Stock Market Today, Dec. 31: Plug Power Rises After Clear Street Upgrades Rating Despite Lower Price Target
Today, Dec. 31, 2025, a cautious analyst upgrade spotlights Plug Power's high‑risk hydrogen turnaround and funding puzzle.NASDAQ : PLUGPlug PowerToday's Change( 1.55 %) 1.97Key Data PointsMarket Cap 1.94 - 0.69 - 1.97, up 1.55%. Plug Power IPO'd in 1999 but has fallen 99% since going public ...