Wallet 0x771, linked to an Ethereum ICO participant, just deposited 2,839 ETH ($7.33M) to Kraken:

transaction: 0x7bbcb43d78e7b6986be4fa038265e7e0f5a257db5b3bc04fa94bd452c45650b7
address: 0x77179080c8f265a93e25ae29b99446c5eb2d4558
 

Notably, wallet 0x771:

received 29,519 ETH on March 17, 2024. These ETH tokens were part of the 100,000 ETH received by Ethereum ICO participant 0xc348fc5a461323b57be303cb89361b991913df28 at the Genesis block on July 30, 2015, when the ICO price was $0.311 ($31.1K);
has since deposited 24,336 ETH to Kraken at an average unit price of $3,203 ($81.2M), often before significant price drops;
transferred the remaining 5,000 ETH ($12.85M) to two new addresses, 0xb26 and 0xee3, and held them there.