UPDATE: Plug Power Posts Q4 Loss

Plug Power

posted a loss in the fourth quarter. Plug Power posted a quarterly net loss of $28.9 million, or $0.08 per share, versus a year-ago loss of $8.5 million, or $0.25 per share. Its revenue climbed to $8 million. However, analysts were expecting a loss of $0.08 per share on revenue of $7.45 million. Plug Power shares gained 10.44% to $7.51 in pre-market trading.