According to the source, Arkham Intelligence data shows investment firm Trend Research increased its Ethereum holdings to more than 626,000 ETH after a series of buys on Monday, valuing the position at over $1.8 billion at observed prices, per Arkham data. Arkham’s on-chain labels attribute the series of Monday transactions to Trend Research’s wallet, giving traders a verifiable view of large ETH accumulation on-chain, according to Arkham data.