Bitcoin and Ethereum ETFs attracted $1.9 billion in the past week as investors grew upbeat over the Federal Reserve’s first rate cut this year—and the possibility of more. Bitcoin accounted for the bulk of the inflows with$977 million worth of net deposits. Among the Bitcoin ETFs, iShares Bitcoin Trust, which trades under the IBIT ticker, drew the lion’s share. BlackRock’s flagship Bitcoin fund pulled in $866 million in assets last week, according to U.K. asset manager Farside Investors. “Although inves ...