According to PANews, the U.S. Securities and Exchange Commission (SEC) has announced that Nasdaq has submitted a proposal to change its rules to allow the listing and trading of shares for the 21Shares Spot Polkadot ETF. This proposal is made under Nasdaq Rule 5711(d), which pertains to 'Commodity-Based Trust Shares.' The SEC has officially accepted the application and is now seeking public comments on the matter.