PTC Therapeutics traded at $57.26 this Friday September 5th, decreasing $0.75 or 1.29 percent since the previous trading session. Looking back, over the last four weeks, PTC Therapeutics lost 11.49 percent. Over the last 12 months, its price rose by 81.55 percent. Looking ahead, we forecast PTC Therapeutics to be priced at 56.78 by the end of this quarter and at 55.38 in one year, according to Trading Economics global macro models projections and analysts expectations.