PTC Therapeutics Inc. and Hopewell Campus Owner, LLC, as successor-in-interest to Bristol-Myers Squibb Company (the ?Landlord?), entered into an amendment and restatement of the lease of office, production and laboratory space at a facility located in Hopewell Township, New Jersey. The amendments to the Lease significantly reduce the space and corresponding rent subject to the Lease. As a result of the amendments to the Lease, the Company no longer considers the Lease to be material.