0001280452-19-000072.txt : 20190522
0001280452-19-000072.hdr.sgml : 20190522
20190522164934
ACCESSION NUMBER: 0001280452-19-000072
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20190520
FILED AS OF DATE: 20190522
DATE AS OF CHANGE: 20190522
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: 19846486
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: 4040 LAKE WASHINGTON BLVD. NE
STREET 2: SUITE 201
CITY: KIRKLAND
STATE: WA
ZIP: 98033
BUSINESS PHONE: 425-296-9956
MAIL ADDRESS:
STREET 1: 4040 LAKE WASHINGTON BLVD. NE
STREET 2: SUITE 201
CITY: KIRKLAND
STATE: WA
ZIP: 98033
4
1
edgardoc.xml
PRIMARY DOCUMENT
X0306
4
2019-05-20
0
0001280452
MONOLITHIC POWER SYSTEMS INC
MPWR
0001360833
Sciammas Maurice
4040 LAKE WASHINGTON BLVD. NE, SUITE 201
KIRKLAND
WA
98033
0
1
0
0
Sr. V.P.of Sales and Marketing
Common Stock
2019-05-20
4
S
0
9942
121.092
D
411160
D
Common Stock
2019-05-21
4
S
0
9941
122.8663
D
401219
D
Common Stock
2000
I
by Family Trust
Transaction was executed during an authorized trading window in compliance with the Company's Insider Trading Compliance Program.
The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $120.50 to $121.44. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $122.22 to $123.25. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
By: Saria Tseng For: Maurice Sciammas
2019-05-22