Public crypto treasury companies kept buying Bitcoin, Ethereum, and Solana last week even as digital assets moved through a volatile September and traders braced for a Federal Reserve rate decision.

BitMine Immersion Technologies, DeFi Development Corp. and Strive all expanded their crypto holdings. Strategy, the largest public Bitcoin holder, was the exception. The company left its Bitcoin position unchanged while using cash to repurchase its preferred shares.

BitMine and DFDV expand their crypto treasury

BitMine Immersion Technologies added 27,180 ETH last week, taking its total holdings to 5.956 million ETH. That represents roughly 4.9% of Ethereum’s circulating supply, putting the company just below its stated 5% target.

Around 5.07…