Yes it's true Jeph Loeb in a interview over at Marvel.com says that there will be an Ultimate annual for not only Captain America but the Hulk as well...
read more here: http://www.marvel.com/news/comicstories.4153.Tuesday_Q%26A~colon~_Jeph_Loeb
No, for serious. As CBR puts it:
Creators Jeph Loeb & Ed McGuinness bring you "The HULK," an all-new ongoing series from Marvel Comics. What does this mean for Greg Pak's "The Incredible Hulk?" CBR News has the answers for you.
"The Hulk mythos is about to...