2020年统计表示Retail玩期权输多赢少。现在应该区别也不大，因为概率学保证了庄家的胜率高于散户。

Despite the rise in share prices since early 2020, traders who have treated stockmarkets like a casino have on average fared about as well as a typical slot-machine player. The Journal of Finance authors estimate that between November 2019 and June 2021, retail investors collectively lost $2.1bn on options.