According to Wu’s report, Wu learned that according to Arkham monitoring, Ethereum co-founder vitalik.eth exchanged 40.936 WETH into 139,900 USDC through Cow Protocol at 4:55 UTC+8 today.

Then, 123,000 USDC was transferred to the multi-signature contract: 0x10...2607 via 0x49...12DD. The multi-signature contract is 2/3 multi-signature, one of which is vitalik.eth.