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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You may be concerned about the recent declines in AI stocks such as NVDA.
Insider Trading: Purchases
| Insider | Symbol | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|---|
| SLMT | $4.97 | 1,149,000 | $5,710,530.00 | 1,340,646 | 2026-05-21 | Filing | |
| SLMT | $4.97 | 1,149,000 | $5,710,530.00 | 1,336,868 | 2026-05-21 | Filing | |
| NMM | $69.57 | 1,196 | $83,208.11 | 4,734,219 | 2026-05-29 | Filing | |
| NMM | $70.65 | 1,170 | $82,661.67 | 4,733,023 | 2026-05-28 | Filing | |
| NMM | $72.61 | 1,132 | $82,195.88 | 4,731,853 | 2026-05-27 | Filing |
Insider Trading: Sales
| Insider | Symbol | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|---|
| PRIM | $130.26 | 105 | $13,677.30 | 0 | 2026-05-28 | Filing | |
| PRIM | $129.85 | 5,855 | $760,285.80 | 105 | 2026-05-28 | Filing | |
| PRIM | $128.65 | 6,147 | $790,788.81 | 5,960 | 2026-05-28 | Filing | |
| PRIM | $127.66 | 6,017 | $768,120.59 | 12,107 | 2026-05-28 | Filing | |
| PRIM | $126.68 | 9,450 | $1,197,131.67 | 18,124 | 2026-05-28 | Filing |