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STOCK TITAN

[Form 4] PLUS THERAPEUTICS, Inc. Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
4
Rhea-AI Filing Summary

Robert P. Lenk, a director of PLUS THERAPEUTICS, Inc. (PSTV), was granted stock options on 08/13/2025. The Form 4 reports acquisition of 297,794 stock options with an exercise price of $0.5744 per share. The filing states the options vest monthly over 12 months from the grant date and vest in full upon the issuer's 2026 Annual Stockholder Meeting, subject to continued service. The Form 4 shows the reporting person holds 297,794 underlying shares following the transaction and is filed by one reporting person. The filing is signed by an attorney-in-fact on behalf of the reporting person.

Robert P. Lenk, amministratore di PLUS THERAPEUTICS, Inc. (PSTV), ha ricevuto opzioni su azioni in data 13/08/2025. Il Form 4 segnala l'acquisizione di 297.794 opzioni con un prezzo di esercizio di $0.5744 per azione. La comunicazione indica che le opzioni maturano mensilmente nell'arco di 12 mesi dalla data di concessione e maturano interamente alla riunione annuale degli azionisti del 2026 della società emittente, subordinatamente al proseguimento del servizio. Il Form 4 mostra che la persona che effettua la segnalazione detiene 297.794 azioni sottostanti dopo la transazione ed è presentato da un unico dichiarante. Il documento è firmato da un procuratore delegato per conto del dichiarante.

Robert P. Lenk, director de PLUS THERAPEUTICS, Inc. (PSTV), recibió opciones sobre acciones el 13/08/2025. El Form 4 informa la adquisición de 297.794 opciones con un precio de ejercicio de $0.5744 por acción. La presentación indica que las opciones se adquieren mensualmente durante 12 meses desde la fecha de concesión y se adquieren por completo en la Junta Anual de Accionistas 2026 del emisor, sujeto a la continuidad del servicio. El Form 4 muestra que la persona informante posee 297.794 acciones subyacentes tras la transacción y que la presentación la realiza una sola persona informante. El documento está firmado por un apoderado en nombre del informante.

PLUS THERAPEUTICS, Inc.(PSTV) ì´ì‚¬ 로버íŠ� P. ë Œí¬ëŠ� 2025-08-13ì—� 스톡옵션ì� 부여받았습니다. Form 4ëŠ� 행사가ê²� 주당 $0.5744ì� 297,794ì£� 옵션 ì·¨ë“ì� 보고하고 있습니다. 제출서류ì—는 옵션ì� 부여ì¼ë¡œë¶€í„� 12개월 ë™ì•ˆ 매월 ì¼ë¶€ì”� 베스팅ë˜ë©�, 발행회사ì� 2026ë…� ì—°ë¡€ 주주ì´íšŒì—서 ê³„ì† ê·¼ë¬´í•˜ëŠ” ê²ƒì„ ì „ì œë¡� ì „ì•¡ 베스팅ëœë‹¤ê³  기재ë˜ì–´ 있습니다. Form 4ì—는 해당 ì‹ ê³ ì¸ì´ ì´ë²ˆ 거래 í›� 297,794 기초주ì‹ì� 보유하고 있으ë©�, í•� ëª…ì˜ ì‹ ê³ ì¸ì´ 제출했다ê³� 표시ë˜ì–´ 있습니다. 서류ëŠ� ì‹ ê³ ì¸ì„ 대신한 위임 변호사가 서명했습니다.

Robert P. Lenk, administrateur de PLUS THERAPEUTICS, Inc. (PSTV), s'est vu accorder des options sur actions le 13/08/2025. Le Form 4 rapporte l'acquisition de 297�794 options au prix d'exercice de $0.5744 par action. Le dépôt précise que les options acquièrent des droits mensuellement sur 12 mois à compter de la date d'octroi et deviennent entièrement acquises lors de l'assemblée générale annuelle des actionnaires 2026 de l'émetteur, sous réserve de la continuité du service. Le Form 4 indique que la personne déclarant détient 297�794 actions sous-jacentes après la transaction et que la déclaration est faite par une seule personne déclarante. Le document est signé par un mandataire au nom du déclarant.

Robert P. Lenk, Direktor von PLUS THERAPEUTICS, Inc. (PSTV), wurde am 13.08.2025 Aktienoptionen gewährt. Das Form 4 meldet den Erwerb von 297.794 Optionen mit einem Ausübungspreis von $0.5744 je Aktie. Die Einreichung besagt, dass die Optionen monatlich über 12 Monate ab dem Gewährungsdatum vesten und bei der ordentlichen Hauptversammlung des Emittenten 2026 vollständig vesten, vorbehaltlich fortgesetzter Dienstleistung. Das Form 4 weist aus, dass die meldende Person nach der Transaktion 297.794 zugrunde liegende Aktien hält und dass die Meldung von einer meldenden Person eingereicht wurde. Das Dokument ist von einem bevollmächtigten Anwalt im Namen der meldenden Person unterschrieben.

Positive
  • Retention-aligned vesting: Options vest monthly over 12 months and fully at the 2026 Annual Stockholder Meeting, aligning director incentives with the company.
  • Clear disclosure: Form 4 provides explicit details on number of options, exercise price, and vesting terms.
Negative
  • Potential dilution: Grant of 297,794 options will increase potential shares outstanding if exercised.
  • Limited context: Filing does not state total shares outstanding or grant date definition needed to assess relative materiality.

Insights

TL;DR: Director received a sizable option grant at a low exercise price, which is a routine retention incentive with modest immediate market impact.

The grant of 297,794 options at $0.5744 is material in absolute share count but must be viewed relative to the company's total shares outstanding to assess dilution; that metric is not provided in the filing. The vesting schedule—monthly over 12 months and full vesting at the 2026 Annual Meeting—aligns incentives to retain the director through next year. No cash proceeds or dispositions are reported and the transaction code indicates acquisition. The filing contains no additional financial performance data or changes to existing holdings beyond this grant.

TL;DR: Standard director option grant with time-based vesting; disclosure complies with Section 16 reporting requirements.

The Form 4 properly discloses beneficial ownership change for a director via an option award and includes an explanation of vesting terms. The use of an attorney-in-fact signature is disclosed. The filing does not indicate any performance-based vesting conditions or related-party transactions beyond the director relationship. For governance review, the key missing context is the grant date definition and the company's equity pool size, which are not stated in this filing.

Robert P. Lenk, amministratore di PLUS THERAPEUTICS, Inc. (PSTV), ha ricevuto opzioni su azioni in data 13/08/2025. Il Form 4 segnala l'acquisizione di 297.794 opzioni con un prezzo di esercizio di $0.5744 per azione. La comunicazione indica che le opzioni maturano mensilmente nell'arco di 12 mesi dalla data di concessione e maturano interamente alla riunione annuale degli azionisti del 2026 della società emittente, subordinatamente al proseguimento del servizio. Il Form 4 mostra che la persona che effettua la segnalazione detiene 297.794 azioni sottostanti dopo la transazione ed è presentato da un unico dichiarante. Il documento è firmato da un procuratore delegato per conto del dichiarante.

Robert P. Lenk, director de PLUS THERAPEUTICS, Inc. (PSTV), recibió opciones sobre acciones el 13/08/2025. El Form 4 informa la adquisición de 297.794 opciones con un precio de ejercicio de $0.5744 por acción. La presentación indica que las opciones se adquieren mensualmente durante 12 meses desde la fecha de concesión y se adquieren por completo en la Junta Anual de Accionistas 2026 del emisor, sujeto a la continuidad del servicio. El Form 4 muestra que la persona informante posee 297.794 acciones subyacentes tras la transacción y que la presentación la realiza una sola persona informante. El documento está firmado por un apoderado en nombre del informante.

PLUS THERAPEUTICS, Inc.(PSTV) ì´ì‚¬ 로버íŠ� P. ë Œí¬ëŠ� 2025-08-13ì—� 스톡옵션ì� 부여받았습니다. Form 4ëŠ� 행사가ê²� 주당 $0.5744ì� 297,794ì£� 옵션 ì·¨ë“ì� 보고하고 있습니다. 제출서류ì—는 옵션ì� 부여ì¼ë¡œë¶€í„� 12개월 ë™ì•ˆ 매월 ì¼ë¶€ì”� 베스팅ë˜ë©�, 발행회사ì� 2026ë…� ì—°ë¡€ 주주ì´íšŒì—서 ê³„ì† ê·¼ë¬´í•˜ëŠ” ê²ƒì„ ì „ì œë¡� ì „ì•¡ 베스팅ëœë‹¤ê³  기재ë˜ì–´ 있습니다. Form 4ì—는 해당 ì‹ ê³ ì¸ì´ ì´ë²ˆ 거래 í›� 297,794 기초주ì‹ì� 보유하고 있으ë©�, í•� ëª…ì˜ ì‹ ê³ ì¸ì´ 제출했다ê³� 표시ë˜ì–´ 있습니다. 서류ëŠ� ì‹ ê³ ì¸ì„ 대신한 위임 변호사가 서명했습니다.

Robert P. Lenk, administrateur de PLUS THERAPEUTICS, Inc. (PSTV), s'est vu accorder des options sur actions le 13/08/2025. Le Form 4 rapporte l'acquisition de 297�794 options au prix d'exercice de $0.5744 par action. Le dépôt précise que les options acquièrent des droits mensuellement sur 12 mois à compter de la date d'octroi et deviennent entièrement acquises lors de l'assemblée générale annuelle des actionnaires 2026 de l'émetteur, sous réserve de la continuité du service. Le Form 4 indique que la personne déclarant détient 297�794 actions sous-jacentes après la transaction et que la déclaration est faite par une seule personne déclarante. Le document est signé par un mandataire au nom du déclarant.

Robert P. Lenk, Direktor von PLUS THERAPEUTICS, Inc. (PSTV), wurde am 13.08.2025 Aktienoptionen gewährt. Das Form 4 meldet den Erwerb von 297.794 Optionen mit einem Ausübungspreis von $0.5744 je Aktie. Die Einreichung besagt, dass die Optionen monatlich über 12 Monate ab dem Gewährungsdatum vesten und bei der ordentlichen Hauptversammlung des Emittenten 2026 vollständig vesten, vorbehaltlich fortgesetzter Dienstleistung. Das Form 4 weist aus, dass die meldende Person nach der Transaktion 297.794 zugrunde liegende Aktien hält und dass die Meldung von einer meldenden Person eingereicht wurde. Das Dokument ist von einem bevollmächtigten Anwalt im Namen der meldenden Person unterschrieben.

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).
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*
Lenk Robert P

(Last) (First) (Middle)
C/O PLUS THERAPEUTICS INC.
4200 MARATHON BOULEVARD, SUITE 200

(Street)
AUSTIN TX 78756

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PLUS THERAPEUTICS, INC. [ PSTV ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
08/13/2025
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
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
Stock Option (Right to Buy) $0.5744 08/13/2025 A 297,794 (1) 08/12/2035 Common Stock 297,794 $0.00 297,794 D
Explanation of Responses:
1. The options vest monthly over 12 months from the Grant Date in substantially equal monthly installments, provided that the options vest in full on the Issuer's 2026 Annual Stockholder Meeting, subject to the Reporting Person's continued service to the Issuer through each applicable vesting date or, if earlier, such annual meeting.
/s/ Andrew Sims, attorney-in-fact 08/15/2025
** 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

What did PSTV director Robert P. Lenk acquire on 08/13/2025?

The Form 4 reports acquisition of 297,794 stock options with an exercise price of $0.5744 per share.

What are the vesting terms of the options reported for PSTV?

The options vest monthly over 12 months from the grant date and vest in full at the issuer's 2026 Annual Stockholder Meeting, subject to continued service.

How many shares does the reporting person beneficially own after the transaction?

The filing reports 297,794 underlying shares beneficially owned following the reported transaction.

Who filed the Form 4 for Robert P. Lenk?

The Form 4 was filed by one reporting person and the document is signed by an attorney-in-fact on behalf of the reporting person.

What is the exercise price of the options granted to the director?

The exercise (conversion) price is reported as $0.5744 per share.
Plus Therapeutics Inc

NASDAQ:PSTV

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34.75M
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6.18%
Biotechnology
Surgical & Medical Instruments & Apparatus
United States
AUSTIN