Top broker says CSL (ASX:CSL) share price is a buy

The CSL Limited (ASX: CSL) share price has been underperforming the market again in 2021.

Since the start of the year, the biotherapeutics company’s shares have risen 8.5%.

This compares to a 12.5% gain by the S&P/ASX 200 Index (ASX: XJO) over the…