Both stocks are still available. this is a warrant, that is a stock of the same company.
It is smarter to buy warrants
Trovagene now has a stock symbol of TROVW
Before it was just TROV
Cramer & Dicker: Dust Storms Hurting Permian Basin Oil Producers
Hilton to price IPO at $20 per share
McDonald's Weak Sales in the U.S. and China Reason to Beef