
ARK Innovation ETF matches S&P 500 returns in 10 years but with double volatility and weak risk-adjusted returns.
Over the past decade, the ARK Innovation ETF (ARKK) has delivered returns comparable to the S&P 500 but with more than twice the volatility, resulting in a lower risk-adjusted performance as shown by its 10-year Sharpe Ratio of 0.33 versus the S&P 50...





