The United States market has shown robust performance, rising 1.9% in the last week and 20% over the past year, with earnings projected to grow by 19% annually. In this thriving environment, growth companies with high insider ownership can be particularly appealing as they often signal strong internal confidence and alignment with shareholder interests.

Top 10 Growth Companies With High Insider Ownership In The United States

Name	Insider Ownership	Earnings Growth
Uxin (UXIN)	34.3%	69.4%
Upstart Holdings (UPST)	14.1%	58.9%
Karman Holdings (KRMN)	15.6%	52.6%
Forum Markets (FRMM)	32%	127.7%
Figure Technology Solutions (FIGR)	25.9%	54.1%
Duos Technologies Group (DUOT)	10.5%	48.2%
Corcept Therapeutics (CORT)	10.9%	48.9%
Astera Labs (ALAB)	10.1%	30.9%
AppLovin (APP)	27.2%	22%
Allegiant Travel (ALGT)	10%	133.7%

Let's uncover some gems from our specialized screener.

REalloys (ALOY)

Simply Wall St Growth Rating: ★★★★★☆

Overview: REalloys Inc. is a North American company specializing in rare earth metals and permanent magnets, with a market cap of $871.07 million.

Operations: The company generates revenue from rare earth metals amounting to $1.45 billion and permanent magnets totaling $2.30 billion.

Insider Ownership: 32%

Earnings Growth Forecast: 75.1% p.a.

REalloys Inc. is poised for significant growth with its forecasted 70% annual revenue increase, outpacing the US market's 12.8%. Despite recent executive changes and a volatile share price, REalloys has secured strategic partnerships and exclusive contracts, including a U.S. Army deal to establish critical-mineral processing facilities. The company was added to multiple Russell indexes, enhancing visibility among investors. However, financial concerns persist with auditor doubts about its ability to continue as a going concern and delayed SEC filings.

RUM Group (RUM)

Simply Wall St Growth Rating: ★★★★★☆

Overview: RUM Group Inc. operates a video sharing and cloud services platform across the United States, Canada, and internationally, with a market capitalization of $2.15 billion.

Operations: The company's revenue is derived from its Internet Software & Services segment, totaling $102.38 million.

Insider Ownership: 35.8%

Earnings Growth Forecast: 93.7% p.a.

RUM Group is positioned for rapid growth, with earnings projected to rise 93.74% annually and revenue expected to grow 60% per year, significantly outpacing the US market. Despite being dropped from multiple Russell indexes recently, RUM's strategic agreements, such as the multi-year AI infrastructure deal with Together AI, highlight its potential in high-demand sectors. However, challenges include a volatile share price and a recent net loss of US$30.27 million for Q1 2026.

Atlassian (TEAM)

Simply Wall St Growth Rating: ★★★★★☆

Overview: Atlassian Corporation offers collaboration software designed to enhance productivity across global organizations, with a market cap of approximately $20.11 billion.

Operations: Atlassian's revenue primarily comes from its Software & Programming segment, which generated $6.19 billion.

Insider Ownership: 36.2%

Earnings Growth Forecast: 47.4% p.a.

Atlassian's growth trajectory is bolstered by innovative AI offerings and strategic partnerships, notably with Google Cloud, enhancing its product ecosystem. Despite recent index removals, Atlassian's revenue grew to US$1.79 billion in Q3 2026, although it reported a net loss of US$98.39 million. The introduction of Flex aims to meet evolving enterprise needs while maintaining high insider ownership. However, the stock has faced volatility and significant insider selling recently.

Key Takeaways

• Investigate our full lineup of 173 Fast Growing US Companies With High Insider Ownership right here.
• Curious About Other Options? AI is about to change healthcare. These 130 stocks are working on everything from early diagnostics to drug discovery. The best part - they are all under $10b in market cap - there's still time to get in early.

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.The analysis only considers stock directly held by insiders. It does not include indirectly owned stock through other vehicles such as corporate and/or trust entities. All forecast revenue and earnings growth rates quoted are in terms of annualised (per annum) growth rates over 1-3 years.