Trickster Spirit
Explorer
It lost close to 11 million dollars.
http://www.boxofficemojo.com/movies/?id=dungeonsanddragons.htm
So while the $33.8 million dollars it pulled in would be amazing by RPG standards it was poor by movie standards.
Yes, I looked up the same statistics before posting that - hence why I said it had cost more than that to make, and also that a potential Universal flick would obviously have to not be a flop to make more than the tabletop industry.
Even a modest success at the box office would bring in more than the D&D tabletop books could possibly achieve in a year. More importantly, it's done at no cost to WotC whatsoever and grows the fanbase for the video game franchise and tabletop game. Not to mention the potential for rinsing and repeating through sequels.