Ceribell CTO Raymond Woo sells 4,887 shares

The options exercised were fully vested and currently exercisable.

Rhea-AI Filing Summary

Ceribell, Inc. Chief Technology Officer Raymond Woo exercised options on October 1, 2026, to acquire 4,864 shares at $3.65 per share and 23 shares at $4.70 per share, and sold 4,887 shares at $24.38 per share. The transactions were effected pursuant to a Rule 10b5-1 trading plan Raymond Woo adopted on June 5, 2026.

Insider Trade Summary 10b5-1

Exercise and Sale: 4,887 shares ($101K approx. pre-tax spread)

Exercise and Sale 5 txns

Insider Woo Raymond

Role Chief Technology Officer

Sold 4,887 shs ($119K)

Approx. gross sale proceeds $119K

Approx. exercise cost $18K

Approx. pre-tax spread $101K

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy) F1, F2	4,864	$0.00	$0.00
Exercise	Stock Option (Right to Buy) F1, F2	23	$0.00	$0.00
Exercise	Common Stock F1	4,864	$3.65	$18K
Exercise	Common Stock F1	23	$4.70	$108.10
Sale	Common Stock F1	4,887	$24.38	$119K

Holdings After Transaction: Stock Option (Right to Buy) — 67,658 contracts (Direct); Common Stock — 203,118 shares (Direct)

Footnotes (2)

1. F1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.
2. F2. The stock option is fully vested and currently exercisable.

Key Figures

Shares acquired through option exercise: 4,864 shares Exercise price: $3.65 per share Shares acquired through option exercise: 23 shares +3 more

6 metrics

Shares acquired through option exercise 4,864 shares October 1, 2026; options with a $3.65 per-share exercise price

Exercise price $3.65 per share Options exercised October 1, 2026

Shares acquired through option exercise 23 shares October 1, 2026; options with a $4.70 per-share exercise price

Exercise price $4.70 per share Options exercised October 1, 2026

Shares sold 4,887 shares October 1, 2026

Sale price $24.38 per share Sale on October 1, 2026

Key Terms

Rule 10b5-1 trading plan, Stock Option (Right to Buy), currently exercisable

3 terms

Rule 10b5-1 trading plan regulatory

"effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Stock Option (Right to Buy) financial

"Stock Option (Right to Buy)"

currently exercisable financial

"The stock option is fully vested and currently exercisable."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many CBLL shares did Raymond Woo sell, and at what price?

Raymond Woo sold 4,887 shares of Ceribell common stock at $24.38 per share on October 1, 2026. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted on June 5, 2026.

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

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Available on EDGAR 10/02/2026 - 05:20 PM Accepted by SEC EDGAR 10/02/2026 - 05:19 PM Learn about SEC filing dates

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^*

Woo Raymond

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Technology Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2026

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	10/01/2026		M(1)		4,864	A	$3.65	207,982	D
Common Stock	10/01/2026		M(1)		23	A	$4.7	208,005	D
Common Stock	10/01/2026		S(1)		4,887	D	$24.38	203,118	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
Stock Option (Right to Buy)	$3.65	10/01/2026		M(1)			4,864	(2)	06/10/2031	Common Stock	4,864	$0	48,637	D
Stock Option (Right to Buy)	$4.7	10/01/2026		M(1)			23	(2)	02/16/2033	Common Stock	23	$0	19,021	D

Explanation of Responses:

1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

2. The stock option is fully vested and currently exercisable.

	/s/ Jessica Puathasnanon, Attorney-in-Fact for Raymond Woo	10/02/2026
	** 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)