Data shows that since the spot ETF started trading in the United States on January 11th, Bitcoin has fallen by nearly 19% to $39,770. Some crypto whales have been buying at lows on the digital asset exchange Bitfinex, causing a premium of $100 on Bitcoin trading prices compared to the global average price on that exchange. It is significantly higher than other exchanges such as Coinbase and Binance. Analysis reveals that whales on Bitfinex have been continuously purchasing Bitcoin for three consecutive days using the TWAP investment method, with a cumulative spot trading volume reaching approximately $50 million so far.