CoinVoice has learned that according to on-chain analyst Yu Jin @EmberCN, a multisig wallet of the Arbitrum Foundation transferred 10 million $ARB ($4.99 million) to Coinbase Prime 9 hours ago.

This wallet unlocks approximately 15 million ARB every month from the Arbitrum Foundation's unlocking vesting contract, and then transfers 10 million ARB to Coinbase Prime. Since unlocking ARB began in July 2023, this wallet has unlocked a total of 414 million ARB, with 350 million transferred to Coinbase Prime after unlocking. Based on the price at the time of transfer to the exchange, it is worth $318 million, with an average price of $0.91. [Original link]