The CSL (ASX:CSL) share price is down 9% in a month, here’s why

The CSL Limited (ASX: CSL) share price has been a poor performer over the last few weeks.

Since this time last month, the biotherapeutics company’s shares are down 9%.

This compares to a 1.5% gain by the S&P/ASX 200 Index (ASX: XJO) over the same…