Friday’s BTC and ETH options expiry carries ~$2.01B in combined notional open interest, with positioning concentrated around a handful of key strikes. BTC accounts for ~$1.67B, with max pain at $66K. Call OI is heaviest at $67K and $68K, with another notable concentration at $72K. On the put side, $60K is the largest concentration. ETH carries ~$345M in notional, with max pain at $1,960. The largest call concentrations sit at $1,950 and $2,000, while $1,700 holds the largest put OI. Put/call OI ratios remain below 1 for both assets: 0.76 for BTC and 0.79 for ETH. Into expiry, 66K-68K BTC and 1,950 - 2000 ETH are the key areas where open interest is most concentrated.(Coinbase Assets 🛡️)