BBX: Bit Digital pledges ETH, Riot continues to sell BTC, IREN expands AI computing power

BBX News: Yesterday, the global ecosystem of listed cryptocurrency companies showed significant strategic differentiation; Bit Digital expands the depth of participation in the Ethereum network through on chain staking operations; Riot continues to respond to the current BTC price pressure through a "mine and sell" model; IREN's 150000 GPU expansion marks the highest water mark for mining companies to transition to AI infrastructure. Core points: Bit Digital (NASDAQ: $BTBT): Yesterday, an additional 29900 ETH was pledged, and a total of 73234 ETH were pledged for the week, holding 155444 ETH in an ETH+AI dual track treasury structure. Riot Platforms (NASDAQ: $RIOT): As of April 2026, approximately $102 million BTC has been sold, continuing the mining enterprise's mining and selling monetization model. IREN (NASDAQ: $IREN) announced the expansion of AI computing power to 150000 GPUs, and the company's stock price rose by about 8% during the trading session after the announcement. The three companies represent three completely different operational logics in the current ecosystem of cryptocurrency concept listed companies. Source: bbx.com