<SEC-DOCUMENT>0000912938-21-000188-index.html : 20210211
<SEC-HEADER>0000912938-21-000188.hdr.sgml : 20210211
<ACCEPTANCE-DATETIME>20210211151343
ACCESSION NUMBER:		0000912938-21-000188
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210211
DATE AS OF CHANGE:		20210211

SUBJECT COMPANY:	

	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:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-82245
		FILM NUMBER:		21619119

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MASSACHUSETTS FINANCIAL SERVICES CO /MA/
		CENTRAL INDEX KEY:			0000912938
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		111 HUNTINGTON AVENUE
		STREET 2:		24TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
		BUSINESS PHONE:		18006372929

	MAIL ADDRESS:	
		STREET 1:		111 HUNTINGTON AVENUE
		STREET 2:		24TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>SEC13G_Filing.htm
<DESCRIPTION>SEC SCHEDULE 13G
<TEXT>
Document 1 - file: SEC13G_Filing.htm

</DOCUMENT>
</SEC-DOCUMENT>