PTC THERAPEUTICS, INC. — Director's Dealing 2014

Dec 17, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PTC THERAPEUTICS, INC. (PTCT)
CIK: 0001070081
Period of Report: 2014-12-15

Reporting Person: Hirawat Claudia de Oliveira Ribeiro (President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-12-15	Common Stock	M	2396	$10.85	Acquired	41173	Direct
2014-12-15	Common Stock	S	1900	$55.11	Disposed	39273	Direct
2014-12-15	Common Stock	S	273	$56.13	Disposed	39000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-12-15	Stock Option (right to buy)	$10.85	M	2396	Disposed	2023-05-15	Common Stock (2396)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	194	Indirect

Footnotes

F1: The transactions reported in this Form 4 were effected pursuant to a written Rule 10b5-1 plan.

F2: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $54.80 to $55.66 per share. The reporting person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3: This option was granted on May 15, 2013 and vests over four years, with 25% of the shares underlying the option vested on May 15, 2014 and an additional 2.083% of the original number of shares underlying the option vesting monthly thereafter beginning on June 15, 2014.

F4: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $55.92 to $56.21 per share. The reporting person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.