March 17 (Reuters) - Fuel cell maker Plug Power Inc reported a bigger-than-expected quarterly loss as costs and expenses more than doubled, sending its shares down 11 percent in premarket trading.
On an adjusted basis, the company reported a loss of 8 cents per share, compared with analysts' average estimate of 4 cents, according to Thomson Reuters I/B/E/S.
(Reporting by Sneha Banerjee in Bengaluru; Editing by Don Sebastian)