497 1 d481413d497.htm ALLIANCEBERNSTEIN INSTITUTIONAL FUNDS - GLOBAL REAL ESTATE INVESTMENT II AllianceBernstein Institutional Funds - Global Real Estate Investment II


901 K Street, N.W.

Suite 800

Washington, DC 20001

Telephone: (202) 737-8833

Facsimile: (202) 737-5184


February 20, 2013

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549


  Re: AllianceBernstein Institutional Funds, Inc.

File Nos. 333-37177 and 811-08403

Accession No. 0001193125-13-038597

Dear Sir or Madam:

On behalf of the Registrant and pursuant to Rule 497(c) under the Securities Act of 1933, as amended, attached for filing are exhibits containing interactive data format risk/return summary information that mirrors the risk/return summary information in a filing, dated February 5, 2013, Accession No. 0001193125-13-038597, to the Prospectus, dated January 31, 2013, for the AllianceBernstein Institutional Funds, Inc. (the “Fund”). The purpose of the filing is to submit the Rule 497(c) filing dated February 5, 2013 in interactive data for the Fund.

Please call me at the above-referenced number if you have any questions regarding the attached.


/s/ Anna C. Leist

     Anna C. Leist


Index to Exhibits


Exhibit No.


Description of Exhibits

EX-101.INS    XBRL Instance Document
EX-101.SCH    XBRL Taxonomy Extension Schema Document
EX-101.CALC    XBRL Taxonomy Extension Calculation Linkbase
EX-101.DEF    XBRL Taxonomy Extension Definition Linkbase
EX-101.LAB    XBRL Taxonomy Extension Labels Linkbase
EX-101.PRE    XBRL Taxonomy Extension Presentation Linkbase