<SEC-DOCUMENT>0001193125-22-206891-index.html : 20220729
<SEC-HEADER>0001193125-22-206891.hdr.sgml : 20220729
<ACCEPTANCE-DATETIME>20220729173005
ACCESSION NUMBER:		0001193125-22-206891
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220729
DATE AS OF CHANGE:		20220729
EFFECTIVENESS DATE:		20220729

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALGER INSTITUTIONAL FUNDS
		CENTRAL INDEX KEY:			0000911415
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-68124
		FILM NUMBER:		221122045

	BUSINESS ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004
		BUSINESS PHONE:		212-806-8800

	MAIL ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALGER INSTITUTIONAL FUND
		DATE OF NAME CHANGE:	20020228

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALGER RETIREMENT FUND
		DATE OF NAME CHANGE:	19960515

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALGER DEFINED CONTRIBUTION TRUST
		DATE OF NAME CHANGE:	19930830

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALGER FUNDS
		CENTRAL INDEX KEY:			0000003521
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-04959
		FILM NUMBER:		221122047

	BUSINESS ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004
		BUSINESS PHONE:		212-806-8833

	MAIL ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALGER FUND
		DATE OF NAME CHANGE:	19920703

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALGER PORTFOLIOS
		CENTRAL INDEX KEY:			0000832566
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-21722
		FILM NUMBER:		221122046

	BUSINESS ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004
		BUSINESS PHONE:		212-806-8800

	MAIL ADDRESS:	
		STREET 1:		100 PEARL STREET
		STREET 2:		27TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALGER AMERICAN FUND
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000003521
<SERIES-ID>S000009162
<SERIES-NAME>Alger Mid Cap Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024909
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>AMGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024910
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Fund Class B
<CLASS-CONTRACT-TICKER-SYMBOL>AMCGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024911
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>AMGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000156504
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Fund Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>AMCZX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000832566
<SERIES-ID>S000009218
<SERIES-NAME>Alger Mid Cap Growth Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000025032
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Portfolio Class I-2
<CLASS-CONTRACT-TICKER-SYMBOL>AMGOX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000911415
<SERIES-ID>S000009203
<SERIES-NAME>Alger Mid Cap Growth Institutional Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000025002
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Institutional Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>ALMRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000025003
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Institutional Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>AGIRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174228
<CLASS-CONTRACT-NAME>Alger Mid Cap Growth Institutional Fund Class Z-2
<CLASS-CONTRACT-TICKER-SYMBOL>ALMZX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497
<SEQUENCE>1
<FILENAME>d368496d497.htm
<DESCRIPTION>497 ALGER MID CAP GROWTH
<TEXT>
Document 1 - file: d368496d497.htm

</DOCUMENT>
</SEC-DOCUMENT>