Lyft reports Q4 revenue up 27% YoY to $1.55B, vs. $1.56B est., Q1 gross bookings forecast below est., announces a $500M buyback plan; LYFT drops 9%+ after hours (Bill Peters/MarketWatch)

Bill Peters / MarketWatch:
Lyft reports Q4 revenue up 27% YoY to $1.55B, vs. $1.56B est., Q1 gross bookings forecast below est., announces a $500M buyback plan; LYFT drops 9%+ after hours  —  CEO says Lyft is ‘in advanced discussions’ with partners on autonomous vehicles.  Board OKs stock repurchase of up to $500 million.