Walgreens Holding Co (WBA) presents a concerning investment case with a P/S ratio of 0.07 and a staggering ROE of -72.66%, indicating significant inefficiencies. Despite a revenue growth of 6.22% YoY, the lack of dividends and a current ratio of only 0.60 raise serious liquidity concerns. The stock has not traded above $12.25 in the last year, and with 11 out of 11 analysts rating the stock as Hold or Sell, caution is warranted.