According to @EmberCN, MicroStrategy (MSTR) made no BTC purchases last week and continues to hold 671,268 BTC valued at $60.441B with a $74,972 average cost and $10.114B in unrealized profit; source: @EmberCN (X, Dec 22, 2025). BitMNR (BMNR) increased its ETH treasury by 98,852 ETH at approximately $2,976 per ETH for a total of about $294M; source: @EmberCN (X, Dec 22, 2025). The update frames these as last week’s moves by the largest BTC and ETH treasury companies, highlighting a pause in BTC buying and active ETH accumulation; source: @EmberCN (X, Dec 22, 2025).

According to CoinMarketCap, Jack Mallers' Twenty One Capital began trading on the NYSE on Tuesday under ticker XXI with a $3.9 billion Bitcoin (BTC) treasury, making it the third-largest public corporate holder behind Strategy and MARA Holdings, source: CoinMarketCap.

According to @rogerhamilton, Genius Group NYSE American GNS has appointed Saifedean Ammous as Board Advisor to guide the company’s Bitcoin BTC treasury buildout as part of its Bitcoin first strategy, source: @rogerhamilton on X, Sept 8, 2025 and Genius Group investor relations press release dated Sept 8, 2025. The company stated that Ammous will advise on the GEMs Bitcoin based learning credit system and the Genius City model built on a Bitcoin backed Real World Asset RWA tokenization framework, source: Genius Group investor relations press release dated Sept 8, 2025. Genius Group describes itself as an AI powered, education focused Bitcoin Treasury Company, noted that Ammous’s Bitcoin Standard microcourse launched earlier this year, and confirmed he will keynote the upcoming Genius Future Summit, source: Genius Group investor relations press release dated Sept 8, 2025. Traders tracking BTC linked equities can note ticker GNS and the firm’s stated intent to expand its Bitcoin treasury and on chain RWA initiatives as disclosed by management, source: Genius Group investor relations press release dated Sept 8, 2025.