What the options market is positioning for: total open interest, the put/call ratio, and where max pain sits — live across all venues.
Open interest is the total value of options contracts outstanding right now. Bitcoin options are dominated by Deribit, with growing share on CME and others. Rising open interest signals more institutional hedging and directional positioning flowing through options rather than spot or perpetuals — it's a measure of how much capital is committed and how much hedging demand exists.
The put/call ratio compares outstanding puts (downside protection / bearish bets) to calls (upside bets). Above 1, traders are buying more protection — a defensive, cautious tilt. Below ~0.7, call demand dominates — a bullish, risk-on tilt. Persistent extremes can be contrarian, since the crowd is often most protected right before a reversal.
Max pain is the strike where the largest dollar value of options would expire worthless — the price that inflicts maximum loss on option buyers (and maximum gain for writers). As a big monthly or quarterly expiry approaches, spot price often drifts toward the max-pain level because market-makers hedge their books in a way that pins price. It's a tendency, not a law — large directional flows easily override it.
Options positioning is most useful alongside funding rates, long/short positioning and liquidations. Together they show how leveraged, how hedged, and how one-sided the derivatives market is at any moment.
Open interest is the total value of Bitcoin options contracts currently outstanding across venues (Deribit dominates). Rising open interest means growing institutional hedging and positioning through options; it is a gauge of how much capital is committed to the options market.
The put/call ratio compares open interest (or volume) in put options versus call options. A ratio above 1 means more downside protection is being bought (defensive/bearish tilt); below about 0.7 means call demand dominates (bullish tilt). Around 1 is balanced.
Max pain is the strike price at which the greatest dollar value of options would expire worthless — the point of maximum loss for option buyers. Spot price often gravitates toward the max-pain level as a large expiry approaches, though it is a tendency, not a rule.
Read more: The Most Over-Read Number in Crypto — what the research actually measured about expiry pinning, and why Bitcoin pins less than stocks. For the wider market, The Tail That Wags the Spot Market.