Options at a $40,000 strike price expiring in March 2021 and June 2021 went live on Deribit early on Friday
Source: https://www.coindesk.com/bitcoin-traders-can-now-bet-on-40k-price-with-new-deribit-options
Bitcoin Traders Can Now Bet on $40K Price With New Deribit Options
October 30, 2020
CoinDesk
