0001280452-18-000040.txt : 20180213 0001280452-18-000040.hdr.sgml : 20180213 20180213165931 ACCESSION NUMBER: 0001280452-18-000040 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180212 FILED AS OF DATE: 20180213 DATE AS OF CHANGE: 20180213 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Sciammas Maurice CENTRAL INDEX KEY: 0001360833 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 18604503 MAIL ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 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 4 1 edgardoc.xml PRIMARY DOCUMENT X0306 4 2018-02-12 0 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001360833 Sciammas Maurice 79 GREAT OAKS BLVD SAN JOSE CA 95119 0 1 0 0 Sr. V.P.of Sales and Marketing Common Stock 2018-02-12 4 S 0 29497 108.1942 D 425601 D Common Stock 2000 I by Family Trust The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plans. By: Saria Tseng For: Maurice Sciammas 2018-02-13