Billionaire Ken Fisher just turned Nvidia Corp's (NASDAQ:NVDA) latest rally into a $2.36 billion paper windfall. The fund manager is reaping big rewards from his Nvidia bet, as the chip giant's stock surged 18% from $157.99 on June 30 to $186.58 on September 30.Track NVDA stock here.A Massive Stake, A Massive GainFisher Asset Management owns 82.51 million shares of Nvidia, making it one of the firm's most prominent single-stock positions. As of June 30, those shares were worth $13.04 billion. Fast-forward t ...

While many investors may focus their attention on the blue-chip stocks, there are quite a number of smaller companies that are also doing well.These mid-sized companies fly under the radar because they lack coverage and may not turn up on investors’ screens.Still, such names could qualify as solid investments if they have a strong track record and catalysts that can carry the business to the next level.We rounded up five candidates that reported better revenue and profits, and you can determine if they dese ...