最新报道:Bitcoin traders are positioning for October's historically bullish "Uptober" period following a record $16 billion options expiry on Deribit. Analysts note heavy call option bets in the $115,000-$125,000 range, with a put-to-call ratio of 0.65 indicating bullish sentiment. While market maker hedging has temporarily suppressed volatility, institutions are leaning bullish with structured trades. Key signals to watch include ETF flows and perpetual funding rates as the market anticipates potential breakout momentum post-expiry.