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 |
|---|---|---|---|---|---|---|---|
| ACOG | $8.47 | 13,426 | $113,718.22 | 3,203,904 | 2026-09-25 | Filing | |
| ACOG | $8.57 | 18,337 | $157,082.08 | 3,190,478 | 2026-09-24 | Filing | |
| PDI | $13.76 | 5,500 | $75,654.70 | 9,313 | 2026-09-24 | Filing | |
| CBK | $32.69 | 70 | $2,287.95 | 45,871 | 2026-09-16 | Filing | |
| CBDS | $0.01 | 125,000 | $1,000.00 | 23,190,742 | 2026-09-17 | Filing |
Insider Trading: Sales
| Insider | Symbol | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|---|
| MNKD | $3.29 | 39,051 | $128,477.79 | 713,258 | 2026-09-25 | Filing | |
| ZS | $207.80 | 3 | $623.40 | 42,768 | 2026-09-25 | Filing | |
| ZS | $205.99 | 4 | $823.97 | 42,771 | 2026-09-25 | Filing | |
| ZS | $205.35 | 20 | $4,106.99 | 42,775 | 2026-09-25 | Filing | |
| ZS | $204.42 | 12 | $2,453.00 | 42,795 | 2026-09-25 | Filing |