PTC THERAPEUTICS, INC. — Director's Dealing 2018

Jan 9, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PTC THERAPEUTICS, INC. (PTCT)
CIK: 0001070081
Period of Report: 2018-01-05

Reporting Person: Almstead Neil Gregory (EVP Research Pharma Ops & Tech)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-01-05	Common Stock	S	621	$18.03	Disposed	17154	Direct
2018-01-05	Common Stock	S	82	$18.03	Disposed	5125	Indirect

Footnotes

F1: Represents shares automatically sold pursuant to an irrevocable sell to cover election to satisfy tax withholding obligations in connection with the vesting of 1,500 shares of restricted stock from a January 3, 2017 grant of 6,000 shares.

F2: Includes 1,112 shares acquired under the Issuer's employee stock purchase plan for the period ending June 30, 2017 and 663 shares acquired under the Issuer's employee stock purchase plan for the period ending December 31, 2017.

F3: Represents shares automatically sold pursuant to an irrevocable sell to cover election to satisfy tax withholding obligations in connection with the vesting of 188 RSUs from a January 4, 2016 grant of 750 shares.