Why it matters
Growth companies where insiders own a big stake. Ownership and signal-led themes help surface where incentives, positioning or professional coverage may be changing around a company.
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Fast Growers, High Insider Ownership
Growth companies where insiders own a big stake.
When founders and management hold a large slice of the shares, incentives align with outside investors. This collection combines high insider ownership (10%+) with strong growth or momentum — skin in the game behind a growing business.
What to check next
Check whether insiders or institutions are aligned with ordinary shareholders and whether the signal is backed by improving fundamentals.
Main risk
Signals can lag reality, and ownership alone does not protect against overvaluation, dilution or a deteriorating business.
Showing the 40 largest of 168 — sort or filter to explore the rest.
- RewardRiskYield0.8%
- RewardRiskYield5.3%
- RewardRiskYield1.1%
- RewardRiskYield2.6%
- RewardRiskYield3.0%
- RewardRiskYield1.0%
- RewardRisk
- RewardRiskYield2.2%
- RewardRiskYield3.7%
- RewardRiskYield4.3%
- RewardRisk
- RewardRiskYield5.8%
- RewardRiskYield7.1%
- RewardRiskYield1.8%
- RewardRiskYield0.0%
- RewardRiskYield0.0%
- RewardRiskYield2.0%
- RewardRiskYield1.3%
- RewardRisk
- RewardRiskYield1.5%
- RewardRiskYield6.6%
- RewardRiskYield3.3%
- RewardRiskYield0.0%
- RewardRiskYield1.7%
- RewardRiskYield2.8%
- RewardRiskYield0.0%
- RewardRiskYield0.8%
- RewardRiskYield1.2%
- RewardRiskYield2.4%
- RewardRiskYield0.4%
- RewardRiskYield3.6%
- RewardRiskYield1.0%
- RewardRisk
- RewardRiskYield5.9%
- RewardRiskYield0.8%
- RewardRiskYield1.8%
- RewardRisk
- RewardRiskYield1.9%
- RewardRisk
- RewardRiskYield1.4%
Related collections
Frequently asked questions
What is the Fast Growers, High Insider Ownership collection?
Growth companies where insiders own a big stake. It currently holds 168 stocks, each rated by Openbook's Reward and Risk scores. When founders and management hold a large slice of the shares, incentives align with outside investors.
How are Fast Growers, High Insider Ownership stocks selected?
Constituents are chosen by a rules-based screen over the full UK and US common-stock universe, then ranked by market capitalisation.
How often is the Fast Growers, High Insider Ownership list updated?
It is rebuilt from live market data, so the constituents and their rankings update as prices and company fundamentals change — there is no fixed, hand-edited list.
How should I use the Reward and Risk ratings?
Openbook's Reward rating combines a stock's growth, momentum, profitability and valuation into a single 0–100 score, and the Risk rating scores financial strength, volatility and size. Use them to compare names within this theme — broadly, a higher Reward alongside a lower Risk is more attractive. They are quantitative research signals, not investment advice.
Openbook Reward and Risk ratings and factor scores are quantitative signals for research, not investment advice. Data may be delayed. Some US-listed names carry partial factor coverage.