Cases by state
Ponzi schemes in South Dakota
3 cases announced 2014–2026, involving about $60M in reported investor money. Most common types: crypto & digital assets, agriculture & cattle and trading, forex & commodities. Listed by where the main defendant was based.
The largest by reported amount: Benjamin Paul Wiener ($20M, 2026). Charges are allegations unless a court has entered a conviction or judgment.
Pitch phrases seen in these cases
Cases
| Date | Case | Location | Industry | Amount |
|---|---|---|---|---|
| Jul 16, 2026 | Benjamin Paul Wiener | Sioux Falls, SD | Crypto & digital assets | $20M |
| Mar 16, 2020 | Robert Blom | Corsica, SD | Agriculture & cattle | $20M |
| Jan 23, 2014 | RAHFCO Funds Limited Partnership, RAHFCO Growth Fund Randal Kent Hansen |
Sioux Falls, SD | Trading, forex & commodities | $20M |