<SEC-DOCUMENT>0000940394-21-000898-index.html : 20210503
<SEC-HEADER>0000940394-21-000898.hdr.sgml : 20210503
<ACCEPTANCE-DATETIME>20210503133602
ACCESSION NUMBER:		0000940394-21-000898
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210503
DATE AS OF CHANGE:		20210503
EFFECTIVENESS DATE:		20210503

FILER:

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

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-27962
		FILM NUMBER:		21882540

	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>S000005213
<SERIES-NAME>Eaton Vance Balanced Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014207
<CLASS-CONTRACT-NAME>Eaton Vance Balanced Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EVIFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014209
<CLASS-CONTRACT-NAME>Eaton Vance Balanced Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECIFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000120937
<CLASS-CONTRACT-NAME>Eaton Vance Balanced Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EIIFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000171358
<CLASS-CONTRACT-NAME>Eaton Vance Balanced Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>ERIFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000171359
<CLASS-CONTRACT-NAME>Eaton Vance Balanced Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>ESIFX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005214
<SERIES-NAME>Eaton Vance Special Equities Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014210
<CLASS-CONTRACT-NAME>Eaton Vance Special Equities Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EVSEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014212
<CLASS-CONTRACT-NAME>Eaton Vance Special Equities Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECSEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000105427
<CLASS-CONTRACT-NAME>Eaton Vance Special Equities Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EISEX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005215
<SERIES-NAME>Eaton Vance Dividend Builder Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014213
<CLASS-CONTRACT-NAME>Eaton Vance Dividend Builder Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EVTMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014215
<CLASS-CONTRACT-NAME>Eaton Vance Dividend Builder Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECTMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014216
<CLASS-CONTRACT-NAME>Eaton Vance Dividend Builder Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EIUTX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005217
<SERIES-NAME>Eaton Vance Greater India Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014219
<CLASS-CONTRACT-NAME>Eaton Vance Greater India Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>ETGIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000034727
<CLASS-CONTRACT-NAME>Eaton Vance Greater India Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECGIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000081648
<CLASS-CONTRACT-NAME>Eaton Vance Greater India Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EGIIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005220
<SERIES-NAME>Eaton Vance Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014223
<CLASS-CONTRACT-NAME>Eaton Vance Growth Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EALCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014225
<CLASS-CONTRACT-NAME>Eaton Vance Growth Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECLCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000048018
<CLASS-CONTRACT-NAME>Eaton Vance Growth Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>ELCIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000080478
<CLASS-CONTRACT-NAME>Eaton Vance Growth Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>ELCRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005221
<SERIES-NAME>Eaton Vance Large-Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014226
<CLASS-CONTRACT-NAME>Eaton Vance Large-Cap Value Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>EHSTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014228
<CLASS-CONTRACT-NAME>Eaton Vance Large-Cap Value Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECSTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014229
<CLASS-CONTRACT-NAME>Eaton Vance Large-Cap Value Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>ERSTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014230
<CLASS-CONTRACT-NAME>Eaton Vance Large-Cap Value Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EILVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000142453
<CLASS-CONTRACT-NAME>Eaton Vance Large-Cap Value Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>ERLVX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000031266
<SERIES-ID>S000005222
<SERIES-NAME>Eaton Vance Small-Cap Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014231
<CLASS-CONTRACT-NAME>Eaton Vance Small-Cap Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>ETEGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014233
<CLASS-CONTRACT-NAME>Eaton Vance Small-Cap Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ECSMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000070580
<CLASS-CONTRACT-NAME>Eaton Vance Small-Cap Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>EISGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000080479
<CLASS-CONTRACT-NAME>Eaton Vance Small-Cap Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>ERSGX
</CLASS-CONTRACT>
</SERIES>
<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>
<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>497
<SEQUENCE>1
<FILENAME>sit497c.htm
<DESCRIPTION>SIT 497CS SAIS
<TEXT>
Document 1 - file: sit497c.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>lettercover_1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: lettercover_1.jpg

</DOCUMENT>
</SEC-DOCUMENT>