0001214659-23-001898.txt : 20230209 0001214659-23-001898.hdr.sgml : 20230209 20230209180631 ACCESSION NUMBER: 0001214659-23-001898 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230207 FILED AS OF DATE: 20230209 DATE AS OF CHANGE: 20230209 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Wynne Eileen CENTRAL INDEX KEY: 0001575706 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 23607718 MAIL ADDRESS: STREET 1: MONOLITHIC POWER SYSTEMS STREET 2: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95117 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: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 5808 LAKE WASHINGTON BLVD. NE CITY: KIRKLAND STATE: WA ZIP: 98033 BUSINESS PHONE: 425-296-9956 MAIL ADDRESS: STREET 1: 5808 LAKE WASHINGTON BLVD. NE CITY: KIRKLAND STATE: WA ZIP: 98033 4 1 marketforms-59356.xml PRIMARY DOCUMENT X0306 4 2023-02-07 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001575706 Wynne Eileen 5808 LAKE WASHINGTON BLVD. NE KIRKLAND WA 98033 true false false false Common Stock 2023-02-07 4 A false 470 0 A 470 D On February 7, 2023, the reporting person was appointed as an independent director of Monolithic Power Systems, Inc. and was granted a restricted stock unit award. 50% of the shares will vest at the end of the first year, and the remaining 50% of the shares will vest at the end of the second year, provided that the reporting person continues to serve as a director on such dates. /s/ Saria Tseng, attorney-in-fact for Ms. Eileen Wynne 2023-02-09