Aksana Kavaleuskaya/iStock via Getty Images ProShares files a preliminary prospectus for the ProShares S&P Kensho Crypto & Blockchain ETF with the U.S. Securities and Exchange Commission along with eight other exchange traded funds. The ProShares S&P Kensho Crypto & Blockchain ETF seeks to track the performance of the S&P Kensho Global Crypto & Blockchain Index. The index picks out companies centered around technologies that form the blockchain and digital currency value chain. In addition, the index includes organizations that are U.S., non-U.S. developed, and emerging market businesses dedicated to building technology products or services and companies that enable digital currencies. Per the prospectus, such examples include the following: “Developing distributed ledger technology and new consensus mechanisms, including products in the proof-of-concept stage of development. Companies enabling distributed ledgers, such as miners. Digital currency trading platforms, exchanges, and custody platforms and services Digital currencies and the software and hardware that enable