Barozi on 03 July 2013
They haven't said anything, now they do:
"Exciting news for the Halo team at 343 Industries and Microsoft Studios – critically acclaimed, “Halo 4” is now the best-selling Microsoft Studios title ever in the U.S. market*, surpassing its predecessor, “Halo 3” for sales during each respective launch year."
*According to Microsoft retail sales sell-through data for each respective fiscal year
more at:
http://news.xbox.com/2013/07/games-halo-4-top-seller
