ソース:[1] Today's Options Expiry: $3.4 Billion BTC and $810 Million ETH Options Set to Expire - TechFlow (https://www.techflowpost.com/newsletter/detai ...)[2] Over $4.3 Billion Bitcoin & Ethereum Options Expire Today - BeInCrypto (https://vertexaisearch.cloud.google.com/groun ...)[3] Bitcoin Futures Sep '25 Futures Options Volatility & Greeks - Barchart.com (https://vertexaisearch.cloud.google.com/groun ...)