Wall Street investors with access to newly listed stocks at their exclusive IPO prices reaped huge returns in 2020, while retail investors who generally miss out on the best prices still made tidy gains. Shares of companies that went public via IPOs or direct listings this year on average have surged 75 percent, with corporations that have yet to report a profit jumping more than twice as much as those with positive bottom lines, according to a Reuters analysis. It is a stunning result in a year that saw stocks plunge when the COVID-19 pandemic rapidly spread in the spring and communities across the country went into lockdown, then turn around and scale fresh highs. In addition, companies seeking to list shares have been embraced on expectations they will benefit from low interest rates, eventual economic recovery, and a rollout of vaccines. The analysis includes about 200 companies that held …