According to crypto options exchange Deribit, roughly $2.02 billion worth of bitcoin (BTC) options will expire on Tuesday, Dec. 20 at 8:20 UTC. The put/call ratio is 0.87, which means that there are more put options (bets that the price of BTC will fall) than call options (bets that the price will rise). The max pain price, or the price at which the largest number of option buyers lose money, is $101,000. Separately, about $608 million worth of ether (ETH) options will also expire at the same time. The put/call ratio for ETH options is 0.50, which indicates that there are roughly equal numbers of put and call options. The max pain price for ETH options is $3,700.