Three High-Growth Stocks: A Smart Money Check on Insider Skin in the Game

The baseline conviction is clear: high insider ownership is a common trait among these growth picks. Gloo Holdings sits at 13.3% insider ownership, a figure that places it among the top U.S. growth companies in our screener. That's skin in the game. For Similarweb, the picture is starkly different. Despite its own growth profile, the company reports 0.00% insider ownership, with institutional shareholders holding a commanding 52.99% stake and retail investors making up the rest. Celsius Holdings is not covered in the provided evidence.

The thesis here is straightforward. A high ownership percentage suggests alignment of interest, a signal that the people running the company believe in its future. But as we'll see, that's just the starting point. The real signal isn't the static percentage on a chart; it's the dynamic flow of shares as insiders buy or sell. That's where the smart money's true conviction reveals itself.

The Insider Signal: Recent Activity and Motive

The static ownership numbers tell us who controls the company. The real signal is what they are doing with their own money right now. For Gloo Holdings, the recent filings paint a picture of concentrated conviction, not just a one-time grant.

On November 20, 2025, the CEO and several officers made a coordinated purchase of shares. Chief Executive Officer Scott Arthur bought shares, as did other officers and directors. This wasn't a trickle; it was a synchronized move by the core team. Then, just weeks later, the board delivered a massive incentive. On December 9, 2025, the CEO received a stock award of 906,663 shares, with other executives and the CFO also receiving significant grants. This is the kind of compensation that ties long-term pay directly to stock performance, aligning their fortunes with the company's future.

The bottom line is clear. There is no recent selling pressure from insiders. Data shows GLOO insiders have bought more shares than they have sold in the past 3 months. This isn't just skin in the game; it's actively adding to the position. The December grants, in particular, are a powerful signal. They represent a bet on future growth, with the CEO's award alone worth millions at current prices. When the people running the company are buying and getting paid in stock, that's the smart money's vote of confidence.

Smart Money and Whale Activity: Institutional Accumulation

The insider signal is strong for Gloo Holdings. Now we need to see if the broader smart money is following suit. The answer for Gloo is a clear "not yet." There is no reported whale activity or significant institutional accumulation. The data shows no whale activity for this ticker, and the institutional ownership dashboard indicates no recent changes in holdings. This is a notable gap. When insiders are buying and getting paid in stock, a parallel move by large funds would be the next logical step to confirm a consensus view. The absence of that move suggests the institutional community is either waiting for more proof of the growth thesis or remains cautious.

For Similarweb, the institutional picture is different. The company has 52.99% institutional ownership, a figure that suggests significant professional interest. However, the evidence does not detail recent buying or selling activity from these large shareholders. We see the high percentage, but not the flow. This creates a mixed signal. High institutional ownership can be a vote of confidence, but without recent accumulation, it doesn't necessarily mean these funds are increasing their bets right now. It could simply reflect a stable, long-term holding pattern.

One potential signal is missing for Gloo entirely. The Congressional trading data for GLOO is not available, meaning we cannot track whether members of Congress are buying or selling the stock. That removes a secondary source of informed trading data from the analysis. In contrast, the lack of institutional activity is a more direct signal: the whales aren't moving. The smart money is holding its breath, waiting to see if the insider bets pay off.

Catalysts and Risks: What to Watch for Smart Money

The insider signal for Gloo is positive, but it's a forward-looking bet. The smart money's thesis hinges on execution, not just current sentiment. The primary catalyst is the company's ambitious growth plan. Management forecasts 39.2% annual revenue growth, with a clear path to more than double its revenue in fiscal 2026. The real test will be whether this forecast materializes. A successful ramp-up would validate the insider bets and likely attract institutional follow-through.

The key risk, however, is the scale of that insider conviction. While the coordinated purchases and December grants are powerful signals, the reported trades themselves are relatively small. For instance, one officer bought just 250 shares. This suggests the buying is either a symbolic gesture or that insiders are still accumulating cautiously. The smart money will be watching for a sustained flow of larger purchases in future Form 4 filings. Any significant sales would be a major red flag, signaling a change in sentiment from those who know the business best.

The bottom line is that the insider activity sets the stage, but the company's performance must deliver. Watch for quarterly reports that show revenue hitting those high-growth targets and progress toward profitability. Until then, the thesis remains unproven. The smart money is waiting to see if the skin in the game translates into skin on the line through real operational success.