This off-the-radar energy stock is one of the top-15 holders of Bitcoin among U.S.-based public companies.For more than a century, no asset class has come remotely close to matching the average annual total return, including dividends, of stocks. But since Bitcoin (BTC 1.27%) entered the scene in the early 2010s, it's run circles around Wall Street's major stock indexes.In May 2010, a single Bitcoin could be purchased for less than $0.01. But as of this writing in the late evening hours on Feb. 4, a single ...