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Smart-Money Report: Whales Net Short on BTC — Sep 16, 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 $76.2K today, down -0.91% in the last 24 hours. Whale positioning for Bitcoin remains net short, with 30.8% of whales currently long. The current long vs short count is 10 long / 20 short, and 27.9% of whales in the long position are profitable.
The biggest whale move today was an $11.43M long build, significantly outweighing the biggest trim of $737K short. The ETH accumulation index stands at 55/100, and the SOL accumulation index is at 63/100.
BTC spot ETF net flow was -$450.4M today, and ETH spot ETF net flow was -$142.3M. This indicates continued outflows from Bitcoin and Ethereum spot ETFs.