<SEC-DOCUMENT>0000940394-21-000745-index.html : 20210412
<SEC-HEADER>0000940394-21-000745.hdr.sgml : 20210412
<ACCEPTANCE-DATETIME>20210412134207
ACCESSION NUMBER:		0000940394-21-000745
CONFORMED SUBMISSION TYPE:	497K
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210412
DATE AS OF CHANGE:		20210412
EFFECTIVENESS DATE:		20210412

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:		21820190

	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>S000011636
<SERIES-NAME>Eaton Vance Real Estate Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000031977
<CLASS-CONTRACT-NAME>Eaton Vance Real Estate Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EIREX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000091460
<CLASS-CONTRACT-NAME>Eaton Vance Real Estate Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EAREX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497K
<SEQUENCE>1
<FILENAME>sitrefsupp.htm
<DESCRIPTION>SIT REAL ESTATE FUND SUPPLEMENT DTD 4-12-2021
<TEXT>
Document 1 - file: sitrefsupp.htm

</DOCUMENT>
</SEC-DOCUMENT>