0001576021-15-000001.txt : 20150102 0001576021-15-000001.hdr.sgml : 20150102 20150102155335 ACCESSION NUMBER: 0001576021-15-000001 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20141231 FILED AS OF DATE: 20150102 DATE AS OF CHANGE: 20150102 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WALKER LAURENCE G CENTRAL INDEX KEY: 0001255711 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29823 FILM NUMBER: 15501376 MAIL ADDRESS: STREET 1: 22 NORMANDIE RD CITY: DOVER STATE: PA ZIP: 02030 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2014-12-31 0 0001038074 SILICON LABORATORIES INC SLAB 0001255711 WALKER LAURENCE G 22 NORMANDIE RD DOVER PA 02030 1 0 0 0 Common Stock, $0.0001 par value 2014-12-31 4 M 0 1250 31.23 A 11413 D Common Stock, $0.0001 par value 2014-12-31 4 S 0 1250 47.8951 D 10163 D Non-Qualified Stock Option (right to buy) 31.23 2014-12-31 4 M 0 1250 D 2005-04-21 2015-04-21 Common Stock, $0.0001 par value 1250 0 D Shares sold pursuant to Reporting Person's 10b5-1 Trading Plan. Price represents the weighted average selling price. Prices range between $47.71 and $48.03. Option is immediately exercisable but the shares vest upon the Optionee's completion of one year of board service measured from the grant date. Not applicable per instruction 4(c)(iii). Saie-Yau Hui for Laurence G. Walker 2015-01-02