================================================================================

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

                                 SCHEDULE 13D

                   Under the Securities Exchange Act of 1934
                              (Amendment No. 1)
                            _______________________

                               NYSE GROUP, INC.
                               (Name of Issuer)

                    COMMON STOCK, PAR VALUE $0.01 PER SHARE
                        (Title of Class of Securities)


                                   62949W103
                                (CUSIP Number)

                               THOMAS J. MURPHY
                   C/O GENERAL ATLANTIC SERVICE CORPORATION
                               3 PICKWICK PLAZA
                         GREENWICH, CONNECTICUT 06830
                           TEL. NO.: (203) 629-8600
                    (Name, Address and Telephone Number of
                     Person Authorized to Receive Notices
                              and Communications)
                            _______________________

                                 MAY 10, 2006
                     (Date of Event which Requires Filing
                              of this Statement)

If the filing person has previously filed a statement on Schedule 13G to
report the acquisition which is the subject of this Schedule 13D, and is
filing this schedule because of Rule 13d-1(e), 1(f) or 1(g), check the
following box [ ].

Note: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d-1(a) for other
parties to whom copies are to be sent.

*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
disclosures provided in a prior cover page.

The information required on 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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---------------------------                          ---------------------------
62949W103                                                         Page 2 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         General Atlantic LLC
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         OO
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 3 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         General Atlantic Partners 77, L.P.
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 4 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAP Coinvestment Partners II, L.P.
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 5 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GapStar, LLC
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         OO
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 6 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAP-W Holdings, L.P.
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 7 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAPCO GmbH & Co. KG
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Germany
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------


---------------------------                          ---------------------------
62949W103                                                         Page 8 of 12
---------------------------                          ---------------------------

--------------------------------------------------------------------------------
         NAME OF REPORTING PERSON
1        S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAPCO Management GmbH
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP       (a)     [X]
                                                                (b)     [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY


--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
         ITEMS 2(d) or 2(e)

                                                                        [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Germany
--------------------------------------------------------------------------------
                                7     SOLE VOTING POWER

                                      -0-
                                ------------------------------------------------
                                8     SHARED VOTING POWER
          NUMBER OF
           SHARES                     8,276,704
     BENEFICIALLY OWNED         ------------------------------------------------
     BY EACH REPORTING           9    SOLE DISPOSITIVE POWER
           PERSON
            WITH                      -0-
                                ------------------------------------------------
                                10    SHARED DISPOSITIVE POWER

                                      8,276,704
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         8,276,704
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                        [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         5.3%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         CO
--------------------------------------------------------------------------------



---------------------------                          ---------------------------
62949W103                                                         Page 9 of 12
---------------------------                          ---------------------------


This Amendment No. 1 to Schedule 13D is filed by the  undersigned to amend and
supplement  the Schedule 13D, dated March 7, 2006 (the  "Original  13"),  with
respect to the shares of common stock,  par value $0.01 per share (the "Common
Stock"), of NYSE Group, Inc., a Delaware corporation (the "Company").

ITEM 1.    SECURITY AND ISSUER.

Unchanged.

ITEM 2.    IDENTITY AND BACKGROUND.

Unchanged.

ITEM 3.    SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.

Unchanged.

ITEM 4.    PURPOSE OF TRANSACTION.

Unchanged.

ITEM 5.    INTEREST IN SECURITIES OF THE ISSUER.

Item 5 is hereby amended and restated as follows:

(a) As of the date hereof, GA, GAP 77, GAP-W,  GapStar,  GAPCO II, KG and GmbH
Management each own of record, no shares of Common Stock,  5,384,509 shares of
Common Stock, 2,333,995 shares of Common Stock, 96,813 shares of Common Stock,
450,919 shares of Common Stock, 10,468 shares of Common Stock and no shares of
Common Stock,  respectively,  representing  0.0%, 3.4%, 1.5%, 0.1%, 0.3%, 0.0%
and 0.0% of the Company's issued and outstanding shares of Common Stock.

By virtue of the fact that (i) GA is the general  partner of GAP 77 and GAP-W,
(ii) the general partners  authorized and empowered to vote and dispose of the
securities  held by GAPCO II are GA Managing  Directors,  (iii) GA is the sole
member of  GapStar  and (iv) the GA  Managing  Directors  are  authorized  and
empowered  to  vote  and  dispose  of  the  securities  held  by KG  and  GmbH
Management,  the Reporting Persons may be deemed to share voting power and the
power to direct the disposition of the shares of Common Stock, which each owns
of record. As of the date hereof,  each of the Reporting Persons may be deemed
to own  beneficially an aggregate of 8,276,704 shares of Common Stock, or 5.3%
of the Common Stock.

(b) Each of the Reporting  Persons has the shared power to direct the vote and
the shared power to direct the  disposition of the 8,276,704  shares of Common
Stock that may be deemed to be owned beneficially by each of them.

(c)  Except  as set  forth in this  paragraph  (c),  to the  knowledge  of the
Reporting  Persons with respect to the persons  named in response to paragraph
(a),  none of the persons  named in response to paragraph (a) has effected any
transactions  in shares of Common  Stock  during the past 60 days.  On May 10,
2006, GAP 77, GAP-W, GapStar, GAPCO II and KG sold in an underwritten offering
in the open  market  the  following  number of shares of Common  Stock for the
aggregate proceeds listed below, which, in the aggregate, amount to over 1% of
the shares of Common Stock outstanding as of May 10, 2006.

                                    GAP 77

------------------------------------------------------------------------------
DATE                              SHARES SOLD                 PRICE PER SHARE
------------------------------------------------------------------------------
May 10, 2006                        1,809,454                          $60.27
------------------------------------------------------------------------------



---------------------------                          ---------------------------
62949W103                                                        Page 10 of 12
---------------------------                          ---------------------------

                                     GAP-W

------------------------------------------------------------------------------
DATE                              SHARES SOLD                 PRICE PER SHARE
------------------------------------------------------------------------------
May 10, 2006                          103,609                          $60.27
------------------------------------------------------------------------------


                                    GAPSTAR

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

DATE                              SHARES SOLD                 PRICE PER SHARE
------------------------------------------------------------------------------
May 10, 2006                           33,022                          $60.27
------------------------------------------------------------------------------


                                   GAPCO II

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

DATE                              SHARES SOLD                 PRICE PER SHARE
------------------------------------------------------------------------------
May 10, 2006                          154,145                          $60.27
------------------------------------------------------------------------------


                                      KG

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

DATE                              SHARES SOLD                 PRICE PER SHARE
------------------------------------------------------------------------------
May 10, 2006                            3,571                          $60.27
------------------------------------------------------------------------------

(d) No  person  other  than the  persons  listed is known to have the right to
receive or the power to direct the receipt of dividends  from, or the proceeds
from the sale of, any securities owned by any member of the group.

(e) Not Applicable.


ITEM 6.    CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIP WITH
           RESPECT TO THE ISSUER.

Unchanged.

ITEM 7.    MATERIALS TO BE FILED AS EXHIBITS.

Unchanged.



---------------------------                          ---------------------------
62949W103                                                        Page 11 of 12
---------------------------                          ---------------------------


                                  SIGNATURES
             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.

Dated May 11, 2006

                                   GENERAL ATLANTIC LLC


                                   By:  /s/ Thomas J Murphy
                                        ------------------------------
                                        Name:  Thomas J.Murphy
                                        Title: Attorney-in-Fact



                                   GENERAL ATLANTIC PARTNERS 77, L.P.

                                   By:  General Atlantic LLC,
                                        Its general partner

                                   By:  /s/ Thomas J Murphy
                                        ------------------------------
                                        Name:  Thomas J.Murphy
                                        Title: Attorney-in-Fact



                                   GAP COINVESTMENT PARTNERS II, L.P.


                                   By:  /s/ Thomas J Murphy
                                        ------------------------------
                                        Name:  Thomas J.Murphy
                                        Title: Attorney-in-Fact



                                   GAP-W HOLDINGS, L.P.

                                   By:  General Atlantic LLC,
                                        Its general partner

                                   By:  /s/ Thomas J Murphy
                                        ------------------------------
                                        Name:  Thomas J.Murphy
                                        Title: Attorney-in-Fact


---------------------------                          ---------------------------
62949W103                                                        Page 12 of 12
---------------------------                          ---------------------------


                                   GAPSTAR, LLC

                                   By:  General Atlantic LLC,
                                        Its sole member

                                   By:  /s/ Thomas J Murphy
                                        ------------------------------
                                        Name:  Thomas J.Murphy
                                        Title: Attorney-in-Fact



                                   GAPCO GMBH & CO. KG

                                   By:  GAPCO Management GmbH,
                                        Its general partner

                                   By:  /s/ Matthew Nimetz
                                        ------------------------------
                                        Name:  Matthew Nimetz
                                        Title: Managing Director



                                   GAPCO MANAGEMENT GMBH

                                   By:  /s/ Matthew Nimetz
                                        ------------------------------
                                        Name:  Matthew Nimetz
                                        Title: Managing Director