0001214659-23-000281.txt : 20230105 0001214659-23-000281.hdr.sgml : 20230105 20230105165228 ACCESSION NUMBER: 0001214659-23-000281 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230103 FILED AS OF DATE: 20230105 DATE AS OF CHANGE: 20230105 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: 23512162 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: 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-58067.xml PRIMARY DOCUMENT X0306 4 2023-01-03 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001360833 Sciammas Maurice 5808 LAKE WASHINGTON BLVD NE KIRKLAND WA 98033 false true false false Sr. V.P.of Sales and Marketing Common Stock 2023-01-03 4 S false 5528 344.96 D 192856 D Common Stock 2022-12-15 4 G false 6204 0 A 13502 I by Family Trust Common Stock 2022-12-15 4 G false 3102 0 D 19458 I Maurice Sciammas Trust FBO Oski Crew Common Stock 2022-12-15 4 G false 3102 0 D 19458 I Christina Sciammas Trust FBO Oski Crew Common Stock 2000 I Rosalind Sciammas Family 2021 Trust Common Stock 23015 I By Sciammas Trust 2020 Common Stock 26700 I By GRAT Common Stock 1699 I The Chloe Liliane Sciammas 2020 Irrevocable Trust Common Stock 1699 I The Joseph Roger Sciammas 2020 Irrevocable Trust Common Stock 5000 I Clement Sciammas Family 2021 Trust Common Stock 2000 I Peter Rafferty and Eric Toothill 2021Trust Common Stock 1699 I The Patrick Francis Sciammas 2020 Irrevocable Trust The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan. 6,204 shares were received by the Sciammas Family Trust, on which Maurice Sciammas is a Trustee, as a gift from the reporting person's two Trusts for the Oski Crew. No funds were exchanged and no sale of shares occurred in the transfer. 3,102 shares were transferred as a gift from the reporting person's Trust for the Oski Crew, on which Maurice Sciammas is the Trustee, to the Sciammas Family Trust, on which Maurice Sciammas is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer. 3,102 shares were transferred as a gift from the Christina Sciammas Trust for the Oski Crew to the Sciammas Family Trust, on which Maurice Sciammas is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer. /s/ Saria Tseng, attorney-in-fact for Mr. Maurice Sciammas 2023-01-05