Plug Power’s Profitability Drive Confronts Tariffs and Legal Scrutiny

Plug Power’s stock has surged roughly 250% over the past year, a rally fueled by a critical milestone: the hydrogen specialist reported its first positive gross profit in years. Yet this fragile turnaround is immediately being tested by new U.S. tariffs and a revived shareholder lawsuit, casting a shadow over the company’s ambitious path to sustained profitability.

The fourth quarter of 2025 delivered a long-awaited breakthrough. Plug Power posted a gross profit of $5.5 million, translating to a gross margin of 2.4%. This marked a dramatic reversal from a negative 122.5% margin in the prior year, a shift management attributes to stringent cost-cutting. Annual revenue climbed nearly 13% to approximately $710 million.

However, fresh 20% U.S. tariffs on Chinese components and European electrolyzer imports threaten to squeeze these nascent margins. Company leadership acknowledges short-term pressure and is responding with a supply chain overhaul, aiming to halve its reliance on Chinese suppliers within six months by shifting procurement to domestic partners.

Simultaneously, a federal court in Delaware dealt the company a legal setback. Judge Jennifer L. Hall allowed parts of a shareholder lawsuit to proceed, centered on allegations of missed 2022 production targets and a controversial revenue forecast. The timing was notable, as the ruling coincided with a management-led investor tour of Plug Power’s liquefaction facility in St. Gabriel, Louisiana.

That Louisiana site is a strategic asset, capable of liquefying up to 15 tons of hydrogen per day. It boosts the company’s total U.S. daily production capacity to 40 tons. CEO Jose Luis Crespo has emphasized the company is now in “full execution mode,” a claim underscored by a significant new contract win. In early April 2026, Plug Power secured the engineering contract for a 275-megawatt electrolyzer system for Hy2gen Canada’s Courant project in Baie-Comeau, Québec. The system will use Hydro-Québec grid power to produce low-carbon ammonia for the mining industry, with construction slated for 2027 and full operation by 2029.

Should investors sell immediately? Or is it worth buying Plug Power?

Beyond industrial applications, Plug Power is targeting the booming artificial intelligence sector. The company is positioning its fuel cells as a grid-independent power source for energy-intensive data centers. Industry forecasts suggest data centers could account for over 11% of U.S. electricity demand by 2030, with AI operators seen as customers willing to pay a premium for reliable power.

Wall Street remains cautious, reflecting the blend of progress and persistent risks. Susquehanna maintains a $2.75 price target with a “Neutral” rating, while Craig-Hallum analyst Eric Stine is notably more bullish with a $7.00 target. Jefferies holds a $1.80 target, labeling the profitability journey a “show-me” story. Analysts point to the company’s substantial $8.2 billion debt load and a billion-dollar loss from the previous year as key concerns.

Further investor apprehension stems from a shareholder vote in February 2026 that authorized doubling the number of common shares to three billion. This creates significant room for future capital raises and potential dilution for existing shareholders.

Management’s roadmap aims for positive EBITDAS by the end of 2026, an operational break-even by late 2027, and full net profitability by the end of 2028. The company cites a commercial pipeline valued at over $8 billion. The upcoming first-quarter 2026 results, due in May, will provide the first concrete data on how severely the new tariffs are impacting margins and whether the hard-won gross profit can be sustained.