[Strategy Upgrades STRC, STRD, STRK, and STRF Control Panels, Adding Sharpe Ratio and Other Metrics] Michael Saylor tweeted that Strategy has upgraded the STRC, STRD, STRK, and STRF control panels, adding Bitcoin ratings, after-tax effective yield, and one-year Sharpe ratio, among others. These new tools can be used to evaluate returns, credit quality, downside protection, and risk-adjusted performance.