Why Plug Power Shares Plunged Again Today

Plug Power (PLUG -10.30%) stock has been tumbling ever since it reported its third-quarter results in early November. A new announcement today has the stock dropping even further. Plug shares were trading near the day's low, down by 10.2% as of 12:40 p.m. ET.With today's drop, Plug Power stock has plummeted by nearly 50% in just the last two months.Is bad news on the way?In its third-quarter report, the company stated, "[W]e continue to incur losses and might never achieve or maintain profitability." It als ...