Why Blackmores, BWX, Fortescue, & Wesfarmers shares are dropping

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to start the month with a decline. At the time of writing, the benchmark index is down 0.3% to 7,512.5 points.

Four ASX shares that are falling more than most today are listed below….