FCEL is trading 5.2% down at $23.12 as momentum cools following a sharp multi-day rally and signs of profit taking.
- Shares recently spiked over 30% in a single session and more than 100% over a few days before weakening in the last two closes.
- The move appears driven by speculative froth unwinding, with no fresh company-specific headlines reported on May 27, 2026.