ETH options expiring 13SEP26, 3 days out, with the forward at $2,472. Open interest is $5M in calls and $3M in puts, put/call 0.49, and max pain is $2,500. At-the-money implied volatility is 46.8%. Where a strike is listed on both venues the cheaper ask and richer bid are visible side by side; the arb scanner flags any gap that exceeds fees. Strikes shown are within 60% of the forward. All ETH expiries.