Bollcoin, October 28: According to unfolded. data, at 16:00 Beijing time this Friday, 135,000 BTC will expire on Deribit, with a notional value of $10.92 billion, a max pain price of $78,000 and a put/call ratio of 0.53. On the Ethereum side, ETH options with a notional value of $776 million will expire this Friday, with a max pain price of $2,500 and a put/call ratio of 0.77.