Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Steib Michael F
  2. Issuer Name and Ticker or Trading Symbol
XO GROUP INC. [XOXO]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CEO
(Last)
(First)
(Middle)
C/O XO GROUP INC., 195 BROADWAY, 25TH FLOOR
3. Date of Earliest Transaction (Month/Day/Year)
12/18/2018
(Street)

NEW YORK, NY 10007
4. If Amendment, Date Original Filed(Month/Day/Year)
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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock (Unrestricted) 12/18/2018   G(1) V 14,290 (1) D (1) 290,289 D  
Common Stock (Unrestricted) 12/21/2018   D   206,441 (2) D $ 35 (2) 83,848 D  
Restricted Stock Awards 12/21/2018   D   83,848 (3) D $ 0 (3) 0 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Vested Stock Option (4) 12/21/2018   D     285,166   (4)   (4) Common Stock 285,166 (4) 0 D  
Unvested Stock Option (5) 12/21/2018   D     339,640   (5)   (5) Common Stock 339,640 (5) 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Steib Michael F
C/O XO GROUP INC.
195 BROADWAY, 25TH FLOOR
NEW YORK, NY 10007
  X     CEO  

Signatures

 /s/ JEFFREY YIN, attorney-in-fact for Michael Steib   12/21/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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) Represents shares of common stock, par value $0.01 per share, of the Company (each "Share" or, collectively, the "Shares") that the reporting person donated as gifts to charitable entities.
(2) At the Effective Time, each Share") that was outstanding immediately prior to the Effective Time (other than certain shares specified in the Merger Agreement) was cancelled and converted into the right to receive $35.00 in cash, (the "Merger Consideration") without interest and subject to applicable withholding taxes.
(3) At the Effective Time, each outstanding option to acquire Shares (each, a "Company Stock Option"), that was outstanding, unexercised and vested immediately prior to the Effective Time in accordance with its terms (each a "Vested Option"), was converted into the right to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the exercise price per Share of such Vested Option in effect immediately prior to the Effective Time, multiplied by (ii) the total number of Shares subject to such Vested Option immediately prior to the Effective Time, subject to applicable withholding taxes.
(4) At the Effective Time, each Company Stock Option that was outstanding and unvested immediately prior to the Effective Time (each, an "Unvested Option") was substituted and automatically converted into an award to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the exercise price per Share of such Unvested Option in effect immediately prior to the Effective Time, multiplied by (ii) the total number of Shares subject to such Unvested Option immediately prior to the Effective Time.
(5) At the Effective Time, each compensatory award in respect of a Share subject to vesting, repurchase or other lapse restriction (each, a "Company RSA Award") that was outstanding immediately prior to the Effective Time was substituted and automatically converted into an award to receive an amount in cash equal to the product of (i) the total number of Shares underlying such Company RSA Award and (ii) the Merger Consideration.
 
Remarks:
This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement"), dated as of September 24, 2018, by and among XO Group Inc. (the "Company"), WeddingWire, Inc. ("Parent"), and Wedelia Merger Sub, Corp. ("Merger Sub"), a copy of which is filed as Exhibit 2.1 to the Company's Form 8-K filed with the SEC on September 25, 2018, pursuant to which the Company became a wholly owned subsidiary of Parent (the "Merger") on December 21, 2018 (the "Effective Time").

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.