0001972362-24-001215.txt : 20240822 0001972362-24-001215.hdr.sgml : 20240822 20240822181453 ACCESSION NUMBER: 0001972362-24-001215 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240822 DATE AS OF CHANGE: 20240822 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 241233078 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Xiao Deming CENTRAL INDEX KEY: 0001308647 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 144 1 primary_doc.xml 144 0001308647 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS INC 000-51026 5808 LAKE WASHINGTON BLVD. NE KIRKLAND WA 98033 425-296-9956 Xiao Deming Officer Common Morgan Stanley Smith Barney LLC Executive Services

200 W Civic Center Dr - 4th Floor Sandy UT 84070

10000 9500000.00 48800000 08/22/2024 NASDAQ COMMON 12/31/2021 PERFORMANCE SHARES ISSUER N 6495 12/31/2021 COMPENSATION COMMON 06/30/2023 PERFORMANCE SHARES ISSUER N 3505 06/30/2023 COMPENSATION N DEMING XIAO

5858 LAKE WASHINGTON BLVD. NE, KIRKLAND WA 98033

PERFORMANCE SHARES 08/08/2024 859 668637.01 DEMING XIAO

5858 LAKE WASHINGTON BLVD. NE, KIRKLAND WA 98033

PERFORMANCE SHARES 07/22/2024 3205 2665210.33 DEMING XIAO

5858 LAKE WASHINGTON BLVD. NE KIRKLAND WA 98033

PERFORMANCE SHARES 05/22/2024 1300 1000405.98 08/22/2024 /s/ Deming Xiao