Deribit options bulk data: A user purchased a call option for $3400 at the end of September and sold a call option for $4400

ChainCatcher news, Lin Chen, the head of Deribit Asia Pacific business, stated on social media that a user purchased call options for $3400 at the end of September and sold call options for $4400 at the end of September, totaling 2500 ETH, paying a premium of $738,000. The user bought a bull spread for $3400 - $4400 in September to reduce costs, and will profit if the price is greater than $3700 at expiration.