ETH options expiring 25DEC26, 109 days out, with the forward at $2,524. Open interest is $938M in calls and $369M in puts, put/call 0.39, and max pain is $2,200. At-the-money implied volatility is 52.3%. 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.