0001520649-12-000062.txt : 20121213 0001520649-12-000062.hdr.sgml : 20121213 20121213184235 ACCESSION NUMBER: 0001520649-12-000062 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20121211 FILED AS OF DATE: 20121213 DATE AS OF CHANGE: 20121213 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: IVESTER JONATHAN D CENTRAL INDEX KEY: 0001197843 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29823 FILM NUMBER: 121263327 MAIL ADDRESS: STREET 1: 400 W 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 X0306 4 2012-12-11 0 0001038074 SILICON LABORATORIES INC SLAB 0001197843 IVESTER JONATHAN D 400 W CESAR CHAVEZ AUSTIN TX 78701 0 1 0 0 Sr VP of Worldwide Operations Common Stock, $0.0001 par value 2012-12-11 4 M 0 3000 31.96 A 84888 D Common Stock, $0.0001 par value 2012-12-11 4 S 0 3000 42.27 D 81888 D Common Stock, $0.0001 par value 2012-12-11 4 S 0 900 42.27 D 850 I E. Ivester Heritage Trust Common Stock, $0.0001 par value 2012-12-11 4 S 0 900 42.27 D 850 I S. Ivester Heritage Trust Non-Qualified Stock Option (right to buy) 31.96 2012-12-11 4 M 0 3000 D 2009-02-15 2018-02-15 Common Stock, $0.0001 par value 3000 985 D Shares sold pursuant to Reporting Person's 10b5-1 Trading Plan. These shares are held in a trust for the benefit of Reporting Person's child. Reporting Person is co-trustee of the trust. 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 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). Jonathan D. Ivester 2012-12-12