JNJ Bought Up Biotech Stock MeiraGTx. It Sold Procept BioRobotics.

Johnson & Johnson

recently increased an investment in an embattled biotech stock, and slashed a position in a maker of surgical robotics that rocketed last year.

Johnson & Johnson (ticker: JNJ) more than doubled an investment in


Holdings (MGTX), and more than halved a stake in

Procept BioRobotics

(PRCT) in the fourth quarter. J&J disclosed the investment changes, among others, in a form it filed with the Securities and Exchange Commission.