PTC THERAPEUTICS, INC. — Director's Dealing 2015

Mar 19, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PTC THERAPEUTICS, INC. (PTCT)
CIK: 0001070081
Period of Report: 2015-03-17

Reporting Person: Rothera Mark (Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-17	Common Stock	M	9450	$10.85	Acquired	9450	Direct
2015-03-17	Common Stock	M	1250	$10.85	Acquired	10700	Direct
2015-03-17	Common Stock	S	10700	$76.64	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-03-17	Stock Option (Right To Buy)	$10.85	M	9450	Disposed	2023-05-15	Common Stock (9450)	Direct
2015-03-17	Stock Option (Right To Buy)	$10.85	M	1250	Disposed	2023-05-15	Common Stock (1250)	Direct

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 $76.35 to $76.88 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 option was granted on May 15, 2013 and vests over four years, with 25% of the shares underlying the option vested on December 31, 2013 and an additional 2.083% of the original number of shares underlying the option vesting monthly thereafter beginning on January 31, 2014.