Insider trading is one of the least known successful stock market anomalies. It's managed to beat the market by an average of 7 percentage points annually over the past 50 years. Several peer-reviewed academic studies covering different time periods document the profitability of insider trading.
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Ameresco Insiders Bought About $1.9 Million After the Stock Fell. Are They Signaling an AI-Power Rebound?
Ameresco insiders have been buying into a steep decline instead of waiting for the chart to improve.
Insider Trading: Purchases
| Insider | Symbol | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|---|
| LEN | $79.53 | 7,022 | $558,459.66 | 548,892 | 2026-09-25 | Filing | |
| LEN | $79.91 | 2,975 | $237,732.25 | 541,870 | 2026-09-24 | Filing | |
| LEN | $79.42 | 9,415 | $747,739.30 | 538,895 | 2026-09-24 | Filing | |
| LEN | $79.99 | 1,263 | $101,027.37 | 529,480 | 2026-09-23 | Filing | |
| LEN | $81.60 | 171,723 | $14,012,596.80 | 25,378,134 | 2026-09-25 | Filing |
Insider Trading: Sales
| Insider | Symbol | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|---|
| GCT | $54.31 | 13,800 | $749,435.22 | 7,150 | 2026-09-25 | Filing | |
| GCT | $53.58 | 4,497 | $240,966.35 | 20,950 | 2026-09-24 | Filing | |
| NTRA | $390.53 | 220 | $85,915.50 | 9,000 | 2026-09-23 | Filing | |
| NTRA | $389.71 | 1,935 | $754,090.40 | 9,220 | 2026-09-23 | Filing | |
| NTRA | $388.76 | 1,341 | $521,332.12 | 11,155 | 2026-09-23 | Filing |