OPKO Health (OPK) shares fell 5.8% in Friday afternoon trading after Jefferies downgraded the stock to hold from buy and cut its price target to $1.60 from $2.
Trading volume stood at more than 2.47 million shares, versus the daily average of over 2.27 million.
Price: 1.38, Change: -0.09, Percent Change: -5.82