Block suffered through an analyst downgrade and a Bitcoin sell-off, but quarterly results clawed back some of those losses. Shares of Block (SQ -0.64%) fell 13.7% last month, according to data from S&P Global Market Intelligence. A combination of a downgraded analyst rating and challenging market conditions pushed the fintech stock lower, but it reversed some of those losses in early May. A Wall Street analyst set things in motion Block's rating was downgraded by a prominent bank on Wall Street in early Apr ...