A cryptocurrency wallet with 4500 ETH has become active, purchasing penguin-themed NFTs. This wallet, which has only 32 total transactions, had not been very active since 2021. Previously, it bought an alien punk for 4200 ETH, which was flipped for 4500 ETH, and an ether rock for 400 ETH. The recent activity has contributed to a nearly 10% increase in the value of penguin NFTs, now priced at 10.4 ETH.