Cryptocurrency prices extended gains Monday, lifted over the weekend as investors assessed the fallout from the collapse of Silicon Valley Bank and crypto-friendly Signature Bank alongside a commitment by federal regulators to backstop depositors at both institutions and across the banking system. Bitcoin BTCUSD was up 18.34% at $24,417 over the past 24 hours, according to CoinDesk data. Ether ETHE was trading at $1,690, up 14.87% in the past 24 hours, according to CoinDesk. U.S….