SILICON LABORATORIES INC. — Director's Dealing 2014

May 2, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SILICON LABORATORIES INC (SLAB)
CIK: 0001038074
Period of Report: 2014-05-01

Reporting Person: IVESTER JONATHAN D (Sr VP, Strategic Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-05-01	Common Stock, $0.0001 par value	M	2000	$36.81	Acquired	91987	Direct
2014-05-01	Common Stock, $0.0001 par value	S	2000	$45.25	Disposed	89987	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-05-01	Non-Qualified Stock Option (right to buy)	$36.81	M	2000	Disposed	2015-12-19	Common Stock, $0.0001 par value (2000)	Direct

Footnotes

F1: Includes 200 shares purchased by Reporting Person through the Issuer's 2009 Employee Stock Purchase Plan on the most recent semi-annual purchase date.

F2: Shares sold pursuant to Reporting Person's 10b5-1 Trading Plan.

F3: Option vests and becomes exercisable with respect to (i) twenty percent (20%) of the option shares upon the date exercisable and (ii) the balance of the option shares in a series of forty-eight (48) successive monthly installments over the forty-eight (48) month period measured from the date exercisable.

F4: Not applicable per instruction 4(c)(iii).