[U.S. Stock Cryptocurrency Concept Stocks Rise Across the Board, Robinhood Up Over 5%] On October 31, U.S. stock cryptocurrency concept stocks generally rose, with Robinhood (HOOD) and IREN Ltd (IREN) increasing by over 5%, Coinbase (COIN) and Strategy (MSTR) up over 4%, and Bitmine Immersion Technologies (BMNR), Circle (CRCL), and Cipher Mining (CIFR) rising by over 3%.