# Bitcoin whale transaction and trading behavior > Live situation record from CLSTR: https://clstr.news/situations/bitcoin-whale-transaction-and-trading-behavior > Updated: 2026-10-05T11:38:27.000Z. Sources: 5. Developments: 2. Research from the Federal Reserve Bank of Philadelphia has identified specific trading patterns in response to ‘whale alerts’, which are public notifications of large cryptocurrency transfers. The study indicates that Bitcoin traders exhibit significant same-direction activity within 15 minutes of an alert. For example, following whale buys, buy participation increased by 14.81 to 23.72 percentage points for small and medium wallets, respectively. Following whale sells, sell participation rose by 12.95 to 29.52 percentage points for those same wallet groups. This activity typically stabilizes within an hour. In contrast, Ethereum traders showed comparatively stable participation, largely ignoring these large transfers. More recent on-chain data shows a shift in Bitcoin whale behavior starting in late August, with large holders moving from depositing assets into exchanges to withdrawing them. This trend suggests a reduction in potential sell-pressure as Bitcoin trades near $86,200 and whales maintain profitable positions. ## Timeline ### 2026-10-05: Bitcoin whales shift to exchange withdrawals amid rising profits Bitcoin whales are withdrawing assets from exchanges as they return to profitability, while a Philadelphia Fed study shows small traders rapidly react to these large movements. 2 sources. https://clstr.news/cluster/bitcoin-whales-shift-to-exchange-withdrawals-amid-rising-profits ### 2026-09-11: Philadelphia Fed study finds Bitcoin traders react faster to whale alerts than Ethereum users A Philadelphia Fed study found that Bitcoin traders react to large whale alerts within 15 minutes, while Ethereum trading activity remains relatively stable. 2 sources. https://clstr.news/cluster/philadelphia-fed-study-finds-bitcoin-traders-react-faster-to-whale-alerts-than-ethereum-users --- Cite as: Bitcoin whale transaction and trading behavior. CLSTR, https://clstr.news/situations/bitcoin-whale-transaction-and-trading-behavior