The wallet identified as mysterious whale 7 Siblings (0x5ffc...3c37) bought another 11,759 ETH worth $18.03 million. The address still holds $10 million in USDS, a dollar-pegged stablecoin, according to onchain tracker Onchain Lens. The purchase signals continued accumulation of Ethereum by a closely watched large holder while leaving substantial stablecoin liquidity available for possible further trades.