As filed with the Securities and Exchange Commission on March 31, 2016


                                                                File No. 2-29901
                                                                        811-1716

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                          ---------------------------

                                   FORM N-1A

            REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF l933

                          Pre-Effective Amendment No.


                       Post-Effective Amendment No. 209                 X


                                     and/or

        REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF l940


                              Amendment No. 188                         X


                          ---------------------------

                               AB CAP FUND, INC.
               (Exact Name of Registrant as Specified in Charter)

             1345 Avenue of the Americas, New York, New York l0105
               (Address of Principal Executive Office) (Zip Code)

              Registrant's Telephone Number, including Area Code:
                                 (800) 221-5672

                          ---------------------------

                                EMILIE D. WRAPP
                             AllianceBernstein L.P.
                          1345 Avenue of the Americas
                            New York, New York l0105
                    (Name and address of agent for service)

                          Copies of communications to:
                               Kathleen K. Clarke
                              Seward & Kissel LLP
                                901 K Street, NW
                                   Suite 800
                              Washington, DC 20001


      It is proposed that this filing will become effective immediately upon
filing pursuant to Rule 462(d) under the Securities Act of 1933, as amended.

                                Explanatory Note

This Post-Effective Amendment consists of the following:

1. Facing Sheet of the Registration Statement.

2. Exhibit (d)(1) of Item 28 of the Registration Statement.

3. Registration Statement signature page.

The sole purpose of this Post-Effective Amendment filing is to file as an
exhibit Investment Advisory Contract, as required by Item 28 of this
Registration Statement on Form N-1A. This Post-Effective Amendment incorporates
by reference the following parts of this Registrant's Post-Effective Amendment
No. 206, filed February 29, 2016.

Part A
Part B
Part C (except for Exhibit (d)(1) of Item 28 and the Signature Page)








                                   SIGNATURES
                                   ----------


        Pursuant to the requirements of the Securities Act of 1933, as amended,
and the Investment Company Act of 1940, as amended, the Registrant has duly
caused this Post-Effective Amendment to its Registration Statement to be signed
on its behalf by the undersigned, duly authorized, in the City and State of New
York, on the 31st day of March, 2016.

                                                   AB CAP FUND, INC.


                                                   By: Robert M. Keith*
                                                       -------------------
                                                       Robert M. Keith
                                                       President


        Pursuant to the requirements of the Securities Act of l933, as amended,
this Registration Statement has been signed below by the following persons in
the capacities and on the dates indicated:


      Signature                         Title                   Date
      ---------                         -----                   ----

(1) Principal Executive Officer:

    Robert M. Keith*                    President and Chief     March 31, 2016
    ---------------------               Executive Officer
    Robert M. Keith

(2) Principal Financial and
    Accounting  Officer:

    /s/ Joseph J. Mantineo              Treasurer and Chief     March 31, 2016
    -------------------------           Financial Officer
        Joseph J. Mantineo

(3) All of the Directors:

    John H. Dobkin*
    Michael J. Downey*
    William H. Foulk, Jr.*
    D. James Guzy*
    Nancy P. Jacklin*
    Garry L. Moody*
    Robert M. Keith*
    Marshall C. Turner, Jr.*
    Earl D. Weiner*

    *By: /s/ Stephen J. Laffey                                  March 31, 2016
         -----------------------
             Stephen J. Laffey
            (Attorney-in-fact)






                                     PART C
                                     ------

                               OTHER INFORMATION
                               -----------------

                               Index to Exhibits
                               -----------------



Exhibit No.             Description of Exhibits
-----------             -----------------------


(d)(1)                  Investment Advisory Contract