The New York Stock Exchange (NYSE) American LLC has proposed a rule change that will allow it to list and trade options for three Ether exchange-traded funds operated by crypto asset managers Grayscale and Bitwise. In an Aug. 7 filing to the Securities and Exchange Commission, the NYSE American asked the SEC to “permit the listing and trading of options” for the Bitwise Ethereum ETF (ETHW), the Grayscale Ethereum Trust (ETHE) and the Grayscale Ethereum Mini (ETH). NYSE American said that allowing the trading of options on the three Ether (ETH) ETFs would benefit investors by providing a low-co…