Bitcoin Falls 3.7% to Test $81,500 ETF Cost Basis

Crypto Insight Summary: Glassnode’s estimated ETF holding cost, last dated Oct. 19, has acted as support in October after capping bitcoin’s May rally. Crypto Insight Analysis: Direction: Bearish BTC Impact: Minor Impact Horizon: Short-term (1-3 days) Reasoning: ETF cost basis acting as support suggests short-term volatility but not a major trend shift.