0001520649-11-000002.txt : 20110516 0001520649-11-000002.hdr.sgml : 20110516 20110516174640 ACCESSION NUMBER: 0001520649-11-000002 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110512 FILED AS OF DATE: 20110516 DATE AS OF CHANGE: 20110516 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Tuttle George Tyson CENTRAL INDEX KEY: 0001520652 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29823 FILM NUMBER: 11849037 MAIL ADDRESS: STREET 1: 400 WEST CESAR CHAVEZ CITY: AUSTIN STATE: TX ZIP: 78701 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SILICON LABORATORIES INC CENTRAL INDEX KEY: 0001038074 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 742793174 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 400 W CESAR CHAVEZ CITY: AUSTIN STATE: TX ZIP: 78701 BUSINESS PHONE: 5124168500 MAIL ADDRESS: STREET 1: 400 W CESAR CHAVEZ CITY: AUSTIN STATE: TX ZIP: 78701 4 1 primary_doc.xml PRIMARY DOCUMENT X0303 4 2011-05-12 0 0001038074 SILICON LABORATORIES INC SLAB 0001520652 Tuttle George Tyson 400 WEST CESAR CHAVEZ AUSTIN TX 78701 0 1 0 0 COO Common Stock, $0.0001 par value 2011-05-12 4 A 0 100000 0.0001 A 160347 D Reflects the grant of restricted stock units (RSUs) that will entitle Reporting Person to receive one share of common stock per RSU. The RSUs will vest at a rate of one-third (1/3) per year on each anniversary of the date of grant and will be settled pursuant to the terms of the Issuer's 2009 Stock Incentive Plan. George Tyson Tuttle 2011-05-16