For over 30 years, corporate insiders buying their own stock have outperformed the market by 7%+ per year. It pays to know what stocks insiders are buying, right now.
Search any stock to get its Insider Quality Score and full report.
Our Insider Buying Index tracks stocks with clustered open-market purchases by executives — measured against the S&P 500.
Hypothetical illustration. Past performance does not guarantee future results.
| Ticker | Insider buys (90d) | Return vs S&P |
|---|---|---|
| NVTR | $6.2M · 4 insiders | +22.4% |
| ARBN | $5.1M · 2 insiders | +17.9% |
| HLXM | $2.3M · 3 insiders | +11.6% |
| SOLV | $1.8M · 5 insiders | +9.2% |
| Ticker | Insider sales (90d) | Return vs S&P |
|---|---|---|
| QRDA | $9.4M · 6 insiders | −14.1% |
| VELO | $4.7M · 3 insiders | −8.8% |
| MRLN | $3.2M · 4 insiders | −6.5% |
| TYCO | $2.9M · 2 insiders | −3.7% |
Most insider transactions are noise — routine, scheduled, or too small to mean anything. Buying a stock just because one insider bought shares won't net positive results. The signal is in which insiders buy, how much, and whether they're buying together.
Separating the two by hand means reading thousands of filings. So we score every stock instead.
One number that measures the size, intensity, and significance of insider buying — so you never mistake noise for conviction again.
A $5M buy is huge for a $50M company and a rounding error for a $500B one. Size is measured relative to the company.
One insider buying is good. The CEO, CFO, and multiple directors all buying within weeks is a much stronger signal.
A CEO or CFO purchase means more than a director's, which means more than a lower-level insider's.
A CFO who doubles their stake is making a real commitment. An executive adding 1% to a huge position isn't.
Wall Street consensus, implied upside to price targets, and AI-scored tone of the last two weeks of coverage.
Higher score = stronger insider conviction — even if the share price is falling. Scores update continuously as new Form 4 filings arrive.
Every trade below was disclosed to the SEC within two business days of execution. The only question is whether you see it in time.
| Ticker | Insider | Code | Value |
|---|---|---|---|
| NVTR | CEO | P — Purchase | $2,410,000 |
| HLXM | CFO | P — Purchase | $886,500 |
| QRDA | Director | S — Sale | $1,120,000 |
| ARBN | 10% Owner | P — Purchase | $5,050,000 |
| VELO | COO | S — Sale | $640,200 |
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