0001214659-24-002928.txt : 20240214 0001214659-24-002928.hdr.sgml : 20240214 20240214173755 ACCESSION NUMBER: 0001214659-24-002928 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240213 FILED AS OF DATE: 20240214 DATE AS OF CHANGE: 20240214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Moyer James C CENTRAL INDEX KEY: 0001308656 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 24640882 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] ORGANIZATION NAME: 04 Manufacturing 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-64696.xml PRIMARY DOCUMENT X0508 4 2024-02-13 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001308656 Moyer James C 5808 LAKE WASHINGTON BLVD NE KIRKLAND WA 98033 true false false false 0 Common Stock 2024-02-13 4 G false 4000 0 D 33731 I JCM Management Trust Common Stock 2024-02-13 4 G false 4000 0 A 4000 I William Moyer Erin Noland JTWROS Common Stock 3450 I by Moyer FamilyTrust Common Stock 4000 I Fig Place Trust 2023 Common Stock 348 D The reported transaction reflects a transfer of 4,000 shares from the reporting person's JCM Management Trust to the William J Moyer Erin Heather Noland JTWROS. No payment of consideration was received by the reporting person. /s/ Saria Tseng, attorney-in-fact for Mr. James C. Moyer 2024-02-14