STOCK TITAN

[Form 4] CeriBell, Inc. Insider Trading Activity

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

Rebecca B. Robertson, a director of Ceribell, Inc. (CBLL), reported a sale of 827 shares of the issuer's common stock on 09/03/2025 at a reported price of $11.36 per share under a Rule 10b5-1 trading plan. After the reported transaction Ms. Robertson beneficially owned 9,215 shares, held directly. The Form 4 was filed as a one-person filing and signed by an attorney-in-fact on behalf of the reporting person.

The filing states the sale was effected pursuant to a 10b5-1 plan, indicating the transaction was prearranged. No derivative transactions, option exercises, or additional securities classes are reported in this Form 4.

Rebecca B. Robertson, membro del consiglio di Ceribell, Inc. (CBLL), ha venduto 827 azioni del capitale sociale ordinario dell'emittente il 03/09/2025 al prezzo riportato di $11,36 per azione, nell'ambito di un piano di negoziazione conforme alla Regola 10b5-1. Dopo l'operazione segnalata la sig.ra Robertson risultava titolare effettiva di 9.215 azioni, detenute direttamente. Il Modulo 4 è stato presentato come deposito effettuato da una sola persona ed è stato firmato da un procuratore in nome del dichiarante.

La comunicazione specifica che la vendita è stata eseguita in base a un piano 10b5-1, indicando che la transazione era preprogrammata. In questo Modulo 4 non sono riportate transazioni su strumenti derivati, esercizi di opzioni o altre classi di titoli.

Rebecca B. Robertson, directora de Ceribell, Inc. (CBLL), informó la venta de 827 acciones ordinarias de la emisora el 03/09/2025 a un precio declarado de $11.36 por acción, en el marco de un plan de negociación bajo la Regla 10b5-1. Tras la operación reportada, la Sra. Robertson poseía beneficiosamente 9.215 acciones, en propiedad directa. El Formulario 4 se presentó como una declaración de una sola persona y fue firmado por un apoderado en nombre de la persona informante.

La presentación indica que la venta se efectuó conforme a un plan 10b5-1, lo que sugiere que la transacción fue preestablecida. En este Formulario 4 no se informan transacciones con derivados, ejercicios de opciones ni otras clases de valores.

Ceribell, Inc. (CBLL) 이사의 한 명인 Rebecca B. Robertson은 보고서상 2025년 9월 3일에 발행회사의 보통주 827주를 주당 $11.36의 가격으로 10b5-1 규정에 따른 거래계획 하에 매각했다고 보고했습니다. 보고된 거래 후 Robertson 씨는 직접 보유 형식으로 9,215주를 실질적으로 소유하고 있었습니다. Form 4는 단독 제출로 처리되었으며, 보고인을 대신하여 지정된 대리인이 서명했습니다.

해당 제출서에는 매각이 10b5-1 계획에 따라 이루어졌다고 명시되어 있어 거래가 사전 설정되었음을 나타냅니다. 이 Form 4에는 파생상품 거래, 옵션 행사 또는 추가 증권 종류가 보고되지 않았습니다.

Rebecca B. Robertson, administratrice de Ceribell, Inc. (CBLL), a déclaré la vente de 827 actions ordinaires de l'émetteur le 03/09/2025 au prix déclaré de 11,36 $ par action, dans le cadre d'un plan de négociation conforme à la règle 10b5-1. Après la transaction déclarée, Mme Robertson détenait au bénéfice 9 215 actions, détenues directement. Le formulaire 4 a été déposé comme une déclaration individuelle et signé par un mandataire au nom de la personne déclarante.

Le dépôt indique que la vente a été effectuée en vertu d'un plan 10b5-1, ce qui suggère que la transaction avait été préétablie. Aucun contrat dérivé, exercice d'option ou autre catégorie de titres n'est signalé dans ce formulaire 4.

Rebecca B. Robertson, Direktorin von Ceribell, Inc. (CBLL), meldete am 03.09.2025 den Verkauf von 827 Aktien der Stammaktien des Emittenten zu einem angegebenen Preis von $11,36 je Aktie im Rahmen eines Handelsplans gemäß Rule 10b5-1. Nach der gemeldeten Transaktion besaß Frau Robertson wirtschaftlich 9.215 Aktien, direkt gehalten. Das Formular 4 wurde als Einzelerklärung eingereicht und von einem Bevollmächtigten im Namen der meldenden Person unterzeichnet.

Die Einreichung gibt an, dass der Verkauf gemäß einem 10b5-1-Plan erfolgte, was darauf hinweist, dass die Transaktion vorab festgelegt war. In diesem Formular 4 sind keine Derivatgeschäfte, Optionsausübungen oder weitere Wertpapierklassen gemeldet.

Positive
  • Transaction executed under a Rule 10b5-1 trading plan, which supports compliance with insider-trading rules
  • Clear reporting of post-transaction ownership (9,215 shares) providing transparency for investors
  • Form 4 filed by one reporting person and executed via attorney-in-fact, indicating proper procedural handling
Negative
  • Director reduced holdings by 827 shares, which is a decline in insider ownership
  • No additional context (e.g., total holdings value or percentage of outstanding shares) is provided in this filing

Insights

TL;DR: Director executed a prearranged sale under a 10b5-1 plan; filing shows compliance and routine insider liquidity.

The reported sale of 827 shares at $11.36 under a Rule 10b5-1 plan signals a planned disposition rather than opportunistic trading. From a governance perspective, using a documented trading plan reduces insider-trading risk and demonstrates adherence to disclosure rules. The remaining beneficial ownership of 9,215 shares remains disclosed, supporting transparency. There is no indication of any contemporaneous related-party or derivative activity in this filing.

TL;DR: Transaction is routine and preplanned; not materially transformative for investors.

The sale represents a modest reduction in the director's stake and was executed at $11.36 per share. Because the transaction is attributed to a Rule 10b5-1 plan and no other dispositions or acquisitions are reported, the event is unlikely to be material to the company’s capitalization or to signal new information about operations or outlook. The filing correctly reports ownership post-transaction (9,215 shares) and provides the required disclosure elements for insider activity.

Rebecca B. Robertson, membro del consiglio di Ceribell, Inc. (CBLL), ha venduto 827 azioni del capitale sociale ordinario dell'emittente il 03/09/2025 al prezzo riportato di $11,36 per azione, nell'ambito di un piano di negoziazione conforme alla Regola 10b5-1. Dopo l'operazione segnalata la sig.ra Robertson risultava titolare effettiva di 9.215 azioni, detenute direttamente. Il Modulo 4 è stato presentato come deposito effettuato da una sola persona ed è stato firmato da un procuratore in nome del dichiarante.

La comunicazione specifica che la vendita è stata eseguita in base a un piano 10b5-1, indicando che la transazione era preprogrammata. In questo Modulo 4 non sono riportate transazioni su strumenti derivati, esercizi di opzioni o altre classi di titoli.

Rebecca B. Robertson, directora de Ceribell, Inc. (CBLL), informó la venta de 827 acciones ordinarias de la emisora el 03/09/2025 a un precio declarado de $11.36 por acción, en el marco de un plan de negociación bajo la Regla 10b5-1. Tras la operación reportada, la Sra. Robertson poseía beneficiosamente 9.215 acciones, en propiedad directa. El Formulario 4 se presentó como una declaración de una sola persona y fue firmado por un apoderado en nombre de la persona informante.

La presentación indica que la venta se efectuó conforme a un plan 10b5-1, lo que sugiere que la transacción fue preestablecida. En este Formulario 4 no se informan transacciones con derivados, ejercicios de opciones ni otras clases de valores.

Ceribell, Inc. (CBLL) 이사의 한 명인 Rebecca B. Robertson은 보고서상 2025년 9월 3일에 발행회사의 보통주 827주를 주당 $11.36의 가격으로 10b5-1 규정에 따른 거래계획 하에 매각했다고 보고했습니다. 보고된 거래 후 Robertson 씨는 직접 보유 형식으로 9,215주를 실질적으로 소유하고 있었습니다. Form 4는 단독 제출로 처리되었으며, 보고인을 대신하여 지정된 대리인이 서명했습니다.

해당 제출서에는 매각이 10b5-1 계획에 따라 이루어졌다고 명시되어 있어 거래가 사전 설정되었음을 나타냅니다. 이 Form 4에는 파생상품 거래, 옵션 행사 또는 추가 증권 종류가 보고되지 않았습니다.

Rebecca B. Robertson, administratrice de Ceribell, Inc. (CBLL), a déclaré la vente de 827 actions ordinaires de l'émetteur le 03/09/2025 au prix déclaré de 11,36 $ par action, dans le cadre d'un plan de négociation conforme à la règle 10b5-1. Après la transaction déclarée, Mme Robertson détenait au bénéfice 9 215 actions, détenues directement. Le formulaire 4 a été déposé comme une déclaration individuelle et signé par un mandataire au nom de la personne déclarante.

Le dépôt indique que la vente a été effectuée en vertu d'un plan 10b5-1, ce qui suggère que la transaction avait été préétablie. Aucun contrat dérivé, exercice d'option ou autre catégorie de titres n'est signalé dans ce formulaire 4.

Rebecca B. Robertson, Direktorin von Ceribell, Inc. (CBLL), meldete am 03.09.2025 den Verkauf von 827 Aktien der Stammaktien des Emittenten zu einem angegebenen Preis von $11,36 je Aktie im Rahmen eines Handelsplans gemäß Rule 10b5-1. Nach der gemeldeten Transaktion besaß Frau Robertson wirtschaftlich 9.215 Aktien, direkt gehalten. Das Formular 4 wurde als Einzelerklärung eingereicht und von einem Bevollmächtigten im Namen der meldenden Person unterzeichnet.

Die Einreichung gibt an, dass der Verkauf gemäß einem 10b5-1-Plan erfolgte, was darauf hinweist, dass die Transaktion vorab festgelegt war. In diesem Formular 4 sind keine Derivatgeschäfte, Optionsausübungen oder weitere Wertpapierklassen gemeldet.

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*
ROBERTSON REBECCA B

(Last) (First) (Middle)
C/O CERIBELL, INC.
360 N. PASTORIA AVENUE

(Street)
SUNNYVALE CA 94085

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Ceribell, Inc. [ CBLL ]
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)
09/03/2025
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 09/03/2025 S(1) 827 D $11.36 9,215 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. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
/s/ Louisa Daniels, Attorney-in-Fact for Rebecca B. Robertson 09/05/2025
** 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

What did Rebecca B. Robertson report on Form 4 for CBLL?

The report discloses a sale of 827 shares of Ceribell, Inc. common stock on 09/03/2025 at a price of $11.36 per share.

Was the sale by the director part of a trading plan?

Yes. The Form 4 states the sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

How many shares did the reporting person own after the transaction?

Following the reported sale, the reporting person beneficially owned 9,215 shares (direct ownership).

Does the Form 4 report any derivative transactions or option exercises?

No. Table II (derivative securities) contains no reported transactions in this Form 4.

Who filed and signed the Form 4 for Rebecca B. Robertson?

The Form 4 was filed by one reporting person and the signature on the filing is by Louisa Daniels, Attorney-in-Fact for Rebecca B. Robertson dated 09/05/2025.
CeriBell, Inc.

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