Jack Mallers Steps Down as Twentyn One Capital CEO — Source: CoinGapeJack Mallers resigns as CEO of Twenty One Capital, citing strategic differences with the board. Mallers said he envisioned building cash-flow-generating Bitcoin businesses, not just a Bitcoin treasury company. A major leadership resignation has happened on leading Bitcoin treasury company Twentyone capital'sboard. Jack Mallers has stepped down as chief executive officer of Bitcoin treasury firm Twenty One Capital. Jack further wrote in a X post that he wants to return to building Bitcoin products through Strike.