Vitalik Buterin pushes formal verification for Ethereum options-based index tracking assets via Vyper and oracles at $1659.82 ETH price.

109,000 BTC options expired at max pain $72,000 with $8.55B value; 563,000 ETH at $2,200 with $1.32B, amid bullish BTC price prediction trends.

According to @StockMKTNewz, CME Group states all CME markets are open and trading, which includes CME Bitcoin (BTC) and Ether (ETH) futures and options being available for order execution (source: @StockMKTNewz on X, Nov 28, 2025). With CME crypto derivatives live, traders can manage exposure, roll contracts, and track spot-to-futures basis for BTC and ETH on the regulated venue during the session (source: @StockMKTNewz on X, Nov 28, 2025).