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  4. [Form 4] Ceribell, Inc. Insider Trading Activity

Ceribell (CBLL) director-linked trust sells 25K insider shares

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Josef Parvizi Trust, an entity associated with Ceribell director Josef Parvizi, sold 25,000 shares of Ceribell common stock on January 15, 2026 at a weighted average price of $22.94 per share. The sale was executed under a Rule 10b5-1 trading plan adopted on August 18, 2025, meaning the trades were pre-arranged rather than discretionary on the trade date. After the sale, the Josef Parvizi Trust held 747,652 shares, while the Innovation ACP Trust held 907,911 shares and the ACP 2021 Trust held 369,088 shares, all reported as indirectly owned, with beneficial ownership disclaimed except to the extent of pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Parvizi Josef
Role Director
Sold 25,000 shs ($574K)
Type Security Shares Price Value
Sale Common Stock 25,000 $22.94 $574K
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 747,652 shares (Indirect, By Josef Parvizi Trust)
Footnotes (1)
  1. The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 18, 2025. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.43 to $23.38, 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. The Reporting Person is the sole trustee of the Josef Parvizi Trust, and therefore may be deemed to have beneficial ownership of these securities. The Reporting Person is a co-trustee of the Innovation ACP Trust, and therefore may be deemed to share beneficial ownership of these securities. The Reporting Person is a co-trustee of the ACP 2021 Trust, and therefore may be deemed to share beneficial ownership of these securities. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.
Form 4 Insider Transactions: What Each Field Means →
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*
Parvizi Josef
(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)
01/15/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 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 01/15/2026 S(1) 25,000 D $22.94(2) 747,652 I By Josef Parvizi Trust(3)(6)
Common Stock 907,911 I By Innovation ACP Trust(4)(6)
Common Stock 369,088 I By ACP 2021 Trust(5)(6)
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 transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 18, 2025.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.43 to $23.38, 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.
3. The Reporting Person is the sole trustee of the Josef Parvizi Trust, and therefore may be deemed to have beneficial ownership of these securities.
4. The Reporting Person is a co-trustee of the Innovation ACP Trust, and therefore may be deemed to share beneficial ownership of these securities.
5. The Reporting Person is a co-trustee of the ACP 2021 Trust, and therefore may be deemed to share beneficial ownership of these securities.
6. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.
/s/ Louisa Daniels, Attorney-in-Fact for Josef Parvizi 01/20/2026
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

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

The filing reports that the Josef Parvizi Trust, associated with Ceribell director Josef Parvizi, sold 25,000 shares of Ceribell common stock on January 15, 2026 at a weighted average price of $22.94 per share.

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

Yes. The filing states that the transaction was effected under a Rule 10b5-1 trading plan adopted by the reporting person on August 18, 2025, indicating the trades were pre-scheduled.

How many Ceribell (CBLL) shares did the Josef Parvizi Trust hold after the sale?

Following the reported transaction, the Josef Parvizi Trust held 747,652 shares of Ceribell common stock, reported as indirectly owned.

What other indirect Ceribell (CBLL) holdings are reported for trusts linked to Josef Parvizi?

The filing reports 907,911 shares held by the Innovation ACP Trust and 369,088 shares held by the ACP 2021 Trust, both as indirect holdings related to the reporting person.

What price range did the Ceribell (CBLL) insider shares sell for on January 15, 2026?

The $22.94 figure is a weighted average. The shares were sold in multiple trades at prices ranging from $22.43 to $23.38 per share, inclusive.

Does Josef Parvizi claim full beneficial ownership of the Ceribell (CBLL) trust shares?

No. The filing states that the reporting person disclaims beneficial ownership of the trust-held securities except to the extent of his pecuniary interest.

What is Josef Parvizi’s role at Ceribell (CBLL)?

The reporting person, Josef Parvizi, is identified as a director of Ceribell, Inc. in this Form 4.