0001520649-12-000011.txt : 20120217 0001520649-12-000011.hdr.sgml : 20120217 20120217171243 ACCESSION NUMBER: 0001520649-12-000011 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120215 FILED AS OF DATE: 20120217 DATE AS OF CHANGE: 20120217 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: 12623651 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 X0304 4 2012-02-15 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 2012-02-15 4 F 0 5641 45.05 D 154706 D G. Tyson Tuttle 2012-02-17