0001418215-11-000029.txt : 20110428
0001418215-11-000029.hdr.sgml : 20110428
20110428164416
ACCESSION NUMBER: 0001418215-11-000029
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110426
FILED AS OF DATE: 20110428
DATE AS OF CHANGE: 20110428
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: 11789105
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
X0303
4
2011-04-26
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
2011-04-26
4
M
0
3038
32.11
A
117683
D
Common Stock, $0.0001 par value
2011-04-26
4
S
0
5000
43.39
D
112683
D
Common Stock, $0.0001 par value
6150
I
S. Ivester Heritage Trust
Common Stock, $0.0001 par value
6150
I
E. Ivester Heritage Trust
Common Stock, $0.0001 par value
6150
I
B. Ivester Heritage Trust
Non-Qualified Stock Option (right to buy)
32.11
2011-04-26
4
M
0
3038
D
2008-02-15
2017-02-15
Common Stock, $0.0001 par value
3038
9167
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 percent (20%) of the option shares on 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).
Jonathan D. Ivester
2011-04-28