zirconicusso Marko Kolanovic is one of the market’s most prominent “commentators.” Officially, he’s JPMorgan’s MD and Global Head of Macro Quantitative and Derivatives Strategy. While not everything he says needs to be taken at face value, he just made an interesting call, as he explained he sees a stock market plunge of more than 20% to 4,200 by the end of the year. “There is a clear disconnect in the huge run-up in US equity valuations and the business cycle,” the strategist wrote, adding that the S&P ...