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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

Reporting person: An van Es-Johansson, identified as a Director of PLUS THERAPEUTICS, Inc. (PSTV). Transaction: on 08/13/2025 the reporting person was granted 297,794 stock options with an exercise price of $0.5744. The options vest monthly over 12 months from the grant date in substantially equal installments and vest in full at the issuer's 2026 annual stockholder meeting if the reporting person remains in service. The options expire on 08/12/2035 and the report shows 297,794 underlying common shares beneficially owned following the transaction in a direct ownership form. The Form 4 was signed by an attorney-in-fact.

Persona che ha segnalato: An van Es-Johansson, identificata come Direttore di PLUS THERAPEUTICS, Inc. (PSTV). Operazione: in data 13/08/2025 alla persona segnalante sono state concesse 297.794 stock option con prezzo di esercizio di $0,5744. Le opzioni maturano mensilmente in 12 rate sostanzialmente uguali a partire dalla data di assegnazione e maturano integralmente in occasione dell'assemblea annuale degli azionisti dell'emittente del 2026 se la persona segnalante rimane in carica. Le opzioni scadono il 12/08/2035 e il rapporto indica 297.794 azioni comuni sottostanti possedute beneficiariamente a seguito dell'operazione in forma di proprietà diretta. Il Modulo 4 è stato firmato da un procuratore.

Persona informante: An van Es-Johansson, identificada como Directora de PLUS THERAPEUTICS, Inc. (PSTV). հԲó: el 13/08/2025 a la persona informante se le concedieron 297.794 opciones sobre acciones con un precio de ejercicio de $0,5744. Las opciones se adquieren mensualmente en 12 cuotas sustancialmente iguales desde la fecha de concesión y se consolidan en su totalidad en la junta anual de accionistas del emisor de 2026 si la persona informante permanece en servicio. Las opciones expiran el 12/08/2035 y el informe muestra 297.794 acciones ordinarias subyacentes propiedad beneficiaria tras la transacción en forma de propiedad directa. El Formulario 4 fue firmado por un apoderado.

신고�: PLUS THERAPEUTICS, Inc.(PSTV)� 이사� 확인� An van Es-Johansson. 거래: 2025� 8� 13� 신고인에� 행사가� $0.5744297,794� 상당� 스톡옵션� 부여되었습니다. 해당 옵션은 부여일로부� 12개월� 걸쳐 실질적으� 동일� 금액으로 매월 취득되며, 신고인이 계속 근무 중인 경우 발행회사� 2026� 연례 주주총회에서 전부 취득됩니�. 옵션� 만료일은 2035� 8� 12�이며, 보고서에� 거래 � 297,794주의 기초 보통�� 직접 소유 형태� 실질적으� 보유하고 있는 것으� 표시되어 있습니다. Form 4� 대리인� 서명했습니다.

Personne déclarante : An van Es-Johansson, identifiée comme directrice de PLUS THERAPEUTICS, Inc. (PSTV). Opération : le 13/08/2025, il/elle s'est vu(e) accorder 297 794 options d'achat au prix d'exercice de 0,5744 $. Les options acquièrent des droits mensuellement sur 12 mois à compter de la date d'attribution en versements substantiellement égaux et s'acquièrent intégralement lors de l'assemblée générale annuelle des actionnaires de l'émetteur en 2026 si la personne déclarante demeure en fonction. Les options expireront le 12/08/2035 et le rapport indique 297 794 actions ordinaires sous-jacentes détenues à titre bénéficiaire après l'opération sous forme de propriété directe. Le Formulaire 4 a été signé par un mandataire.

Meldende Person: An van Es-Johansson, identifiziert als Direktorin von PLUS THERAPEUTICS, Inc. (PSTV). Transaktion: Am 13.08.2025 wurden der meldenden Person 297.794 Aktienoptionen mit einem Ausübungspreis von $0,5744 gewährt. Die Optionen werden über 12 Monate ab dem Gewährungsdatum monatlich in im Wesentlichen gleichen Raten unverfallbar und fallen vollständig bei der Hauptversammlung des Emittenten 2026 an, sofern die meldende Person weiterhin im Dienst ist. Die Optionen verfallen am 12.08.2035 und der Bericht weist nach der Transaktion 297.794 zugrundeliegende Stammaktien als vorteilhaft gehalten in Form direkten Eigentums aus. Das Formular 4 wurde von einem Bevollmächtigten unterschrieben.

Positive
  • Equity alignment: Director received 297,794 options, aligning incentives with long-term shareholder value through time-based vesting
  • Clear vesting schedule: Options vest monthly over 12 months and fully vest at the 2026 annual meeting, providing predictable service-based vesting
Negative
  • Potential dilution: Grant represents 297,794 underlying shares that could increase the company’s outstanding share count if exercised
  • No disclosure of total outstanding share count: The Form 4 does not state company-wide share totals, limiting assessment of the grant’s proportional impact

Insights

TL;DR: Board-level equity grant aligns director incentives with shareholders through time-based vesting, typical for non-employee directors.

This Form 4 documents a time-based equity award to a director consisting of 297,794 options at a $0.5744 exercise price, vesting monthly over one year and accelerating to full vesting at the 2026 annual meeting subject to continued service. From a governance perspective, the structure is standard: multi-year economic exposure is created while requiring continued service to realize value. The filing is informative about dilution potential but does not disclose any acceleration triggers beyond the stated vesting schedule.

TL;DR: This is a routine director option grant; watch potential dilution if options are exercised but no immediate cash impact until exercise.

The disclosure shows 297,794 options exercisable at $0.5744 and expiring on 08/12/2035. The options represent future potential issuance of common stock if exercised; the Form 4 records these as directly beneficially owned post-grant. There is no additional information about cash proceeds, hedging, or transfers. The item does not include other changes to outstanding share count or material corporate events.

Persona che ha segnalato: An van Es-Johansson, identificata come Direttore di PLUS THERAPEUTICS, Inc. (PSTV). Operazione: in data 13/08/2025 alla persona segnalante sono state concesse 297.794 stock option con prezzo di esercizio di $0,5744. Le opzioni maturano mensilmente in 12 rate sostanzialmente uguali a partire dalla data di assegnazione e maturano integralmente in occasione dell'assemblea annuale degli azionisti dell'emittente del 2026 se la persona segnalante rimane in carica. Le opzioni scadono il 12/08/2035 e il rapporto indica 297.794 azioni comuni sottostanti possedute beneficiariamente a seguito dell'operazione in forma di proprietà diretta. Il Modulo 4 è stato firmato da un procuratore.

Persona informante: An van Es-Johansson, identificada como Directora de PLUS THERAPEUTICS, Inc. (PSTV). հԲó: el 13/08/2025 a la persona informante se le concedieron 297.794 opciones sobre acciones con un precio de ejercicio de $0,5744. Las opciones se adquieren mensualmente en 12 cuotas sustancialmente iguales desde la fecha de concesión y se consolidan en su totalidad en la junta anual de accionistas del emisor de 2026 si la persona informante permanece en servicio. Las opciones expiran el 12/08/2035 y el informe muestra 297.794 acciones ordinarias subyacentes propiedad beneficiaria tras la transacción en forma de propiedad directa. El Formulario 4 fue firmado por un apoderado.

신고�: PLUS THERAPEUTICS, Inc.(PSTV)� 이사� 확인� An van Es-Johansson. 거래: 2025� 8� 13� 신고인에� 행사가� $0.5744297,794� 상당� 스톡옵션� 부여되었습니다. 해당 옵션은 부여일로부� 12개월� 걸쳐 실질적으� 동일� 금액으로 매월 취득되며, 신고인이 계속 근무 중인 경우 발행회사� 2026� 연례 주주총회에서 전부 취득됩니�. 옵션� 만료일은 2035� 8� 12�이며, 보고서에� 거래 � 297,794주의 기초 보통�� 직접 소유 형태� 실질적으� 보유하고 있는 것으� 표시되어 있습니다. Form 4� 대리인� 서명했습니다.

Personne déclarante : An van Es-Johansson, identifiée comme directrice de PLUS THERAPEUTICS, Inc. (PSTV). Opération : le 13/08/2025, il/elle s'est vu(e) accorder 297 794 options d'achat au prix d'exercice de 0,5744 $. Les options acquièrent des droits mensuellement sur 12 mois à compter de la date d'attribution en versements substantiellement égaux et s'acquièrent intégralement lors de l'assemblée générale annuelle des actionnaires de l'émetteur en 2026 si la personne déclarante demeure en fonction. Les options expireront le 12/08/2035 et le rapport indique 297 794 actions ordinaires sous-jacentes détenues à titre bénéficiaire après l'opération sous forme de propriété directe. Le Formulaire 4 a été signé par un mandataire.

Meldende Person: An van Es-Johansson, identifiziert als Direktorin von PLUS THERAPEUTICS, Inc. (PSTV). Transaktion: Am 13.08.2025 wurden der meldenden Person 297.794 Aktienoptionen mit einem Ausübungspreis von $0,5744 gewährt. Die Optionen werden über 12 Monate ab dem Gewährungsdatum monatlich in im Wesentlichen gleichen Raten unverfallbar und fallen vollständig bei der Hauptversammlung des Emittenten 2026 an, sofern die meldende Person weiterhin im Dienst ist. Die Optionen verfallen am 12.08.2035 und der Bericht weist nach der Transaktion 297.794 zugrundeliegende Stammaktien als vorteilhaft gehalten in Form direkten Eigentums aus. Das Formular 4 wurde von einem Bevollmächtigten 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*
van Es-Johansson An

(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 the Form 4 for PSTV report on 08/13/2025?

The Form 4 reports a grant of 297,794 stock options to director An van Es-Johansson with an exercise price of $0.5744 dated 08/13/2025.

What is the vesting schedule for the options reported in the PSTV Form 4?

The options vest in substantially equal monthly installments over 12 months from the grant date and vest in full at the issuer's 2026 Annual Stockholder Meeting if the reporting person remains in service.

When do the options expire according to the Form 4?

The options have an expiration date of 08/12/2035.

How many shares are shown as beneficially owned after the transaction?

The Form 4 shows 297,794 underlying common shares beneficially owned following the reported transaction, held in a direct ownership form.

What is the exercise price of the options reported for PSTV?

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

NASDAQ:PSTV

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34.75M
59.46M
1.7%
2.1%
6.18%
Biotechnology
Surgical & Medical Instruments & Apparatus
United States
AUSTIN