F2Pool co-founder Wang Chun staked 3,996 ETH to Lido, then deposited the wstETH into Spark

According to on-chain analyst Ai Yi, F2Pool co-founder Wang Chun (@satofishi) staked 3,996 ETH (worth $8.23 million) to Lido 4 hours ago, and subsequently deposited the wstETH into the Spark protocol.