First fund linked to bitcoin futures debuts on NYSE

NEW YORK, NEW YORK - OCTOBER 19: A banner for the newly listed ProShares Bitcoin Strategy ETF hangs outside the New York Stock Exchange

NEW YORK, NEW YORK - OCTOBER 19: A banner for the newly listed ProShares Bitcoin Strategy ETF hangs outside the New York Stock Exchange

Bitcoin took another step closer to mainstream investing Tuesday with the launch of a new security on Wall Street tied to futures of the cryptocurrency.

Rather than a direct investment in the digital currency, BITO will invest "primarily in bitcoin futures," ProShares said.