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What is Quaise Energy stock worth?

Quaise develops superhot geothermal power plants for a terawatt-scale world. Our unique millimeter wave drilling system can build geothermal wells at unprecedented temperatures and depths, unlocking energy security and independence for every nation.By targeting temperatures of 300-500 degrees Celsius at depths of 3-20 kilometers, we can build power generation and heat distribution plants within a short distance of every major population and industrial center on the planet.We can even achieve the terawatt-level annual deployments required to meet accelerating global energy demand by scaling thr

Estimated share price

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Quaise Energy has an observed estimated price: most recent data 2026-09-15, daily history back to 2024-11-29.

Estimated from live trades and accepted bids across employer liquidity programs, institutional trades, broker trades, and pre-IPO marketplaces. Private shares are illiquid and transfer-restricted; estimates are educational, not an offer or advice. The preview above is blurred and illustrative. How this is calculated

About Quaise Energy

Employees
73
Founded
2018
Industry
Geothermal Electric Power Generation, Renewable Energy Power Generation, Electric Power Generation
Website
quaise.com

Weighing a Quaise Energy offer?

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Leaving Quaise Energy? Mind the window.

If you hold options, leaving usually starts a post-termination exercise clock, often 90 days. Miss it and vested options can expire worthless; exercise blindly and you may owe real money (including possible AMT) on shares you can't yet sell. Neither panic nor autopilot is a plan. Knowing your window, your exercise cost, and the current estimated price is.

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Quaise Energy in the last 12 months

  • 1 funding round

Covered by 3 distinct publications since 2026-04-22.

Quaise Energy news timeline

Quaise Energy equity, answered plainly

Is Quaise Energy a public company?

No. Quaise Energy is privately held, which is exactly why its share price doesn't show up in your brokerage app. The company (founded in 2018, operating in geothermal electric power generation, with roughly 73 employees) remains private even at that scale. Its shares still change hands between eligible buyers and sellers on the secondary market, producing an observable estimated price.

What is Quaise Energy's stock price?

Quaise Energy has an observed estimated share price from secondary-market activity, updated as new data is observed. Its observed price history runs back to 2024-11-29. ExitCue members see the current estimate and its full history free, along with what their own grants are approximately worth at that price.

Can you sell Quaise Energy stock before an IPO?

Sometimes. Private-share sales depend on Quaise Energy's transfer restrictions, rights of first refusal, and whether the company runs tender offers or permits secondary sales. Your grant documents and the company's policies govern, but "hard to sell today" is not the same as "worth zero."

What happens to my Quaise Energy options if I leave?

Most option grants have a post-termination exercise window, commonly 90 days, sometimes longer, after which unexercised options expire worthless. The exact terms are in your grant documents. ExitCue reads those documents, tracks the deadline, and reminds you before the window closes.

How much is my Quaise Energy equity worth?

Multiply what you hold by the estimated share price, separating vested from unvested, and netting out strike prices for options. That's precisely the arithmetic ExitCue does for you, continuously, at the current observed estimate. It's an educational estimate, not a guarantee, and a far better anchor than the $0 the internet suggests.

What's the difference between Quaise Energy's 409A valuation and what its shares trade at?

The 409A is a tax-compliance appraisal, usually conservative, used to set option strike prices. Secondary-market pricing reflects what buyers and sellers actually agree to. The two frequently differ, which is why evaluating an offer on the 409A alone undersells (or oversells) it.

When will Quaise Energy IPO?

Unless Quaise Energy has publicly announced a listing, nobody knows, including the people who sound confident on forums. The practical upside of secondary markets is that you don't have to wait for an IPO to know approximately what the shares trade at.

Do my unvested Quaise Energy RSUs count for anything?

Unvested equity isn't yours yet, but it has an estimable value and a schedule. Seeing vested and unvested value separately, in dollars at the current estimated price, turns "some RSUs" into a number you can plan around.

General educational information, not advice about your specific situation. Grant terms vary; your documents govern.

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