The 2020s might enter the history books as an era where the market skipped the stairs and kept taking the elevator either way. The recent surge since the beginning of Q2 is the best example. According to BullTheory, U.S. equities added nearly $10 trillion in market capitalization in just 39 trading days. Yet, the realized volatility has become highly asymmetric. On up days, it is running roughly seven times as much as on down days. At the same time, the top 10 stocks command approximately 35% of the S&P 500 ...