Core Insights - CME Group Inc is currently trading flat at $281.10 following a cooling issue at its CyrusOne data center, which led to a temporary shutdown of trading activities [1] - The company has shown resilience, recovering from October lows near $260 and achieving a year-over-year gain of 18.5% [2] - There has been an increase in the popularity of puts in the options market, with a 10-day put/call volume ratio of 1.94, ranking higher than 95% of readings from the past year [2] - Options are currently considered affordable, with CME Group's Schaeffer's Volatility Index (SVI) at 18%, indicating low volatility expectations among near-term option traders [3]