Plug Power Inc. (PLUG) shares plummeted 5.24% during Thursday's intraday session. The sharp decline comes as investors react to significant legal challenges facing the hydrogen solutions company.
A securities class action lawsuit has been filed against Plug Power and certain senior executives in the U.S. District Court for the Northern District of New York. The lawsuit alleges securities fraud related to the company's statements about access to U.S. Department of Energy loan funds and its plans to build hydrogen production facilities.
The legal action represents a serious development for the company, potentially overshadowing recent positive announcements including strong full-year 2025 results and the appointment of a new CEO. Investors seeking to be appointed lead plaintiff in the case must file by April 3, 2026.