[Metaplanet to Issue $150 Million Class B Perpetual Preferred Stock for Increasing Bitcoin Holdings] According to official news, Japanese listed company Metaplanet has disclosed plans to issue $150 million worth of Class B perpetual preferred stock named 'MERCURY,' which carries a fixed annual dividend rate of 4.9% and a conversion price of 1,000 yen. The proceeds will be used to continue increasing Bitcoin holdings.