Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Chai Nelson
 2. Date of Event Requiring Statement (Month/Day/Year)
04/03/2007		 3. Issuer Name and Ticker or Trading Symbol
NYSE Euronext, Inc. [NYX]
(Last)
(First)
(Middle)
C/ONYSE EURONEXT, 11 WALL STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CFO and Mgmt Cmtee Member
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW YORK, NY 10005		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock, par value $0.01 per share (1) 32,035
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Options (right to buy)   (2) 03/15/2015 Common Stock, par value $0.01 per share 25,648 $ 19.3 D  
Employee Stock Options (right to buy)   (3) 08/11/2014 Common Stock, par value $0.01 per share 13,125 $ 11.5 D  
Employee Stock Options (right to buy)   (4) 08/22/2010 Common Stock, par value $0.01 per share 72,222 $ 20.25 D  
Employee Stock Options (right to buy)   (5) 11/18/2013 Common Stock, par value $0.01 per share 15,806 $ 13.41 D  
Employee Stock Options (right to buy)   (6) 02/02/2017 Common Stock, par value $0.01 per share 6,209 $ 99.5 D  
Restricted Stock Units   (7)   (7) Common Stock, par value $0.01 per share 6,219 $ (7) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Chai Nelson
C/ONYSE EURONEXT
11 WALL STREET
NEW YORK, NY 10005		       CFO and Mgmt Cmtee Member  

Signatures

/s/ C. M. Courtney under POA dated March 27, 2007 04/03/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Acquired in exchange for an equal number of equivalent securities of NYSE Group, Inc. in connection with the consummation on April 4, 2007, of the transactions contemplated by the Amended and Restated Combination Agreement dated November 27, 2007 by and among the Issuer, NYSE Group, Inc., Euronext N.V. and Jefferson Merger Sub, Inc.
(2) Options to purchase 22,442 shares are exercisable; the remainder become exercisable in two equal installments on each of March 16, 2007 and March 16, 2008.
(3) Options to purchase 4,375 shares are exercisable; the remainder become exercisable in two equal installments on each of August 11, 2007 and August 11, 2008.
(4) All options are currently exercisable.
(5) Options to purchase 10,945 shares are exercisable; the remainder become exercisable on November 17, 2007.
(6) Options vest and become exercisable in three equal installments on each of February 3, 2008, 2009, and 2010, subject to the Reporting Person's continued employment with the Issuer.
(7) Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock. RSUs vest and shares are delivered in three equal installments on each of February 3, 2008, 2009, and 2010, subject to the Reporting Person's continued employment with the Issuer.
 
Remarks:
Exhibit 24.1, Power of Attorney, is attached.

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