FCEL's 70% June Moon Shot Has Traders Asking If Fuel Cells Are the New GPUs ⚡

FuelCell Energy (FCEL) closed June near $36.25 after a roughly 70% monthly rally that positioned the Nasdaq-listed stationary fuel cell developer among the top-performing U.S. equities of the period. According to TradingView data, the last five trading sessions of the month added another 79% to the move, capping what the company described as its best quarter in more than five years. On a longer horizon, FCEL is up 383% year-to-date in 2026 and 552% over the trailing 12 months.

The rally tracked a strategic shift in which FCEL has repositioned its high-temperature fuel cell systems to target hyperscaler power demand. The company stated that over 80% of its commercial pipeline is now tied to data centers, with total pipeline growing 275% year-over-year across recent quarters. The centerpiece is a Fit Energy agreement announced in June under which FCEL will supply up to 380 MW of clean baseload on-site power for AI data centers, backed by a deposit-secured initial 30 MW order with deliveries set to begin in late 2026.

Additional catalysts arrived throughout the month. The Export-Import Bank of the United States (EXIM) approved a $49 million financing package to support FCEL's South Korea expansion, while management outlined plans to scale Torrington manufacturing capacity to 500 megawatts annually with an investment of $200 to $275 million. The stock was also added to the Russell 3000 index as of June 26, opening the shares to passive index-tracking flows.

Trading activity confirmed a surge in retail attention. Stocktwits message volume jumped 1,056% in 24 hours during the peak of the rally, and a widely circulated post on X from user @TheBronxViking on June 30 read, in part: "First alerted $FCEL at $8 just 2 months ago now over $35 next levels are $45-$54 as the market is waking up to it really being a legit competitor to $BE volume doesn't lie and it has been increasing this entire move up." FCEL operates alongside Bloom Energy ($BE) in the stationary fuel cell segment serving AI data center loads.