Dear Unnamed "Significant Financial Institution": The DOJ Has Some Very Bad News For You

Looks like someone didn't pay their annual "cost of conducting criminal business" bribe:

Fox Business' Charlie Gasparino leaks a hint that it may be, surprise, an HFT firm (not really, considering Goldman is now actively bashing HFT itself and promoting its own-supported IEX exchange, a move that has left many stunned)"

So who is it?  And please free Jon Corzine already!