Form Energy
Form Energy Raises $750M Series G for Iron-Air Battery Manufacturing
Form Energy announced $750M in Series G financing on August 12, 2026. Form Energy raised a $750 million Series G led by T. Rowe Price to scale iron-air battery manufacturing in Weirton, West Virginia, and advance commercial deployments.
Round details
The financing includes backing from T. Rowe Price, Sequoia Capital, Janus Henderson, Franklin Templeton, PEAK6 Investments, Prelude Ventures, Engine Ventures, TPG Rise Climate. The company did not publish a valuation with the announcement.
- Round: Series G
- Capital announced: $750M
- Total funding reported: $2B+
How the company plans to use the capital
Form Energy said proceeds from the Series G will accelerate its manufacturing scale-up in Weirton, West Virginia, and advance commercial deployments of its iron-air battery systems to meet growing demand for multi-day energy storage.
Why this matters for GTM teams
T. Rowe Price, which also led the Series F, led the Series G, and existing investors continued to participate. The company said the closing came on the heels of several new commercial agreements.
Fresh capital is often an operational signal rather than a buying signal by itself. Teams should validate the company’s hiring pattern, product launches, geographic expansion, and technology priorities before choosing the message and timing of outreach.
Source and methodology
This report is based on the company’s announcement and records the disclosed amount, round, investors, location, and stated use of funds. SalesTools Research does not estimate undisclosed valuation or revenue figures.
Primary source: Form Energy Series G announcement.
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Investors (8)
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