Ceribell (CBLL) director reports 7,445-share sale and amends filing

Rhea-AI Filing Summary

Ceribell, Inc. director Rebecca B. Robertson reported a sale of common stock and corrected a prior insider filing. On 06/17/2025, she sold 7,445 shares of Ceribell common stock at a weighted average price of $17.63, in transactions executed under a pre-established Rule 10b5-1 trading plan. After this sale, she beneficially owned 21,230 shares of common stock directly. This amended Form 4 removes a previously reported transaction on 06/18/2025 for 11,188 shares that was incorrectly attributed to her, with no other changes made.

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

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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)
06/17/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
06/20/2025

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	06/17/2025		S(1)		7,445	D	$17.63(2)	21,230	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 sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.01 to $17.9, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased or sold, as applicable, at each separate price within the ranges set forth in this footnote.

Remarks:

This Form 4/A is being filed to correct an error in the original Form 4 filed on June 20, 2025. The transaction reported on June 18, 2025 for 11,188 shares was incorrectly attributed to the Reporting Person and has been removed. No other changes have been made.

	/s/ Louisa Daniels, Attorney-in-Fact for Rebecca B. Robertson	01/06/2026
	** 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).
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FAQ

What insider transaction did Ceribell (CBLL) report in this Form 4/A?

The filing reports that director Rebecca B. Robertson sold 7,445 shares of Ceribell, Inc. common stock on 06/17/2025 in an open-market transaction.

At what price were the Ceribell (CBLL) shares sold by the director?

The shares were sold at a weighted average price of $17.63 per share, with individual trades executed between $17.01 and $17.90, inclusive.

How many Ceribell (CBLL) shares does the reporting person own after this sale?

Following the reported sale, 21,230 shares of Ceribell, Inc. common stock were beneficially owned by the reporting person in direct ownership.

Was the Ceribell (CBLL) insider sale under a Rule 10b5-1 trading plan?

Yes. The filing states that the sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Why was this Ceribell (CBLL) Form 4 amended?

This Form 4/A corrects the original filing by removing a transaction reported on 06/18/2025 for 11,188 shares that was incorrectly attributed to the reporting person; no other changes were made.

Who signed the Ceribell (CBLL) Form 4/A insider report?

The report was signed by Louisa Daniels as Attorney-in-Fact for Rebecca B. Robertson, the reporting person and director of Ceribell, Inc.