AG˹ٷ

STOCK TITAN

[Form 4] PTC Therapeutics, Inc. Insider Trading Activity

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Form 4 snapshot � Verona Pharma plc (VRNA): On 08/01/2025 General Counsel Andrew Fisher exercised 20,888 Ordinary Shares via the vesting of performance-based RSUs at a cost of $0. To meet tax-withholding obligations he simultaneously executed a mandatory “sell-to-cover� disposal of 9,584 shares at an implied $13.1437 per share (ADS price ÷ 8).

After these transactions Fisher’s direct stake rises to 417,903 Ordinary Shares; he also retains 146,168 unvested RSU-linked shares. The award was earned upon the Board’s confirmation that Q1-25 performance targets were achieved; 34 % vested immediately, with the remainder vesting quarterly through May 2027, contingent on continued service.

The filing results in a net addition of 11,304 shares to insider ownership, signalling ongoing equity alignment despite the tax-driven sale.

Riepilogo Modulo 4 � Verona Pharma plc (VRNA): L'08/01/2025 il Consigliere Generale Andrew Fisher ha esercitato 20.888 Azioni Ordinarie tramite il vesting di RSU basate sulle performance, senza alcun costo. Per adempiere agli obblighi fiscali, ha contestualmente effettuato una vendita obbligatoria “sell-to-cover� di 9.584 azioni al prezzo implicito di 13,1437 $ per azione (prezzo ADS ÷ 8).

Dopo queste operazioni, la quota diretta di Fisher sale a 417.903 Azioni Ordinarie; mantiene inoltre 146.168 azioni legate a RSU non ancora maturate. Il premio è stato assegnato dopo la conferma del Consiglio che gli obiettivi di performance del primo trimestre 2025 sono stati raggiunti; il 34% è maturato immediatamente, mentre il resto maturerà trimestralmente fino a maggio 2027, subordinato alla permanenza in servizio.

La comunicazione comporta un incremento netto di 11.304 azioni nella proprietà degli insider, segnalando un continuo allineamento azionario nonostante la vendita dettata da esigenze fiscali.

Resumen del Formulario 4 � Verona Pharma plc (VRNA): El 01/08/2025, el Consejero General Andrew Fisher ejerció 20.888 Acciones Ordinarias mediante la adquisición de RSU basadas en desempeño sin costo alguno. Para cumplir con las obligaciones fiscales, simultáneamente realizó una venta obligatoria “sell-to-cover� de 9.584 acciones a un precio implícito de 13,1437 $ por acción (precio ADS ÷ 8).

Tras estas transacciones, la participación directa de Fisher aumenta a 417.903 Acciones Ordinarias; además, mantiene 146.168 acciones vinculadas a RSU no adquiridas. El premio se otorgó tras la confirmación del Consejo de que se alcanzaron los objetivos de desempeño del primer trimestre de 2025; el 34 % se adquirió inmediatamente, y el resto se adquirirá trimestralmente hasta mayo de 2027, condicionado a la continuidad del servicio.

La presentación resulta en una adición neta de 11.304 acciones a la propiedad interna, señalando una continua alineación accionarial a pesar de la venta motivada por impuestos.

Form 4 스냅� � Verona Pharma plc (VRNA): 2025� 1� 8�, 법률고문 Andrew Fisher� 성과 기반 RSU� 베스팅을 통해 20,888 보통주를 비용 없이 행사했습니다. 세금 원천징수 의무� 충족하기 위해 동시� 9,584주를 암묵� $13.1437 주당 가�(ADS 가� ÷ 8)으로 의무적인 “sell-to-cover� 처분� 실행했습니다.

� 거래 � Fisher� 직접 지분은 417,903 보통주로 증가했으�, 아직 베스팅되지 않은 RSU 연계 주식 146,168주도 보유하고 있습니다. � 보상은 이사회가 2025� 1분기 성과 목표 달성� 확인� � 지급되었으�, 34%� 즉시 베스팅되� 나머지� 2027� 5월까지 분기별로 베스팅되� 계속 근무가 조건입니�.

이번 신고� 내부� 소유 주식� 순증가 11,304주를 기록�, 세금 관� 매도에도 불구하고 지속적� 주식 정렬� 나타냅니�.

Résumé du Formulaire 4 � Verona Pharma plc (VRNA) : Le 01/08/2025, le Conseiller Juridique Général Andrew Fisher a exercé 20 888 actions ordinaires via la levée de RSU basées sur la performance sans frais. Pour satisfaire aux obligations de retenue fiscale, il a simultanément réalisé une cession obligatoire « sell-to-cover » de 9 584 actions à un prix implicite de 13,1437 $ par action (prix ADS ÷ 8).

Après ces transactions, la participation directe de Fisher s’élève à 417 903 actions ordinaires ; il conserve également 146 168 actions liées à des RSU non acquises. Cette attribution a été accordée suite à la confirmation du Conseil que les objectifs de performance du premier trimestre 2025 ont été atteints ; 34 % ont été acquis immédiatement, le reste étant acquis trimestriellement jusqu’en mai 2027, sous réserve de la poursuite du service.

Le dépôt entraîne une augmentation nette de 11 304 actions dans la propriété des initiés, signalant un alignement continu des intérêts malgré la vente motivée par des obligations fiscales.

Formular 4 Zusammenfassung � Verona Pharma plc (VRNA): Am 01.08.2025 übte General Counsel Andrew Fisher 20.888 Stammaktien durch die Ausübung leistungsabhängiger RSUs ohne Kosten aus. Um Steuerabzugsverpflichtungen zu erfüllen, führte er gleichzeitig einen obligatorischen "sell-to-cover" Verkauf von 9.584 Aktien zu einem impliziten Preis von 13,1437 $ pro Aktie (ADS-Preis ÷ 8) durch.

Nach diesen Transaktionen steigt Fishers direkter Anteil auf 417.903 Stammaktien; zudem hält er 146.168 noch nicht ausgeübte RSU-gebundene Aktien. Die Zuteilung erfolgte nach der Bestätigung des Vorstands, dass die Leistungsziele für Q1-25 erreicht wurden; 34 % wurden sofort ausgeübt, der Rest wird vierteljährlich bis Mai 2027 ausgeübt, vorbehaltlich fortgesetzter Dienstzeit.

Die Meldung führt zu einer Nettoerhöhung von 11.304 Aktien im Insiderbesitz und signalisiert eine anhaltende Aktienausrichtung trotz des steuerbedingten Verkaufs.

Positive
  • None.
Negative
  • None.

Insights

TL;DR: Routine sell-to-cover; insider still boosts position, low valuation impact.

The transaction is administrative in nature: RSU vesting increased Fisher’s holdings while a portion was sold solely to cover taxes. Net share gain (�11 k) lifts his direct stake to 417.9 k shares, reinforcing long-term alignment. Dollar value of the sale (~$126k) is immaterial to VRNA’s float and does not alter fundamentals or signal negative sentiment. Vesting confirms Q1-25 performance targets were met, modestly positive from an execution standpoint. Overall impact on valuation or market perception is neutral.

Riepilogo Modulo 4 � Verona Pharma plc (VRNA): L'08/01/2025 il Consigliere Generale Andrew Fisher ha esercitato 20.888 Azioni Ordinarie tramite il vesting di RSU basate sulle performance, senza alcun costo. Per adempiere agli obblighi fiscali, ha contestualmente effettuato una vendita obbligatoria “sell-to-cover� di 9.584 azioni al prezzo implicito di 13,1437 $ per azione (prezzo ADS ÷ 8).

Dopo queste operazioni, la quota diretta di Fisher sale a 417.903 Azioni Ordinarie; mantiene inoltre 146.168 azioni legate a RSU non ancora maturate. Il premio è stato assegnato dopo la conferma del Consiglio che gli obiettivi di performance del primo trimestre 2025 sono stati raggiunti; il 34% è maturato immediatamente, mentre il resto maturerà trimestralmente fino a maggio 2027, subordinato alla permanenza in servizio.

La comunicazione comporta un incremento netto di 11.304 azioni nella proprietà degli insider, segnalando un continuo allineamento azionario nonostante la vendita dettata da esigenze fiscali.

Resumen del Formulario 4 � Verona Pharma plc (VRNA): El 01/08/2025, el Consejero General Andrew Fisher ejerció 20.888 Acciones Ordinarias mediante la adquisición de RSU basadas en desempeño sin costo alguno. Para cumplir con las obligaciones fiscales, simultáneamente realizó una venta obligatoria “sell-to-cover� de 9.584 acciones a un precio implícito de 13,1437 $ por acción (precio ADS ÷ 8).

Tras estas transacciones, la participación directa de Fisher aumenta a 417.903 Acciones Ordinarias; además, mantiene 146.168 acciones vinculadas a RSU no adquiridas. El premio se otorgó tras la confirmación del Consejo de que se alcanzaron los objetivos de desempeño del primer trimestre de 2025; el 34 % se adquirió inmediatamente, y el resto se adquirirá trimestralmente hasta mayo de 2027, condicionado a la continuidad del servicio.

La presentación resulta en una adición neta de 11.304 acciones a la propiedad interna, señalando una continua alineación accionarial a pesar de la venta motivada por impuestos.

Form 4 스냅� � Verona Pharma plc (VRNA): 2025� 1� 8�, 법률고문 Andrew Fisher� 성과 기반 RSU� 베스팅을 통해 20,888 보통주를 비용 없이 행사했습니다. 세금 원천징수 의무� 충족하기 위해 동시� 9,584주를 암묵� $13.1437 주당 가�(ADS 가� ÷ 8)으로 의무적인 “sell-to-cover� 처분� 실행했습니다.

� 거래 � Fisher� 직접 지분은 417,903 보통주로 증가했으�, 아직 베스팅되지 않은 RSU 연계 주식 146,168주도 보유하고 있습니다. � 보상은 이사회가 2025� 1분기 성과 목표 달성� 확인� � 지급되었으�, 34%� 즉시 베스팅되� 나머지� 2027� 5월까지 분기별로 베스팅되� 계속 근무가 조건입니�.

이번 신고� 내부� 소유 주식� 순증가 11,304주를 기록�, 세금 관� 매도에도 불구하고 지속적� 주식 정렬� 나타냅니�.

Résumé du Formulaire 4 � Verona Pharma plc (VRNA) : Le 01/08/2025, le Conseiller Juridique Général Andrew Fisher a exercé 20 888 actions ordinaires via la levée de RSU basées sur la performance sans frais. Pour satisfaire aux obligations de retenue fiscale, il a simultanément réalisé une cession obligatoire « sell-to-cover » de 9 584 actions à un prix implicite de 13,1437 $ par action (prix ADS ÷ 8).

Après ces transactions, la participation directe de Fisher s’élève à 417 903 actions ordinaires ; il conserve également 146 168 actions liées à des RSU non acquises. Cette attribution a été accordée suite à la confirmation du Conseil que les objectifs de performance du premier trimestre 2025 ont été atteints ; 34 % ont été acquis immédiatement, le reste étant acquis trimestriellement jusqu’en mai 2027, sous réserve de la poursuite du service.

Le dépôt entraîne une augmentation nette de 11 304 actions dans la propriété des initiés, signalant un alignement continu des intérêts malgré la vente motivée par des obligations fiscales.

Formular 4 Zusammenfassung � Verona Pharma plc (VRNA): Am 01.08.2025 übte General Counsel Andrew Fisher 20.888 Stammaktien durch die Ausübung leistungsabhängiger RSUs ohne Kosten aus. Um Steuerabzugsverpflichtungen zu erfüllen, führte er gleichzeitig einen obligatorischen "sell-to-cover" Verkauf von 9.584 Aktien zu einem impliziten Preis von 13,1437 $ pro Aktie (ADS-Preis ÷ 8) durch.

Nach diesen Transaktionen steigt Fishers direkter Anteil auf 417.903 Stammaktien; zudem hält er 146.168 noch nicht ausgeübte RSU-gebundene Aktien. Die Zuteilung erfolgte nach der Bestätigung des Vorstands, dass die Leistungsziele für Q1-25 erreicht wurden; 34 % wurden sofort ausgeübt, der Rest wird vierteljährlich bis Mai 2027 ausgeübt, vorbehaltlich fortgesetzter Dienstzeit.

Die Meldung führt zu einer Nettoerhöhung von 11.304 Aktien im Insiderbesitz und signalisiert eine anhaltende Aktienausrichtung trotz des steuerbedingten Verkaufs.

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
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Klein Matthew B.

(Last) (First) (Middle)
C/O PTC THERAPEUTICS, INC.
500 WARREN CORPORATE CENTER DRIVE

(Street)
WARREN NJ 07059

(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)
X Director 10% Owner
X Officer (give title below) Other (specify below)
CHIEF EXECUTIVE OFFICER
3. Date of Earliest Transaction (Month/Day/Year)
08/01/2025
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 08/01/2025 A 75,000(1) A $0 348,506(2) D
Common Stock 08/05/2025 S(3) 10,739 D $51.74 337,767 D
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 the number of shares of the Issuer's common stock underlying restricted stock units ("RSUs") earned upon the vesting of performance-based restricted stock units ("PSUs") granted in December 2023. On August 1, 2025, the Issuer's board of directors certified the Issuer's achievement of a pre-established regulatory milestone set forth in the PSUs, which resulted in the reported RSUs being earned. Each earned RSU represents the contingent right to receive one share of the Issuer's common stock upon vesting. The earned RSUs immediately vested as to 25,000 shares on August 1, 2025 in connection with being earned and are scheduled to vest with respect to the remaining 50,000 shares in equal annual installments on August 1, 2026 and August 1, 2027.
2. Includes 272 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ended June 30, 2025.
3. Represents shares automatically sold pursuant to an irrevocable sell to cover election entered into upon acceptance of the RSU grant to satisfy tax withholding obligations in connection with the vesting of the earned RSUs with respect to 25,000 shares on August 1, 2025.
/s/ Avraham S. Adler, Attorney-in-Fact 08/05/2025
** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

How many Verona Pharma (VRNA) shares did Andrew Fisher acquire?

He acquired 20,888 Ordinary Shares via RSU vesting on 08/01/2025.

Why were 9,584 VRNA shares sold the same day?

The sale was a mandatory "sell-to-cover" to satisfy tax withholding on the RSU vesting.

What is Fisher's total direct ownership after the Form 4 filing?

His direct stake stands at 417,903 Ordinary Shares.

How will the remaining RSUs vest?

After a 34 % immediate vest, the balance vests quarterly over two years (Aug 1, Nov 1, Feb 1, May 1) through May 2027.

At what price were the shares sold?

Shares were sold at an implied $13.1437 per Ordinary Share (ADS price divided by eight).
Ptc Therapeutics

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4.05B
77.30M
2.4%
101.69%
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Biotechnology
Pharmaceutical Preparations
United States
WARREN