Position 2026-10-30: short (-0.35, confidence 0.55)

We are moderately bearish on Bitcoin for October 30. This is a lean, not a maximum-conviction short. BTC fell 4.3% on October 29 and closed at $77,800, within $100 of the session low, after reports that Binance had been drained of an estimated $5.5–5.7 billion in what CoinDesk called the biggest crypto hack in history. The break below $80,000 extends the slide: BTC is down 4.3% over seven days and 7.0% over thirty, and about 38% below its $126,200 all-time high. The damage was concentrated and specific to crypto. Nearly all of the day's loss came in the final eight-hour block (-4.9%), more than five times the 14-day average move for that window. Forced selling drove much of it. Roughly $190 million of long positions were liquidated against $35 million of shorts, the largest long flush of the week, with the heaviest bands between $78,000 and $80,000. Options traders repriced protection quickly: front-month 25-delta put-minus-call skew jumped to about 8.4 vol points from a 7-day average near 3.0, and Deribit's DVOL implied-volatility index rose to 42. We lean short rather than expect a quick V-shaped recovery because positioning has not fully cleared. Funding is still positive across major perpetual venues, retail account long/short ratios on Binance and Bybit sit near 1.9–2.0, and open interest measured in BTC rose on the day instead of being flushed out. On-chain, long-term holders' share of supply has slipped about 0.9 percentage points over 30 days, and coin-days destroyed are running about a third above the prior month, which means older coins are moving. Demand looks soft too: the Coinbase premium is at its weakest level of the past month, and USDC supply shrank by about $2 billion in a week. Macro is not the story. The S&P 500 and Nasdaq both rose about 0.7% over the week, the VIX eased to 17.2, bond-market volatility (MOVE) fell about 12% and high-yield credit spreads tightened. Bitcoin fell while traditional markets were calm, so we read the selloff as a crisis of crypto-market plumbing and confidence, not a broad risk-off move. That is also why cross-asset signals do not push our view either way. The lean is only moderate because the bear case has real counterweights. Sentiment turned fast, with the Fear & Greed index dropping to 30 from a 7-day average of 48, and sharp fear combined with long liquidations can mark short-term lows. Tether, Circle and Binance reportedly froze $1.8–2.5 billion of the stolen funds. Farside data show US spot ETFs took in net inflows over the ten sessions before the hack despite a $636 million outflow on October 22. As of late October 29, Kalshi's same-day close ladder was still centered near $79,500, implying traders expected some rebound. Spot also remains far above the aggregate on-chain realized price of about $54,100, with roughly 64% of supply still in profit. If BTC sustainably reclaims the $80,000–$81,000 area, where the call and put gamma books balance and most short liquidations printed, this view is wrong. Continued weakness toward the $75,000 strike, the largest options open-interest cluster, would confirm it.