Plug Power Inc (NASDAQ:PLUG) shares are trading lower Thursday after the company filed for an offering of up to $1 billion. What Happened: In a new regulatory filing on Wednesday, Plug Power said it ...

Plug Power Inc. (NASDAQ:PLUG) shares are trading lower Wednesday after the company reported first-quarter results that showed revenue growth, but a wider-than-expected loss. What To Know: The move ...

Some of the power stocks that have been unlikely beneficiaries of artificial-intelligence hype are suddenly tumbling. Utilities are the S&P 500's second worst-performing sector Monday after ...