The preliminary numbers are in from Diamond for January 2012 sales of comic books, and DC Comics has taken the top 10 spots.
Led by Justice League and Batman, according to DC (via Newsarama) this hasn't been accomplished by a major publisher since 2005.
DC Comics also took the unit share with 39.86% to Marvel's 37.51%; however, Marvel was on top for dollar sales with 35.17% to DC's 33.55%. Worth a note is that Marvel charges an average higher cover price for their titles.
The top Graphic Novel also belongs to DC with Batman: Through The Looking Glass taking #1.
Here's the top 10: