The initial public offering of Lyft, the second-biggest ride-hailing company in the U.S., found a receptive market and helped boost the major stock indexes today.

Shares for the unicorn (a private company valued at more than $1 billion) priced at the top end of its expected range and jumped 8.7 percent on its first day of trading. The shares were up more than 20 percent before falling in the afternoon.

The Lyft lift and renewed optimism on the U.S.-China trade talks helped the stock indexes close out their best first quarter in over two decades with good gains today. The Dow and S&P 500 indexes were up 0.82 and 0.67 percent respectively and the Nasdaq Composite rose 0.78 percent. The Entrepreneur Index™ closed the day up 0.57 percent and has gained 14 percent so far this year.