Akash Sriram / Reuters:Lyft reports Q3 revenue of $1.69B, up 10.7% YoY, vs. 11.5% est., adjusted EBITDA of $138.9M, vs. $140M est., and forecasts Q4 gross bookings above estimates — - Lyft's high-margin premium rides grow 50% in Q3 — Freenow acquisition to add 6 million riders by 2026