A wallet Arkham labels "Joseph Lubin?" moved 110,000 ETH to three Sky (MakerDAO) vaults backing $259M in DAI debt on June 6. Attribution unconfirmed by Lubin or ConsenSys.

Onchain analysts described the move as defensive collateral management to reduce liquidation risk, not likely a sale.

Ethereum co-founder Joseph Lubin deposited 110,000 ETH into Sky vaults to reinforce collateral backing $259M in DAI debt as ETH prices slide nearly 46% YTD.