0001576021-13-000028.txt : 20130916 0001576021-13-000028.hdr.sgml : 20130916 20130916174226 ACCESSION NUMBER: 0001576021-13-000028 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130913 FILED AS OF DATE: 20130916 DATE AS OF CHANGE: 20130916 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: BOCK WILLIAM G CENTRAL INDEX KEY: 0001197848 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29823 FILM NUMBER: 131099641 MAIL ADDRESS: STREET 1: 400 WEST CESAR CHAVEZ CITY: AUSTIN STATE: TX ZIP: 78701 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2013-09-13 0 0001038074 SILICON LABORATORIES INC SLAB 0001197848 BOCK WILLIAM G 400 WEST CESAR CHAVEZ AUSTIN TX 78701 1 1 0 0 President Common Stock, $0.0001 par value 2013-09-13 4 M 0 11133 32.98 A 98117 D Common Stock, $0.0001 par value 2013-09-13 4 S 0 11133 41 D 86984 D Common Stock, $0.0001 par value 2013-09-13 4 F 0 610 41.15 D 86374 D Non-Qualified Stock Option (right to buy) 32.98 2013-09-13 4 M 0 11133 D 2007-11-08 2016-11-08 Common Stock, $0.0001 par value 11133 145000 D Shares sold pursuant to Reporting Person's 10b5-1 Trading Plan. 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. Not applicable per instruction 4(c)(iii). Saie-Yau Hui for William G. Bock 2013-09-16