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Nebius Stock Leads 3 AI Infrastructure Growth Picks With High Insider Ownership

Simply Wall St·08/25/2026 07:25:58
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Japan’s 10 year government bond yield near 2.88% has reminded investors that cheap money is no longer guaranteed. As markets weigh what higher funding costs can mean for growth, companies that already generate strong internal momentum and have managers with real skin in the game draw more attention. This article highlights three stocks from the Fast Growing Stocks With High Insider Ownership list that fit that profile.

The three stocks that follow are just a starting sample, as the full screen has surfaced 1,302 more companies with equally compelling insider backed growth stories that are not covered below. To go wider and identify ideas that best fit your own criteria, head straight into the Fast Growing Stocks With High Insider Ownership screener

IREN (IREN)

IREN is a Sydney based operator of vertically integrated data centers in Australia and Canada that power energy intensive computing, including large scale Bitcoin mining, which ties it directly to the screener’s fast growing digital asset infrastructure theme. The company currently reports revenue by geography, with about US$692 million from Australia and US$65 million from Canada, reflecting how its power and data center footprint is spreading across key markets. IREN’s market cap of roughly US$15.0b places it firmly in large cap territory.

Investors keeping an eye on fast growing digital infrastructure may find IREN hard to ignore. The company blends its origins in efficient, renewable powered Bitcoin mining with a rapid push into AI cloud services, backed by large, multi year contracts with Microsoft and Nvidia that aim to turn power capacity into recurring revenue. Forecasts for revenue and earnings growth sit alongside pressure points, including past shareholder dilution, non cash earnings and a P/E that assumes a lot will go right. For anyone curious about how a former pure play miner is trying to become an AI infrastructure provider at scale, the full IREN story is worth a closer look.

IREN’s shift from Bitcoin mining into long-term AI cloud deals with Microsoft and Nvidia could be reshaping its entire story. Get the full context in the 2 key rewards and 4 important warning signs (4 are major!)

NasdaqGS:IREN Earnings & Revenue Growth as at Aug 2026
NasdaqGS:IREN Earnings & Revenue Growth as at Aug 2026

Nebius Group (NBIS)

Nebius Group is a Netherlands based technology company focused on building full stack infrastructure for the global AI industry, with its Nebius AI Cloud segment generating about US$1.3b of revenue, far outweighing smaller units TripleTen at US$52.9 million and Avride at US$2.8 million. That AI cloud business, built around large GPU clusters, a dedicated platform and developer tools in partnership with Nvidia, is a clear link to the fast growing AI infrastructure theme behind this screener. With a market cap of roughly US$60.1b, Nebius is a heavyweight in this space.

Nebius Group is attracting attention because its AI cloud business is securing multibillion dollar contracts and turning adjusted EBITDA positive as demand for high end compute accelerates. The company is leaning into that momentum with aggressive data center expansion, a close Nvidia partnership and large new financing that aims to keep capacity ahead of customer demand. The flip side is meaningful risk, including thin current margins, heavy capital needs, insider selling and a valuation that already reflects optimistic growth assumptions. If you are interested in AI infrastructure with strong growth forecasts and are comfortable with volatility and funding risk, Nebius is a story to monitor closely.

Nebius Group’s AI cloud growth story is accelerating, yet the real debate is whether current expectations already bake in too much. Get the full picture in the analyst forecasts for Nebius Group

NasdaqGS:NBIS Earnings & Revenue Growth as at Aug 2026
NasdaqGS:NBIS Earnings & Revenue Growth as at Aug 2026

Klarna Group (KLAR)

Klarna Group is a London based digital bank and payments provider that lets shoppers pay in full, pay later or spread purchases over 3 to 48 months. This is the clearest link to the screener’s focus on fast growth backed by flexible financing. Most of its roughly US$4.0b in revenue comes from data processing services across its merchant and consumer network, while the US, Germany, the UK and other markets all contribute meaningful regional revenue. With a market cap of about US$5.4b, Klarna Group is a mid sized global player in pay later and fair financing solutions.

Klarna Group may appeal to investors who want exposure to flexible payments that could still be early in their adoption curve. The company’s core offering combines a growing pay later engine with merchant advertising and loyalty tools. This sits alongside expectations for earnings to grow and for the business to move from losses into profit over the next few years. At the same time, the stock carries questions relating to reliance on external borrowing, fair value accounting swings, leadership turnover and softer guidance that recently prompted analyst downgrades. For investors weighing growth at a modest P/S multiple with funding and execution risk attached, Klarna Group is a story that may warrant closer attention.

Klarna Group’s shift toward profit and flexible lending is gaining traction, yet many investors may be missing how the full picture compares with the risks. Get the context in the analysis report for Klarna Group

NYSE:KLAR Earnings & Revenue Growth as at Aug 2026
NYSE:KLAR Earnings & Revenue Growth as at Aug 2026

Seeking Alternatives Before The Crowd Moves

Fresh stock ideas can move from quiet accumulation to full breakout quickly. Use that window while it matters and before momentum gets away from you, then act now.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.