News · daily report
Smart-Money Report: Whales Net Short on BTC — Sep 19, 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 $80.9K today, up 5.87% in the last 24h. Whales are 43.9% long on BTC, with a net short position. The long vs short count stands at 12 long and 19 short, and 37% of profitable whales are long.
The biggest 24h whale build was $41.37M long, while the biggest trim was $65.6K short. The ETH accumulation index is 38/100 and the SOL accumulation index is 38/100.
BTC spot ETF net flow was $159.5M today, while ETH spot ETF net flow was -$39.3M.
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Sources: WhaleRoom proprietary whale, Hyperliquid & spot-ETF-flow tracking.