	14077	Direct
2012-04-09	Common Stock	D	2367	$54.8839	Disposed	11710	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-09	Stock Option (Right to Buy)	$28.89	M	1750	Disposed	2015-07-29	Common Stock (1750)	Direct
2012-02-09	Stock Option (Right to Buy)	$33.88	M	2000	Disposed	2013-08-07	Common Stock (2000)	Direct
2012-02-09	Stock Option (Right to Buy)	$33.38	M	2000	Disposed	2014-07-30	Common Stock (2000)	Direct
2012-02-19	Stock Option (Right to Buy)	$36.33	M	5025	Disposed	2015-04-25	Common Stock (5025)	Direct
2012-02-09	Stock Option (Right to Buy)	$13.88	M	9350	Disposed	2016-04-24	Common Stock (9350)	Direct
2012-02-09	Stock Option (right to Buy)	$42.13	M	2367	Disposed	2017-04-30	Common Stock (2367)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$62.21	2018-04-29	Common Stock (6600)	6600	Direct