SECURITIES EXCHANGE COMMISSION

                              Washington, DC 20549

                    Under the Securities Exchange Act of 1934
                                (Amendment No. 6)

                               EMCORE CORPORATION
                                (Name of Issuer)

                                   Common Stock
                         (Title of Class of Securities)

              Date of Event Which Requires Filing of this Statement
                                December 31, 2005

                 Check the appropriate box to designate the rule
                    pursuant to which this Schedule is filed

                                [ ] Rule 13d-1(b)
                                [X] Rule 13d-1(c)
                                [ ] Rule 13d-1(d)


                                    290846104
                                 (CUSIP NUMBER)


1) Name of Reporting Person: Unicredito Italiano S.p.A.
   (previously filed as Pioneer Global Asset Management S.p.A.)

         IRS Identification                      000000000
         No. of Above

2)       Check the Appropriate Box               (a)
         of A Member of  Group
         (See Instructions)                      (b)

3)       SEC Use Only

4)       Citizenship of Place of
         Organization                            Italy

         Number of                               (5)Sole Voting
         Shares                                  Power                   79,600
         Beneficially Owned                      (6)Shared Voting
         by Each Reporting                       Power                   0
         Person With                             (7)Sole Disposi-
                                                 tive Power              79,600
                                                 (8)Shared Disposi-
                                                 tive Power              0

9)       Aggregate Amount Beneficially           79,600
         Owned by Each
         Reporting Person

10)      Check if the aggregate Amount in Row (9) Exclude Certain Shares (See
         Instructions)

11)      Percent of Class Represented
         By Amount in Row 9.                     0.16%

12)      Type of Reporting
         Person (See Instructions)               HC

Item 1(a)         Name of Issuer.

                  EMCORE CORPORATION

Item 1(b)         Address of Issuer's Principal Executive Offices:

                  Mr. Thomas G. Werthan
                  Chief Financial Officer
                  Emcore Corporation
                  145 Belmont Drive
                  Somerset, NJ  08873

Item 2(a)         Name of Person Filing:

                  Unicredito Italiano S.p.A.

Item 2(b)         Address of Principal Business Office:

                  Piazza Cordusio 2
                  20123 Milan, Italy

Item 2(c)         Citizenship:

                  Italy

Item 2(d)         Title of Class of Securities:

                  Common Stock

Item 2(e)         CUSIP Number:

                  290846104

Item 3            The person filing this statement pursuant to Rule 13d-1(b)
                  or 13d-2(b) is:

                  (Inapplicable)

Item 4.  Ownership.

(a) Amount Beneficially Owned: 79,600

(b) Percent of Class: 0.16%


(c) Number of shares as to which such person has

         (i) sole power to vote or to direct the vote 79,600

         (ii) shared power to vote or to direct vote  0

         (iii) sole power to dispose or to direct disposition of 79,600

         (iv) shared power to dispose or to direct disposition 0

Item 5.  Ownership of Five Percent or Less of a Class.

If this statement is being filed to report the fact that as of the date Hereof
the reporting person has ceased to be the beneficial owner of more than five
percent of the class of securities, check here: X

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

         Inapplicable

Item 7.  Identification and Classification of the Subsidiary Which Acquired
         the Security Being Reported On By the Parent Holding Company.

         Inapplicable.

Item 8.  Identification and Classification of Members of the Group.

         Inapplicable.

Item 9.  Notice of Dissolution of the Group.

         Inapplicable.

Item 10. Certification.

         By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the ordinary course of
business and were not acquired for the purpose of and do not have the effect of
changing or influencing the control of the issuer of such securities and were
not acquired in connection with or as a participant in any transactions having
such purposes or effect.

         After reasonable inquiry and to the best of my knowledge and believe, I
certify that the information set forth in this statement is true, complete and
correct.



                  February 14, 2006
                  Date




                  /s/Antonio LaRocca
                  Name: Antonio LaRocca
                  Title: Head of Compliance





                  /s/ Maria Pia Di Bello
                  Name: Maria Pia Di Bello
                  Title: Head of Financial Processes Organization