ANNX insider files to sell 5,566 shares

ANNX proposed sale of 5,566 common shares under a Form 144, tied to restricted stock vesting dated 02/27/2026.

Rhea-AI Filing Summary

ANNX proposed sale of 5,566 common shares under a Form 144, tied to restricted stock vesting dated 02/27/2026.

The excerpt also shows a prior sale of 7,857 common shares on 02/18/2026 and a reported share count of 119,632,804 as of 03/02/2026.

Insights

Insider Transactions Analyst

Form 144 notifies the market of a planned insider sale of 5,566 vested restricted shares.

The filing lists 5,566 shares to be sold in connection with restricted stock vesting on 02/27/2026. It separately records a prior disposition of 7,857 shares on 02/18/2026.

Cash‑flow treatment and sales mechanics are not detailed in the excerpt; subsequent filings or transaction confirmations may show actual sale proceeds and execution method.

FAQ

What does ANNX's Form 144 disclose?

The Form 144 discloses a proposed sale of 5,566 common shares tied to restricted stock vesting on 02/27/2026. It also shows a prior sale of 7,857 shares on 02/18/2026.

Who is listed in the ANNX Form 144 filing?

The filing lists Ted Yednock with an address in Brisbane, CA, and Fidelity Brokerage Services LLC as broker-related information, per the excerpt provided on the Form 144.

How many ANNX shares were reported outstanding in the excerpt?

The excerpt shows 119,632,804 shares outstanding as of 03/02/2026. This number is presented as a reported share count in the filing content.

Does the Form 144 state when the proposed sale will occur?

Yes; the proposed sale is tied to restricted stock vesting with a date of 02/27/2026. The filing does not include further execution details in the provided excerpt.

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Accepted by SEC EDGAR 03/02/2026 - 05:05 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001818525
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Annexon, Inc.
SEC File Number	001-39402
Address of Issuer	1400 SIERRA POINT PARKWAY BLDG C, SUITE 200 BRISBANE CALIFORNIA 94005
Phone	(650) 822-5500
Name of Person for Whose Account the Securities are To Be Sold	Yednock Ted
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	5566	30181.08	119632804	03/02/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/27/2026	Restricted Stock Vesting	Issuer			5566	02/27/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Ted Yednock 1400 Sierra Point Parkway Bldg C, Suite 200 Brisbane CA 94005	Common	02/18/2026	7857	40121.77

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	03/02/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Tyler Johnson, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Ted Yednock
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)