X0306 4 2013-05-24 0001062292 XO GROUP INC. XOXO 0001442439 Roney Carley C/O XO GROUP INC. 195 BROADWAY, 25TH FLOOR NEW YORK NY 10007 0 1 0 0 Chief Content Officer Common Stock 2013-05-24 4 M 0 6817 2.80 A 591258 D Common Stock 2013-05-24 4 S 0 2200 10.00 D 589058 D Common Stock 2013-05-24 4 S 0 800 10.01 D 588258 D Common Stock 2013-05-24 4 S 0 100 10.02 D 588158 D Common Stock 2013-05-24 4 S 0 100 10.03 D 588058 D Common Stock 2013-05-24 4 S 0 100 10.04 D 587958 D Common Stock 2013-05-24 4 S 0 200 10.05 D 587758 D Common Stock 2013-05-24 4 S 0 100 10.07 D 587658 D Common Stock 2013-05-24 4 S 0 200 10.08 D 587458 D Common Stock 2013-05-24 4 S 0 100 10.09 D 587358 D Common Stock 2013-05-24 4 S 0 100 10.11 D 587258 D Common Stock 2013-05-24 4 M 0 49164 2.80 A 740046 I By husband Common Stock 2013-05-24 4 S 0 21839 10.00 D 718207 I By husband Common Stock 2013-05-24 4 S 0 3404 10.01 D 714803 I By husband Common Stock 2013-05-24 4 S 0 400 10.02 D 714403 I By husband Common Stock 2013-05-24 4 S 0 300 10.03 D 714103 I By husband Common Stock 2013-05-24 4 S 0 100 10.04 D 714003 I By husband Common Stock 2013-05-24 4 S 0 100 10.05 D 713903 I By husband Common Stock 2013-05-24 4 S 0 200 10.07 D 713703 I By husband Common Stock 2013-05-24 4 S 0 100 10.08 D 713603 I By husband Common Stock 2013-05-24 4 S 0 100 10.11 D 713503 I By husband Common Stock 2013-05-28 4 S 0 100 10.01 D 713403 I By husband Common Stock 2013-05-28 4 S 0 200 10.02 D 713203 I By husband Common Stock 2013-05-28 4 S 0 200 10.03 D 713003 I By husband Common Stock 2013-05-28 4 S 0 300 10.04 D 712703 I By husband Common Stock 2013-05-28 4 S 0 100 10.05 D 712603 I By husband Common Stock 2013-05-28 4 S 0 100 10.06 D 712503 I By husband Common Stock 2013-05-28 4 S 0 376 10.07 D 712127 I By husband Common Stock 2013-05-28 4 S 0 224 10.08 D 711903 I By husband Common Stock 2013-05-28 4 S 0 357 10.10 D 711546 I By husband Employee stock option (right to buy) 2.80 2013-05-24 4 M 0 49164 2.80 D 2013-06-30 Common Stock 49164 0 D Employee stock option (right to buy) 2.80 2013-05-24 4 M 0 6817 2.80 D 2013-06-30 Common Stock 6817 0 I By wife The proceeds from shares sold on the open market were primarily used to satisfy the exercise price and tax withholding obligations in connection with the exercise of this employee stock option. The option was immediately exercisable. This is part one of a two-part electronic filing. Because the electronic Form 4 filing can only accommodate 30 rows in Table I, the complete set of rows of Table I appears in separate electronic Form 4 filings. /s/ JEREMY LECHTZIN, attorney-in-fact 2013-05-29