Plug Power stock heads into the open after a 1.9 percent drop

At the close on September 14, 2026, Plug Power stock slipped 1.9 percent to USD 2.06 on the Nasdaq. The Nasdaq Composite fell 0.56 percent, and peer fuel cell names were weaker in the same session.

Plug Power stock closed at USD 2.06 on the Nasdaq on September 14, 2026, down 1.9 percent. The move left the shares below the Nasdaq Composite's 0.56 percent decline in the same session.

September 14, 2026 close

Plug Power Inc. (ISIN US72919P2020, Nasdaq: PLUG) slipped as part of a weaker session for fuel cell names. Yahoo Finance reported that FuelCell Energy also fell that day, while Plug Power was down 1.9 percent to USD 2.06.

MarketWatch said the stock's decline came in a broad down session, with the Nasdaq Composite at 26,186.41 and the Dow Jones Industrial Average at 52,421.20. The stock's fourth straight loss kept the move tied to a weak tape rather than a single-company catalyst.

Today ahead of the open

Investors are watching the market open after the Nasdaq Composite and Dow Jones Industrial Average both finished lower in the last session. The next session can also be shaped by the same peer weakness that hit Plug Power and other fuel cell stocks on September 14, 2026.