PTC THERAPEUTICS, INC. — Director's Dealing 2014

Jan 31, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PTC THERAPEUTICS, INC. (PTCT)
CIK: 0001070081
Period of Report: 2014-01-28

Reporting Person: ALDRICH RICHARD (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-01-28	Stock Option (right to buy)	$27.05	A	10000	Acquired	2024-01-27	Common Stock (10000)	Indirect

Footnotes

F1: Longwood Fund GP, LLC is the sole General Partner of Longwood Fund, L.P. Christoph Westphal, M.D., Ph.D., Richard Aldrich and Michelle Dipp, M.D., Ph.D. (collectively, the "Managers") are managers of Longwood Fund GP, LLC, and, as such, may be deemed to have shared voting and dispositive power with respect to the issuer's securities held by Longwood Fund L.P. (the "Longwood Shares"). Each of the Managers disclaims beneficial ownership of the Longwood Shares, except to the extent of their respective pecuniary interest therein, and the inclusion of the Longwood Shares in this report shall not be deemed an admission of beneficial ownership of the Longwood Shares for purposes of Section 16 or for any other purpose.