2500 BTC transferred to Bitstamp exchange

According to Whale Alert data, on February 23, 03:26, Beijing time, 2,500 BTC (valued at approximately 24.86 million US dollars) were transferred from an unknown wallet (the address starting with 37RsYN) to the Bitstamp exchange (the address starting with 36mwH1J), and the transaction hash: 836ee17402ea5596cdc26f2037c31c4d9c729dcea290d0adc443511e48347004