Proshares Ultra Ether ETF (AMEX:ETHT) plunged 30.0% in today's trading, closing at $12.81.
The stock traded 3,580,325 shares, 2.0x its average daily volume of 1,789,370 shares.
Proshares Ultra Ether ETF has a market capitalization of $416.6M. The stock has gained 0.0% year-to-date.