Neil Gregory Almstead Form 4 PTC THERAPEUTICS / Neil Gregory Almstead ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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

1. Name and Address of Reporting Person^*

Almstead Neil Gregory

(Last) (First) (Middle)

C/O PTC THERAPEUTICS, INC.

100 CORPORATE COURT

(Street)

SOUTH PLAINFIELD NJ 07080

(City) (State) (Zip)

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)
CHIEF TECHNICAL OPS OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
01/08/2024

4. If Amendment, Date of 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

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	01/08/2024		S		1,236(1)	D	$28.6403	63,341(2)	D
Common Stock	01/08/2024		S		53(3)	D	$28.6403	3,834(4)	I	By Spouse
Common Stock	01/09/2024		S		1,521(5)	D	$29.0148	61,820	D
Common Stock	01/09/2024		S		100(6)	D	$29.0148	3,734	I	By Spouse

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Represents shares automatically sold pursuant to an irrevocable sell to cover election entered into upon acceptance of the grant to satisfy tax withholding obligations in connection with the vesting of 4,250 RSUs from a January 5, 2023 grant of 17,000 RSUs.

2. Includes 327 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ending June 30, 2023 and 301 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ending December 31, 2023.

3. Represents shares automatically sold pursuant to an irrevocable sell to cover election entered into upon acceptance of the grant to satisfy tax withholding obligations in connection with the vesting of 177 RSUs from a January 5, 2023 grant of 710 RSUs.

4. Includes 327 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ending June 30, 2023 and 301 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ending December 31, 2023.

5. Represents shares automatically sold pursuant to irrevocable sell to cover elections entered into upon acceptance of the respective grants to satisfy tax withholding obligations in connection with the vesting of 2,550 RSUs from a January 6, 2021 grant of 10,200 RSUs and the vesting of 3,600 RSUs from a January 7, 2022 grant of 14,400 RSUs.

6. Represents shares automatically sold pursuant to irrevocable sell to cover elections entered into upon acceptance of the respective grants to satisfy tax withholding obligations in connection with the vesting of 150 RSUs from a January 6, 2021 grant of 600 RSUs and the vesting of 195 RSUs from a January 7, 2022 grant of 780 RSUs.

	/s/ Avraham S. Adler, Attorney-in-Fact	01/10/2024
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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