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Smart-Money Report: Whales Net Short on BTC — Sep 23, 2026
WhaleRoom's daily read on what tracked whales did across BTC, ETH, SOL and the spot ETFs over the last 24 hours — built entirely from proprietary position data.
Bitcoin traded at $86.2K today, experiencing a 24h change of -0.49%. Whales are positioned net short on BTC, with 32.9% holding long positions. The long vs short count today stands at 9 long and 21 short, with 38.7% of profitable whales currently long.
The largest whale activity today was a $1.13M build in short positions, while the biggest trim was also in short positions at $514.8K. The ETH accumulation index is at 35/100, and the SOL accumulation index is also 35/100.
Today's BTC spot ETF net flow was $999M, with ETH spot ETF net flow at $270M. This indicates significant institutional inflows into Bitcoin and Ethereum.