Ceribell CEO exercises options for 55,628 shares

Ceribell, Inc. President and CEO Chao Xingjuan reported exercising stock options to acquire a total of 55,628 shares of common stock.

Accepted by SEC EDGAR 03/27/2026 - 12:25 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Ceribell, Inc. President and CEO Chao Xingjuan reported exercising stock options to acquire a total of 55,628 shares of common stock. She exercised options for 36,628 shares at an exercise price of $2.24 per share and 19,000 shares at $3.65 per share.

After these transactions, she holds 766,792 shares of common stock directly. An additional 369,088 shares are held indirectly by the ACP 2021 Trust, where she is a co-trustee and may be deemed to share beneficial ownership, while disclaiming beneficial ownership except to the extent of her pecuniary interest.

Insider Trade Summary

55,628 shares exercised/converted

Exercise 4 txns

Insider Chao Xingjuan

Role President and CEO

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	36,628	$0.00	$0.00
Exercise	Stock Option (Right to Buy)	19,000	$0.00	$0.00
Exercise	Common Stock	36,628	$2.24	$82K
Exercise	Common Stock	19,000	$3.65	$69K
Holding	Common Stock	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 221,196 contracts (Direct); Common Stock — 766,792 shares (Direct); Common Stock — 369,088 shares (Indirect, By ACP 2021 Trust)

Footnotes (3)

1. F1. The Reporting Person is a co-trustee of the ACP 2021 Trust, and therefore may be deemed to share beneficial ownership of these securities.
2. F2. The Reporting Person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.
3. F3. The stock option is fully vested and currently exercisable.

FAQ

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

What did Ceribell (CBLL) CEO Chao Xingjuan report in this Form 4?

Chao Xingjuan exercised stock options to acquire 55,628 Ceribell common shares. She converted previously granted options into 36,628 shares at $2.24 and 19,000 shares at $3.65, with no open-market purchases or sales reported in this filing.

How many Ceribell (CBLL) shares does the CEO hold after these transactions?

After the option exercises, the CEO directly holds 766,792 Ceribell shares. The filing also reports 369,088 additional shares held indirectly by the ACP 2021 Trust, where she is a co-trustee, subject to a disclaimer of beneficial ownership beyond her pecuniary interest.

Were Ceribell (CBLL) CEO transactions open-market buys or sells?

No, the reported Ceribell CEO transactions were stock option exercises, not market trades. All entries use code “M,” indicating exercise or conversion of derivative securities, with no reported open-market purchase or sale codes in this Form 4.

What option exercise prices were disclosed for Ceribell (CBLL) CEO in this filing?

The CEO exercised options at $2.24 and $3.65 per share. These exercises converted 36,628 options at $2.24 and 19,000 options at $3.65 into an equal number of Ceribell common shares on the same transaction date.

How many Ceribell (CBLL) options did the CEO exercise according to the Form 4?

The CEO exercised options covering 55,628 Ceribell common shares. The filing’s summary reports an exerciseCount of 2 and exerciseShares of 55,628, matching the two derivative transactions that converted stock options into common stock on the reported date.

What does the ACP 2021 Trust holding mean for Ceribell (CBLL) CEO ownership?

The ACP 2021 Trust holds 369,088 Ceribell shares reported as indirect CEO ownership. She is a co-trustee and may be deemed to share beneficial ownership, but explicitly disclaims beneficial ownership except for her pecuniary interest, which may limit her effective economic exposure.

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

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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^*

Chao Xingjuan

(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
X	Officer (give title below)		Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/25/2026

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	03/25/2026		M		36,628	A	$2.24	747,792	D
Common Stock	03/25/2026		M		19,000	A	$3.65	766,792	D
Common Stock								369,088	I	By ACP 2021 Trust(1)(2)

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)	$2.24	03/25/2026		M			36,628	(3)	06/10/2029	Common Stock	36,628	$0	8,096	D
Stock Option (Right to Buy)	$3.65	03/25/2026		M			19,000	(3)	06/10/2031	Common Stock	19,000	$0	213,100	D

Explanation of Responses:

1. The Reporting Person is a co-trustee of the ACP 2021 Trust, and therefore may be deemed to share beneficial ownership of these securities.

2. The Reporting Person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

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

	/s/ Louisa Daniels, Attorney-in-Fact for Xingjuan (Jane) Chao	03/27/2026
	** 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)