LITTELFUSE INC /DE — Director's Dealing 2011

Apr 1, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LITTELFUSE INC /DE (LFUS)
CIK: 0000889331
Period of Report: 2011-03-30

Reporting Person: HUNTER GORDON (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-30	Common Stock	A	2000	$26.51	Acquired	67075	Direct
2011-03-30	Common Stock	D	2000	$57.0811	Disposed	65075	Direct
2011-03-03	Common Stock	A	700	$34.33	Acquired	65775	Direct
2011-03-30	Common Stock	D	700	$57.0029	Disposed	65075	Direct
2011-03-31	Common Stock	A	9300	$34.33	Acquired	74375	Direct
2011-03-31	Common Stock	D	9300	$57.0562	Disposed	65075	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-30	Stock Option (Right to Buy)	$26.51	D	2000	Disposed	2013-11-13	Common Stock (2000)	Direct
2011-03-30	Stock Option (Right to Buy)	$34.33	D	700	Disposed	2013-05-05	Common Stock (700)	Direct
2011-03-31	Stock Option (Right to Buy)	$34.33	D	9300	Disposed	2013-05-05	Common Stock (9300)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3276	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$38.11	2014-04-30	Common Stock (30000)	30000	Direct
Stock Option (Right to Buy)	$31.80	2015-01-18	Common Stock (20000)	20000	Direct
Stock Option (Right to Buy)	$27.21	2015-05-06	Common Stock (60000)	60000	Direct
Stock Option (Right to Buy)	$41.22	2014-04-27	Common Stock (60000)	60000	Direct
Stock Option (Right to buy)	$36.33	2015-04-25	Common Stock (36100)	36100	Direct
Stock Option (Right to Buy)	$13.88	2016-04-24	Common Stock (70800)	70800	Direct
Stock Option (Right to Buy)	$42.13	2017-04-30	Common Stock (34600)	34600	Direct