A fund manager who's beating the market by betting on tiny companies says coronavirus 'turbocharged' the trends driving his portfolio. He told us what they are, and the 3 stocks he's most bullish on.

· Brandon Nelson's small-company mutual fund has stood above its competitors for years and outperformed substantially in 2020. He says a focus on strong and improving growth is key.
· Nelson says one reason for his performance this year is that he invested in fields like remote work and telemedicine before the coronavirus...