** Shares of ride-hailing firm Lyft LYFT.O rise 1.9% to $11.1 premarket
** LYFT is buying mobility platform FreeNow from German automotive giants BMW BMWG.DE and Mercedes-Benz MBGn.DE for 175 million euros ($198.40 million) to expand into European ride-hailing market
** Deal will nearly double co's potential market and open doors to major European cities
** Oppenheimer initiates coverage for LYFT with "outperform" rating and $15 price target
** "We expect rideshare will continue to challenge the rising cost of car ownership, sustaining double-digit growth for multiple marketplaces," brokerage says
** Separately , activist investor Engine Capital says it is set to nominate Alan Bazaar and Daniel Silvers for election to co's board
** Up to last close, stock down 15.6% YTD
($1 = 0.8821 euros)