The largest BTC block option today is: A certain boss earned 2.283 million US dollars and sold 90000 put options due at the end of the year, totaling 150 BTC Last night, the market experienced another sharp decline, with BTC dropping nearly 4% in the past 24 hours and its price falling all the way below 90000. If the price is greater than 77000 yuan at the time of delivery, it will be profitable; If the year-end price is higher than 90000 yuan, the yield of the currency standard will reach 17.25% (approximately 21% annualized); If the price falls below, it is equivalent to buying and hoarding coins at a price of 90000 yuan.