FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Almstead Neil Gregory   2. Issuer Name and Ticker or Trading Symbol PTC THERAPEUTICS, INC. [PTCT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP, Research and CMC (Last) (First) (Middle) C/O PTC THERAPEUTICS, INC., 100 CORPORATE COURT 3. Date of Earliest Transaction (Month/Day/Year) 02/17/2015 (Street) SOUTH PLAINFIELD, NJ 07080 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 02/17/2015   M(1)   3,592 A $ 10.85 33,473 D   Common Stock 02/17/2015   M(1)   312 A $ 10.85 33,785 D   Common Stock 02/17/2015   S(1)   1,504 D $ 53.37 (2) 32,281 D   Common Stock 02/17/2015   S(1)   2,400 D $ 54.56 (3) 29,881 D   Common Stock               1,374 I By spouse

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (Right To Buy)

$ 10.85

02/17/2015

M(1)

3,592

(4)

05/15/2023

Common Stock

3,592

$ 0

70,312

D

Stock Option (Right To Buy)

$ 10.85

02/17/2015

M(1)

312

(5)

05/15/2023

Common Stock

312

$ 0

9,688

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Almstead Neil Gregory C/O PTC THERAPEUTICS, INC. 100 CORPORATE COURT SOUTH PLAINFIELD, NJ 07080			EVP, Research and CMC

Signatures

/s/ Colleen Diver Johnson, attorney-in-fact		02/20/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The transactions reported in this Form 4 were effected pursuant to a written Rule 10b5-1 plan.
(2)	This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $53.10 to $54.05 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.
(3)	This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $54.18 to $54.70 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.
(4)	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 30, 2014.
(5)	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.

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