Source: Cointelegraph.com NewsGrayscale’s BTC and ETH ETFs face significant outflows, while other approved ETF participants maintain a positive balance.Read MoreUnited States, North America, Bitcoin ETF, Ethereum ETF, ETF, SEC, Investments, Cryptocurrency Investment, Grayscale Investments, Ether ETF, GBTC, ETHE, crypto outflows, BlackRock Bitcoin