Ceribell, Inc. (CBLL) director receives 16,011 RSUs grant

Rhea-AI Filing Summary

O'KEEFE SHARON reported acquisition or exercise transactions in this Form 4 filing.

Ceribell, Inc. director Sharon O'Keefe received a grant of 16,011 restricted stock units (RSUs) representing common stock on July 28, 2026. The award was reported at a price of $0.00 per unit and results in total direct holdings of 16,011 RSUs after the transaction.

Insider Trade Summary

Net Buyer: 16,011 shares

Net Buy 1 txn

Insider O'KEEFE SHARON

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	16,011	$0.00	$0.00

Holdings After Transaction: Common Stock — 16,011 shares (Direct)

Footnotes (1)

1. F1. Represents restricted stock units ("RSUs").

Key Figures

RSUs granted: 16,011 units Reported price per RSU: $0.00 per unit RSUs held after grant: 16,011 units +1 more

4 metrics

RSUs granted 16,011 units Grant of restricted stock units to director Sharon O'Keefe on July 28, 2026

Reported price per RSU $0.00 per unit Price field for the July 28, 2026 RSU grant

RSUs held after grant 16,011 units Total direct RSU holdings following the reported transaction

Transaction date July 28, 2026 Date of RSU grant to director Sharon O'Keefe

Key Terms

restricted stock units ("RSUs"), Common Stock, direct ownership

3 terms

restricted stock units ("RSUs") financial

"Represents restricted stock units ("RSUs")."

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

Common Stock financial

"security_title: "Common Stock" associated with the RSUs"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

direct ownership financial

"ownership code "D" indicates direct ownership of the RSUs"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 07/30/2026 - 07:40 PM Accepted by SEC EDGAR 07/30/2026 - 07:39 PM Learn about SEC filing dates

FAQ

What insider transaction did Ceribell (CBLL) report for Sharon O'Keefe?

Ceribell reported that director Sharon O'Keefe received a grant of 16,011 restricted stock units (RSUs) on July 28, 2026. These RSUs represent the right to receive shares of the company’s common stock and are held as a direct position.

How many Ceribell (CBLL) restricted stock units did Sharon O'Keefe hold after the grant?

Following the reported grant, Sharon O'Keefe directly holds 16,011 restricted stock units (RSUs). The Form 4 data show the transaction both granted and brought her total direct RSU holdings to the same 16,011 units figure.

What was the reported price per unit for Sharon O'Keefe’s Ceribell (CBLL) RSU grant?

The RSU award to Sharon O'Keefe was reported at a price of $0.00 per unit. This indicates the grant was an equity award rather than an open-market purchase, consistent with the Form 4 code for a grant, award, or other acquisition.

What type of security did Sharon O'Keefe acquire from Ceribell (CBLL)?

Sharon O'Keefe acquired restricted stock units (RSUs) that represent Ceribell’s common stock. The transaction is coded as a grant, award, or other acquisition and is described in the footnote as RSUs rather than a cash purchase of existing shares.

Is Sharon O'Keefe’s Ceribell (CBLL) RSU position reported as direct or indirect ownership?

The 16,011 restricted stock units held by Sharon O'Keefe are reported as direct ownership. The ownership code for the position is “D,” and there is no indication that the RSUs are held through a separate entity or trust.

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^*

O'KEEFE SHARON

(Last) (First) (Middle)

C/O CERIBELL, INC.

360 N. PASTORIA AVENUE

(Street)

SUNNYVALE CALIFORNIA 94085

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/28/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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

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	07/28/2026		A		16,011(1)	A	$0	16,011(1)	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 restricted stock units ("RSUs").

	/s/ Louisa Daniels, Attorney-in-Fact for Sharon O'Keefe	07/30/2026
	** 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).
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.
* Form 4: SEC 1474 (03-26)