Innio's IPO

Listed Jun 4, 2026 at $27 on Nasdaq as INIO.

Offer price
$27
Market cap
$20.3B
Shares
90,000,000

Today 38% below its $27 offer price; its first day closed +23.3%.

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From its final prospectus (424B4) on SEC EDGAR, filed Jun 4, 2026.

What does Innio do?

“We are a leading global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.”
From its final prospectus (424B4), filed Jun 4, 2026
Innio's facts, each with its source
FactInnio
Websiteinnio.comFrom its final prospectus (424B4) of Jun 4, 2026

What is the offering?

Each figure names the filing it is from and that filing's date. The market cap is Breakaway's arithmetic from the prospectus's share count.

Innio's facts, each with its source
FactInnio
Shares offered90,000,000From the final prospectus (424B4) filed Jun 4, 2026
Offer price$27 a shareFrom the final prospectus (424B4) filed Jun 4, 2026
Raised at that price$2.43 billionFrom the final prospectus (424B4) filed Jun 4, 2026
Underwriters' discount$91.1 millionFrom the final prospectus (424B4) filed Jun 4, 2026
Underwriters' option13,500,000 more sharesFrom the final prospectus (424B4) filed Jun 4, 2026
UnderwritersGoldman Sachs, J.P. Morgan, Morgan Stanley, BofA Securities, Barclays, and Citigroup, and 10 moreFrom the final prospectus (424B4) filed Jun 4, 2026, as its cover names them
ExchangeNasdaq Global Select Market, as INIOFrom the final prospectus (424B4) filed Jun 4, 2026
Shares outstanding after750,000,000From the final prospectus (424B4) filed Jun 4, 2026
Market cap at the offer price$20.3 billionBreakaway's arithmetic from the prospectus's share count

What the filing says about its money

Innio's facts, each with its source
FactInnio
Cash$841 million, as of March 31, 2026From its final prospectus (424B4) of Jun 4, 2026: cash and cash equivalents

What risks does Innio name first?

  1. “We operate in a highly competitive environment, and competing solutions for distributed energy include renewables such as solar, wind and storage, reciprocating engines, fuel cells and other engines or turbines, any or all of which might be perceived as superior to our technology.”
  2. “Our business and operations expose us to numerous legal and regulatory requirements, and any actual or alleged violation of these requirements could materially adversely affect our business, results of operations, and financial condition.”
  3. “Future legislation and regulation governing internet-related services, other related communications services information technologies and critical infrastructure, such as data centers, could disrupt our customers' businesses and markets, resulting in declines in sales volume and prices of our products.”

The first three of the risks its prospectus summary lists, in the company's words. The rest, and each in full, are in the filing. Read the filing.

Every date of Innio's IPO

Innio's IPO dates, each with its source
WhatDay
Registration filedForm S-1, SEC EDGARMay 11, 2026
Declared effective by the SECSEC notice of effectiveness, SEC EDGARJun 3, 2026
Pricedfinal prospectus (424B4), filed Jun 4, SEC EDGARJun 3, 2026
Exchange registration filedexchange registration (Form 8-A), SEC EDGARJun 4, 2026
First tradeMassive's IPO calendarJun 4, 2026
Lock-up endsfinal prospectus, SEC EDGAR: “”Nov 30, 2026

How did its first days trade?

From its daily bars, each close against its $27 offer price.

Innio's first sessions
DayOpenCloseFrom the
offer
Jun 4$31$33.30+23.3%
Jun 5$30.60$32.22+19.3%
Jun 8$32.85$33.72+24.9%
Jun 9$34.70$33.72+24.9%
Jun 10$33.45$31.43+16.4%

What is Innio's Quality Score?

3

Below Average

100 trading days so far; 3 of the 14 checks wait for more history.

INIO's page, with every reason behind its score

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

The other IPOs expected

The other IPOs expected or in registration
CompanyPrice

Innio IPO questions

When is Innio's IPO?

Listed Jun 4, 2026 at $27 on Nasdaq as INIO.

What is Innio's IPO price?

Innio's IPO priced at $27 a share, per its final prospectus of Jun 4, 2026.

How many shares is Innio selling?

90,000,000 shares, and the underwriters may buy 13,500,000 more, per its final prospectus (424B4).

Who are the underwriters?

Goldman Sachs, J.P. Morgan, Morgan Stanley, BofA Securities, Barclays, Citigroup, Baird, BNP Paribas, Deutsche Bank, RBC Capital Markets, UBS, Credit Agricole, Erste Group, UniCredit, Academy Securities, and Drexel Hamilton, as the prospectus's cover names them.

When does the lock-up end?

Innio's IPO lock-⁠up ends Nov 30, 2026. Its final prospectus says: “.”

Does Breakaway rate Innio?

Innio has a Quality Score of 3 today. The score counts the 14 chart checks and the company's filings; a check that needs more history than a new stock has waits for it.

Can Breakaway say where Innio's price will go?

No. Breakaway does not say where a price will go. Every figure here is from the company's SEC filings, linked on each line.

Where every figure comes from.

  • Each company's SEC filings on EDGAR, read twice a day: its registration (Form S-1 or F-1), the amendment that sets its price range, and its final prospectus (424B4). The shares, the price, the underwriters, the lock-up, and the company's words are the filing's, linked on each line.
  • The expected day is Massive's IPO calendar's, the first trade the market data's, and the moves each stock's daily closes against its offer price.
  • The market cap is Breakaway's arithmetic: the shares the prospectus says will be outstanding after the offering, times the midpoint of the range or the offer price.
  • The Quality Score is Breakaway's, from a stock's second trading day; for its first 21 sessions it is marked New listing, and each check that needs more history waits for it.
  • Blank-check companies (SPACs) and unit offerings are left out and counted; a direct listing and a US listing of a company listed abroad are in and marked.

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Every IPO expected and listed, and June 2026's listings.

Sources: Innio N.V.'s final prospectus (424B4) of Jun 4, 2026; the prices, the stock's daily bars, 15 minutes behind.

Not advice. Figures from each company's SEC filings, linked on each line. Breakaway is not an underwriter, broker, or adviser, and does not say where a price will go.

Scores as of 8:26 PM ET, 15 minutes behind.

Our top-scored stocks' record: Oct 2021 to Sep 2026, before costs; recorded live since Sep 9 2026.

Breakaway publishes impersonal securities research and analytical tools: one formula, the same score for everyone. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security.

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