MicroStrategy launched its STRF preferred stock on Nasdaq, offering USD yield, while MSTR holders continue receiving Bitcoin yield.MicroStrategy becomes the first public firm to own more than 2.4% of Bitcoin's supply with over 506,000 BTC now held.MicroStrategy's new preferred stock, STRF, began trading on Nasdaq after the company raised $722 million through its stock offering.Bitcoin ETFs in the US are experiencing consistent capital inflows, with total net assets surpassing $99 billion.