PTCT Form 144: Fidelity proposes common-share sale

Fidelity Brokerage Services LLC filed a Form 144 proposing the sale of Common shares of PTCT.

Rhea-AI Filing Summary

Fidelity Brokerage Services LLC filed a Form 144 proposing the sale of Common shares of PTCT. The notice lists restricted stock vesting events on 06/18/2024 (1,334 shares), 02/18/2025 (1,333 shares), 02/19/2025 (1,333 shares) and 01/03/2026 (2,333 shares). The filing identifies the sales agent and class of securities.

Insights

Securities Counsel

Routine resale notice by an affiliate; vesting schedule is the primary disclosure.

The filing is a Form 144 notice indicating a proposed resale of Common shares associated with restricted stock vesting events dated 06/18/2024, 02/18/2025, 02/19/2025 and 01/03/2026.

Timing and execution depend on regulatory conditions and broker procedures; subsequent filings or trade reports will show whether the listed shares were actually sold.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does PTCT's Form 144 filed by Fidelity mean?

It signals a proposed resale of PTCT common stock by an affiliate. The notice lists restricted stock vesting dates and quantities that may be offered for sale under applicable resale rules.

Which vesting events are listed in the PTCT Form 144?

The filing lists restricted stock vesting on 06/18/2024 (1,334 shares), 02/18/2025 (1,333 shares), 02/19/2025 (1,333 shares), and 01/03/2026 (2,333 shares). These are the events named in the notice.

Who is named as the broker or agent in the PTCT Form 144?

The filing names Fidelity Brokerage Services LLC as the broker/filing agent for the proposed sale. The document lists the broker's address and exchange listing for the security.

Does a Form 144 mean the shares have been sold?

No; a Form 144 is a notice of a proposed sale, not proof of sale. Actual transactions would appear in trade or subsequent SEC reporting if executed.

Will Form 144 filings affect PTCT outstanding shares immediately?

No; the filing discloses potential resale tied to vesting events. Any change to outstanding shares depends on whether and when the listed shares are actually sold in the market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/05/2026 - 01:41 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001742616
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PTC THERAPEUTICS, INC.
SEC File Number	001-35969
Address of Issuer	500 WARREN CORPORATE CENTER DRIVE WARREN NEW JERSEY 07059
Phone	9082227000
Name of Person for Whose Account the Securities are To Be Sold	Okey Stephanie
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	6333	401385.54	82774730	03/05/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/18/2024	Restricted Stock Vesting	Issuer			1334	06/18/2024	Compensation
Common	02/18/2025	Restricted Stock Vesting	Issuer			1333	02/18/2025	Compensation
Common	02/19/2025	Restricted Stock Vesting	Issuer			1333	02/19/2025	Compensation
Common	01/03/2026	Restricted Stock Vesting	Issuer			2333	01/03/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	03/05/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/24/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Stephanie Okey
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)