This comprehensive analysis examines Bitcoin put option open interest through ProCap CIO Jeff Park's insights, revealing critical market dynamics post-spot ETF listings. Bitcoin's implied volatility has returned to pre-ETF levels, marking a mature market phase with measured price responses. The analysis highlights that the $85,000 put option commands approximately $1 billion in open interest, signaling substantial downside hedging activity among market participants. Contrasting this defensive positioning, call options across $125,000, $140,000, and $200,000 strikes collectively represent $2.3 billion in bullish sentiment. The interplay between these positions establishes key support and resistance levels while revealing market division between risk hedgers and upside optimists. This guide serves traders and investors seeking to understand Bitcoin options positioning, market sentiment indicators, and volatility expectations around December 26 expiration, providing actionable insights for portfolio management a