The software company turned itself into a bitcoin buying machine in 2020 and now holds some $32 billion worth of tokens. But don’t invest in a company that’s losing money and also buying bitcoin, because then you’ve sort of doubled your risk." Restricted from purchasing bitcoin in his Roth IRA account, the 39-year-old crypto enthusiast has had to settle for bitcoin proxies like MicroStrategy stock and bitcoin exchange-traded funds. The Software Company Buying Up Bitcoin. The Software Company Buying Up Bitcoin.