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What is Newcleo stock worth?

Since launching in 2021 newcleo has quickly established itself as innovator in the field of nuclear energy. newcleo is working to design, build, and operate Gen-IV Advanced Modular Reactors (AMRs) that are cooled by liquid lead and fuelled by reprocessed nuclear waste. Through an innovative combination of existing and proven technologies, and by reviving a nuclear industry model based on the manufacture and multi-recycling of Mixed Oxide fuel, newcleo aims to close the nuclear fuel cycle while safely producing clean, affordable, and practically inexhaustible energy required for low carbon eco

Estimated share price

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Newcleo has an observed estimated price: most recent data 2026-09-15, daily history back to 2025-09-01.

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 Newcleo

Employees
611
Founded
2021
Industry
Nuclear Electric Power Generation, Electric Power Generation, Utilities
Website
newcleo.com

Weighing a Newcleo offer?

Upload the offer letter to see what the equity is approximately worth at today's estimated price. No account needed.

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Leaving Newcleo? 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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Newcleo in the last 12 months

  • 1 funding round
  • 1 partnership or customer win

Covered by 10 distinct publications since 2025-10-17.

Newcleo news timeline

Reported before Newcleo’s latest mark

A mark records a completed transaction, so it reflects what buyers and sellers knew several weeks before it printed. These stories were published in that window. They are shown in sequence, not as an explanation of the mark.

Newcleo equity, answered plainly

Is Newcleo a public company?

No. Newcleo is privately held, which is exactly why its share price doesn't show up in your brokerage app. The company (founded in 2021, operating in nuclear electric power generation, with roughly 611 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 Newcleo's stock price?

Newcleo has an observed estimated share price from secondary-market activity, updated as new data is observed. Its observed price history runs back to 2025-09-01. 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 Newcleo stock before an IPO?

Sometimes. Private-share sales depend on Newcleo'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 Newcleo 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 Newcleo 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 Newcleo'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 Newcleo IPO?

Unless Newcleo 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 Newcleo 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.

Work out what your Newcleo equity is worth

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