Xo DEFA14A Additional proxy soliciting materials

SCHEDULE 14A

(Rule 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of

the Securities Exchange Act of 1934

Filed by the Registrant		☒
Filed by a Party other than the Registrant		☐
Check the appropriate box:
☐	Preliminary Proxy Statement		☐	Confidential, for use of the Commission only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material Pursuant to Rule 14a-11(c) or Rule 14a-12

XO GROUP INC.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒	No fee required.
☐	Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.
	(1)	Title of each class of securities to which transaction applies:
	(2)	Aggregate number of securities to which transaction applies:
	(3)	Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
��	(4)	Proposed maximum aggregate value of transaction:
	(5)	Total fee paid:

☐ Fee paid previously with preliminary materials.

☐ Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.

(1)	Amount Previously Paid:
(2)	Form, Schedule or Registration Statement No.:
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*** Exercise YourRight to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the
Stockholder Meeting to Be Held on May 25, 2017

	Meeting Information
XO GROUP INC.	Meeting Type:Annual Meeting For holders as of:April 03, 2017
	Date:May 25, 2017          Time: 9:00 AM EDT
	Location:	Proskauer Rose LLP Eleven Times Square New York, NY 10036
XO GROUP INC. 195 BROADWAY, 25TH FLOOR NEW YORK, NY 10007	You are receiving this communication because you hold shares in the above named company. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online atwww.proxyvote.comor easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting.
	See the reverse side of this notice to obtain proxy materials and voting instructions.

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Before You Vote

How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:
1.Notice & Proxy Statement			2.Annual Report
How to View Online: Have the information that is printed in the box marked by the arrow(located on the following page) and visit:www.proxyvote.com.
How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
	1)	BY INTERNET:		www.proxyvote.com
	2)	BY TELEPHONE:		1-800-579-1639
	3)	BY E-MAIL*:		sendmaterial@proxyvote.com
* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow(located on the following page) in the subject line.
Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 11, 2017 to facilitate timely delivery.

How To Vote

Please Choose One of the Following Voting Methods 

Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

Vote By Internet: To vote now by Internet, go towww.proxyvote.com. Have the information that is printed in the box marked by the arrow available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

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Voting items

The Board of Directors recommends you vote FOR
the following nominees:

1.    Election of Directors

   Nominees

01 David Liu  02    Elizabeth Schimel

The Board of Directors recommends you vote FOR proposals 2, 3 and 4.
2.	Ratification of the appointment of Ernst & Young LLP as the Company's independent registered public accounting firm for the year ending December 31, 2017.
3.	An amendment and restatement of the Company's 2009 Stock Incentive Plan, as amended (renamed the 2017 Stock Incentive plan), among other things, to increase the number of authorized shares.
4.	Advisory vote to approve named executive officer compensation.
The Board of Directors recommends you vote FOR 1 YEAR on proposal 5.
5.	Advisory vote on frequency of future advisory votes on executive compensation.
NOTE:Transaction of such other business as may properly come before the Annual Meeting or any adjournment thereof.

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