<SEC-DOCUMENT>0001193125-21-295288-index.html : 20211008
<SEC-HEADER>0001193125-21-295288.hdr.sgml : 20211008
<ACCEPTANCE-DATETIME>20211008141804
ACCESSION NUMBER:		0001193125-21-295288
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20211007
FILED AS OF DATE:		20211008
DATE AS OF CHANGE:		20211008

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Silicon Motion Technology CORP
		CENTRAL INDEX KEY:			0001329394
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51380
		FILM NUMBER:		211314946

	BUSINESS ADDRESS:	
		STREET 1:		UNIT B,16/F, CENTRE 600,82 KING LAM ST,
		STREET 2:		CHEUNG SHA WAN
		CITY:			KOWLOON
		STATE:			K3
		ZIP:			000
		BUSINESS PHONE:		886-3-552-6888

	MAIL ADDRESS:	
		STREET 1:		UNIT B,16/F, CENTRE 600,82 KING LAM ST,
		STREET 2:		CHEUNG SHA WAN
		CITY:			KOWLOON
		STATE:			K3
		ZIP:			000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>d201058d6k.htm
<DESCRIPTION>FORM 6-K
<TEXT>
Document 1 - file: d201058d6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d201058dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d201058dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g201058ex99_1new.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g201058ex99_1new.jpg

</DOCUMENT>
</SEC-DOCUMENT>