0001576021-15-000029.txt : 20150528 0001576021-15-000029.hdr.sgml : 20150528 20150528142349 ACCESSION NUMBER: 0001576021-15-000029 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150527 FILED AS OF DATE: 20150528 DATE AS OF CHANGE: 20150528 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: 15894983 MAIL ADDRESS: STREET 1: 400 WEST CESAR CHAVEZ CITY: AUSTIN STATE: TX ZIP: 78701 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2015-05-27 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 2015-05-27 4 M 0 11250 31.96 A 87280 D Common Stock, $0.0001 par value 2015-05-27 4 S 0 11250 54.5021 D 76030 D Non-Qualified Stock Option (right to buy) 31.96 2015-05-27 4 M 0 11250 D 2009-02-15 2018-02-15 Common Stock, $0.0001 par value 11250 0 D Shares sold pursuant to Reporting Person's 10b5-1 Trading Plan. Price represents the weighted average selling price. Prices range between $54.50 and $54.52. Option vests and becomes exercisable with respect to (i) twenty-five percent (25%) of the option shares upon the date exercisable and (ii) the balance of the option shares in a series of thirty-six (36) successive monthly installments over the thirty-six (36) month period measured from the date exercisable. Not applicable per instruction 4(c)(iii). Saie-Yau Hui for William G Bock 2015-05-27