UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                  SCHEDULE 13G


                   Under the Securities Exchange Act of 1934
                               (Amendment No. 3)*


                           Agile Software Corporation
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                                (Name of Issuer)


                          Common Stock $.001 par value
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                        (Title of Class and Securities)


                                   00846X105
              ----------------------------------------------------
                                 (CUSIP Number)


                                 July 14, 2005
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            (Date of Event Which Requires Filing of this Statement)


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)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities,
and for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
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------------------------------------------------------------------------------
CUSIP No. 00846X105             SCHEDULE 13G
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     (1)  NAMES OF REPORTING PERSONS
          I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only)
          Ziff Asset Management, L.P.
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     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions):
          (a) [ ]
          (b) [ ]
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     (3)  SEC USE ONLY

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     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          Delaware
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                                   (5)  SOLE VOTING POWER
NUMBER OF                               0
SHARES                             -------------------------------------------
BENEFICIALLY                       (6)  SHARED VOTING POWER
OWNED BY                                0
EACH                               -------------------------------------------
REPORTING                          (7)  SOLE DISPOSITIVE POWER
PERSON                                  0
WITH                               -------------------------------------------
                                   (8)  SHARED DISPOSITIVE POWER
                                        0
------------------------------------------------------------------------------
    (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
          0
------------------------------------------------------------------------------
   (10)   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See
          Instructions)                                         [ ]

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   (11)   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
          0%
------------------------------------------------------------------------------
   (12)   TYPE OF REPORTING PERSON (See Instructions)
          PN
------------------------------------------------------------------------------




------------------------------------------------------------------------------
CUSIP No. 00846X105                  SCHEDULE 13G
------------------------------------------------------------------------------

     (1)  NAMES OF REPORTING PERSONS
          I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only)
          PBK Holdings, Inc.
------------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions):
          (a) [ ]
          (b) [ ]
------------------------------------------------------------------------------
     (3)  SEC USE ONLY

------------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          Delaware
------------------------------------------------------------------------------
                                   (5)  SOLE VOTING POWER
NUMBER OF                               0
SHARES                             -------------------------------------------
BENEFICIALLY                       (6)  SHARED VOTING POWER
OWNED BY                                0
EACH                               -------------------------------------------
REPORTING                          (7)  SOLE DISPOSITIVE POWER
PERSON                                  0
WITH                               -------------------------------------------
                                   (8)  SHARED DISPOSITIVE POWER
                                        0
------------------------------------------------------------------------------
    (9)   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
          0
------------------------------------------------------------------------------
   (10)   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See
          Instructions)                                               [ ]

------------------------------------------------------------------------------
   (11)   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
          0%
------------------------------------------------------------------------------
   (12)   TYPE OF REPORTING PERSON (See Instructions)
          CO
------------------------------------------------------------------------------



------------------------------------------------------------------------------
CUSIP No. 00846X105                SCHEDULE 13G
------------------------------------------------------------------------------

     (1)  NAMES OF REPORTING PERSONS
          I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only)
          Philip B. Korsant
------------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions):
          (a) [ ]
          (b) [ ]
------------------------------------------------------------------------------
     (3)  SEC USE ONLY

------------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          United States of America
------------------------------------------------------------------------------
                                   (5)  SOLE VOTING POWER
NUMBER OF                               0
SHARES                             -------------------------------------------
BENEFICIALLY                       (6)  SHARED VOTING POWER
OWNED BY                                0
EACH                               -------------------------------------------
REPORTING                          (7)  SOLE DISPOSITIVE POWER
PERSON                                  0
WITH                               -------------------------------------------
                                   (8)  SHARED DISPOSITIVE POWER
                                        0
------------------------------------------------------------------------------
    (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
         0
------------------------------------------------------------------------------
   (10)  CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See
         Instructions)                                                    [ ]

------------------------------------------------------------------------------
   (11)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
         0%
------------------------------------------------------------------------------
   (12)  TYPE OF REPORTING PERSON (See Instructions)
         IN
------------------------------------------------------------------------------



Item 1(a).        Name of Issuer:

                  Agile Software Corporation


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

                  6373 San Ignacio Avenue
                  San Jose, Ca 95119


Item 2(a).        Name of Persons Filing:

                  This Schedule 13G is being filed on behalf of the following
                  persons ("Reporting Persons")*:

                  (i)   Ziff Asset Management, L.P. ("ZAM")
                  (ii)  PBK Holdings, Inc. ("PBK Holdings")
                  (iii) Philip B. Korsant ("Korsant")

                  *      Attached as Exhibit A is a copy of an agreement among
                  the Reporting Persons stating (as specified hereinabove) that
                  this Schedule 13G is being filed on behalf of each of them.


Item 2(b).        Address of Principal Business Office or, if None, Residence:

                  Ziff Asset Management, L.P.
                  c/o PBK Holdings, Inc.
                  283 Greenwich Avenue
                  Greenwich, CT 06830

                  PBK Holdings, Inc.
                  283 Greenwich Avenue
                  Greenwich, CT 06830

                  Philip B. Korsant
                  283 Greenwich Avenue
                  Greenwich, CT 06830


Item 2(c).        Citizenship:

                  See Item 4 of the attached cover pages


Item 2(d).        Title of Class of Securities:

                  Common Stock


Item 2(e).        CUSIP Number:

                  00846X105





Item 3.           If This Statement is Filed Pursuant to Sections 240.13d-1(b)
                  or 240.13d-2(b), Check Whether the Person Filing is a:

                  Item 3 is not applicable as this Schedule is filed pursuant
                  to Rule 13d- 1(c)


Item 4.           Ownership.

     (a)  Amount Beneficially Owned: See Item 9 of the attached cover pages

     (b)  Percent of Class: See Item 11 of the attached cover pages

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

          (i)   Sole power to vote or to direct the vote:

                See Item 5 of the attached cover pages

          (ii)  Shared power to vote or to direct the vote:

                See Item 6 of the attached cover pages

          (iii) Sole power to dispose or to direct the disposition of:

                See Item 7 of the attached cover pages

          (iv)  Shared power to dispose or to direct the disposition of:

                See Item 8 of the attached cover pages


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 the following [x].


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

          PBK Holdings, as the general partner of ZAM, and Korsant, as
the sole shareholder of PBK Holdings, may have the right to receive or the
power to direct the receipt of dividends from, or the proceeds from the sale
of, securities of the Issuer held in the name of ZAM.


Item 7.   Identification and Classification of the Subsidiary Which Acquired
          the Security Being Reported on By the Parent Holding Company or
          Controlling Person.

          Item 7 is not applicable



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

          Item 8 is not applicable


Item 9.   Notice of Dissolution of Group

          Item 9 is not applicable


Item 10.  Certification

          By signing below I certify that, to the best of my knowledge and
          belief, the securities referred to above were not acquired and are
          not held for the purpose of or with the effect of changing or
          influencing the control of the issuer of the securities and were not
          acquired and are not held in connection with or as a participant in
          any transaction having that purpose or effect.




                                   SIGNATURE

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

Date:  February 13, 2006


                               ZIFF ASSET MANAGEMENT, L.P.

                               By:  PBK Holdings, Inc., its general partner

                                    By: /s/ David Gray
                                       ------------------------------------
                                       Name:  David Gray
                                       Title: Vice President


                               PBK HOLDINGS, INC.


                               By: /s/ David Gray
                                   ----------------------------------------
                                   Name:  David Gray
                                   Title: Vice President


                               PHILIP B. KORSANT

                               /s/ Philip B. Korsant
                               --------------------------------------------




                                   EXHIBIT A


The undersigned, Ziff Asset Management, L.P., a Delaware limited partnership,
PBK Holdings, Inc., a Delaware corporation, and Philip B. Korsant, hereby agree
and acknowledge that the information required by this Schedule 13G, to which
this Agreement is attached as an exhibit, is filed on behalf of each of them.
The undersigned further agree that any further amendments or supplements
thereto shall also be filed on behalf of each of them.

Dated: February 13, 2006

                                 ZIFF ASSET MANAGEMENT, L.P.

                                 By: PBK Holdings, Inc., its general partner

                                     By: /s/ David Gray
                                        ------------------------------------
                                        Name:  David Gray
                                        Title: Vice President


                                 PBK HOLDINGS, INC.


                                 By: /s/ David Gray
                                    ----------------------------------------
                                    Name:  David Gray
                                    Title: Vice President


                                 PHILIP B. KORSANT

                                 /s/ Philip B. Korsant
                                 -------------------------------------------