The largest BTC block option today was a boss selling 104000 put options and 107000 call options that expire this Friday, totaling 720 BTC, with a premium of 824000 yuan. The profit range upon expiration is 101900 to 109300 yuan, and the current winning rate is very high; The maximum profit range is between 104000 and 107000 yuan, and all 824000 yuan of royalty income can be retained.