Perpetual futures rely on periodic funding payments between long and short traders to keep contract prices aligned with spot market prices, alongside margin requirements that trigger automatic liquidation if thresholds are breached

From the articleWebull sets November US perpetual futures launch to challenge offshore venues - CryptopolitanAlso in Webull to offer Bitcoin perpetual futures to over 6 million clients, Webull to Roll Out Kalshi-Listed Bitcoin Perpetual Futures to US Customers in November - Unchained