The largest cryptocurrency by market shed as much as 3.4 per cent to $19,947.32 on Saturday as of 2:40 p.m. in Singapore, dipping below $20,000 for the first time since July 14 and extending its rout this year to 57 per cent. It has traded in a range between that level and about $22,000 for the past week.
Ether slid as much as 5.5 per cent to $1,471.41. Solana and Avalanche fared worse, dropping as much as 6.4 per cent and 6.9 per cent.
Powell, the Federal Reserve chairman, signaled the US central bank is likely to keep raising interest rates and leave them elevated for a while to stamp out inflation, and he pushed back against any idea that the Fed would soon reverse course. Low rates are seen as one of the catalysts for pushing investor into crypto during the Covid lockdowns.
Ether had been outperforming the broader crypto market in recent weeks amid optimism over a pending network software upgrade called the Merge.