Fintech stock Block Inc (NYSE:SQ) is 1.8% lower to trade $78.19 this morning, after Morgan Stanley issued a downgrade to "underweight" from "equal weight," along with a price-target cut to$60 from $62. The analyst in coverage cited "high market penetration and limited additional opportunity." On the charts, the stock's 40-day moving average that was pressure for the first two months of the year is getting tested today. The shares have shed nearly 9% over the last week and are now just below their year-to- ...