Xingjuan Chao - 03 Aug 2026 Form 4 Insider Report for Ceribell, Inc. (CBLL)

Reporting relationship: President and CEO, Director
Issuer ticker: CBLL
Reported as of: 03 Aug 2026
Net transaction value: -$714,480
SEC form: 4
Accepted by SEC: 05 Aug 2026, 15:31:59 UTC
Prior SEC filing: 09 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Louisa Daniels, Attorney-in-Fact for Xingjuan (Jane) Chao

Key filing fact

Xingjuan Chao filed Form 4 for Ceribell, Inc. (CBLL) on 05 Aug 2026.

Key facts

This page summarizes Xingjuan Chao's Form 4 filing for Ceribell, Inc. (CBLL).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 05 Aug 2026, 15:31.

Change

Previous filing in this sequence was filed on 09 Jul 2026.
Current net transaction value: -$714,480.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002035784 Primary reporting owner

Chao Xingjuan

Relationship: President and CEO, Director
Address: C/O CERIBELL, INC., 360 N. PASTORIA AVENUE, SUNNYVALE
Signature: /s/ Louisa Daniels, Attorney-in-Fact for Xingjuan (Jane) Chao
Signature date: 05 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CBLL transaction

Common Stock

Options Exercise

Transaction value
Shares: +1,446
Change %: +0.18%
Price: $4.70^*
Shares after: 803,763
Date: 03 Aug 2026
Ownership: Direct
Footnotes: F1

CBLL transaction

Common Stock

Options Exercise

Transaction value
Shares: +23,554
Change %: +2.9%
Price: $4.70^*
Shares after: 827,317
Date: 03 Aug 2026
Ownership: Direct
Footnotes: F1

CBLL transaction

Common Stock

Sale

Transaction value: $714,480
Shares: -39,000
Change %: -4.7%
Price: $18.32
Shares after: 788,317
Date: 03 Aug 2026
Ownership: Direct
Footnotes: F1, F2

CBLL holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 369,088
Date: 03 Aug 2026
Ownership: By ACP 2021 Trust
Footnotes: F3, F4

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CBLL transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -1,446
Change %: -0.5%
Price: $0.000000^*
Shares after: 287,264
Date: 03 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,446
Exercise price: $4.70
Footnotes: F1, F5

CBLL transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -23,554
Change %: -30%
Price: $0.000000^*
Shares after: 54,369
Date: 03 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 23,554
Exercise price: $4.70
Footnotes: F1, F6

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 6 footnotes

Footnote F1

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

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.88 to $18.72, 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.

Footnote F3

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

Footnote F4

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

Footnote F5

The option vests with respect to 1/48 of the shares subject thereto on each monthly anniversary of April 1, 2023, subject to the Reporting Person's continued employment or service relationship with the Issuer on each such vesting date.

Footnote F6

The stock option is fully vested and currently exercisable.