Franklin Templeton Investments said it was seeking regulatory approval to launch a new crypto index ETF. Several companies have applied to approve ETFs for cryptocurrencies other than Bitcoin and Ethereum, such as SOL and XRP, which are still pending. "The fund may not currently hold any digital assets other than BTC and ETH," Franklin Templeton said in a regulatory filing. "It is uncertain whether additional digital assets will be added to the underlying index in the future." If other cryptocurrency ETF applications are approved by the US SEC, this would give Franklin room to modify its ETF...