<SEC-DOCUMENT>0000940394-21-000580-index.html : 20210301
<SEC-HEADER>0000940394-21-000580.hdr.sgml : 20210301
<ACCEPTANCE-DATETIME>20210301172843
ACCESSION NUMBER:		0000940394-21-000580
CONFORMED SUBMISSION TYPE:	497K
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210301
DATE AS OF CHANGE:		20210301
EFFECTIVENESS DATE:		20210301

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EATON VANCE SPECIAL INVESTMENT TRUST
		CENTRAL INDEX KEY:			0000031266
		IRS NUMBER:				046039283

	FILING VALUES:
		FORM TYPE:		497K
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-27962
		FILM NUMBER:		21699718

	BUSINESS ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		6174828260

	MAIL ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EATON VANCE SPECIAL EQUITIES FUND
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EATON VANCE SPECIAL EQUITIES FUND INC
		DATE OF NAME CHANGE:	19890619
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000012344
<SERIES-NAME>Eaton Vance Core Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000033565
<CLASS-CONTRACT-NAME>Eaton Vance Core Bond Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EIGIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000075110
<CLASS-CONTRACT-NAME>Eaton Vance Core Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EAGIX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497K
<SEQUENCE>1
<FILENAME>sitcbfsp.htm
<DESCRIPTION>SIT CORE BOND FUND
<TEXT>
Document 1 - file: sitcbfsp.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>sitcbfsp_101.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: sitcbfsp_101.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>sitcbfsp_102.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: sitcbfsp_102.jpg

</DOCUMENT>
</SEC-DOCUMENT>