0001280452-14-000045.txt : 20140214 0001280452-14-000045.hdr.sgml : 20140214 20140214190955 ACCESSION NUMBER: 0001280452-14-000045 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20140213 FILED AS OF DATE: 20140214 DATE AS OF CHANGE: 20140214 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MONOLITHIC POWER SYSTEMS INC CENTRAL INDEX KEY: 0001280452 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 770466789 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 BUSINESS PHONE: (408) 826-0600 MAIL ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Hsing Michael CENTRAL INDEX KEY: 0001308676 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 14619765 MAIL ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 4 1 edgardoc.xml PRIMARY DOCUMENT X0306 4 2014-02-13 0 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001308676 Hsing Michael 79 GREAT OAKS BLVD SAN JOSE CA 95119 1 1 0 0 CEO Common Stock 2014-02-13 4 S 0 40000.0 35.0 D 407179 D Common Stock 465566 I By Jointly w/Spouse Common Stock 133040 I By S. Hsing 04 Trust Common Stock 29000 I Hsing Fam Foundation Common Stock 133040 I by M Hsing 04 Trust In accordance with the reporting person's 10b5-1 trading plan. By: Saria Tseng For: Michael Hsing 2014-02-14