EX-99.1 2 d133584dex991.htm EX-99.1

EX-99.1

EXHIBIT 99.1

Joint Filing Agreement

In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees to the joint filing, along with all other such undersigned, on behalf of the Reporting Persons (as defined in the joint filing), of a statement on Schedule 13G/A (including amendments thereto) with respect to the common stock par value $0.001 per share of PTC Therapeutics, Inc., a Delaware corporation, and that this agreement be included as an exhibit to such joint filing. This agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

Dated: February 8, 2016				PAUL G. ALLEN
				By:		/s/ DAVID R. STEWART
				Name:		David R. Stewart
				Title:		Attorney-in-fact for Paul G. Allen
Dated: February 8, 2016				VULCAN VENTURES INCORPORATED
				By:		/s/ DAVID R. STEWART
				Name:		David R. Stewart
				Title:		Vice President
Dated: February 8, 2016				COUGAR INVESTMENT HOLDINGS LLC
				By:		/s/ DAVID R. STEWART
				Name:		David R. Stewart
				Title:		Vice President
Dated: February 8, 2016				VCVC MANAGEMENT III LLC
				By		Cougar Investment Holdings LLC, its Managing Member
				By:		/s/ DAVID R. STEWART
				Name:		David R. Stewart
				Title:		Vice President
Dated: February 8, 2016				VCVC III LLC
				By		VCVC Management III LLC, its Manager
				By		Cougar Investment Holdings LLC, its Managing Member
				By:		/s/ DAVID R. STEWART
				Name:		David R. Stewart
				Title:		Vice President