ETH options expiring 19SEP26, 3 days out, with the forward at $2,399. Open interest is $11M in calls and $9M in puts, put/call 0.88, and max pain is $2,440. At-the-money implied volatility is 52.6%. 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.