LXEO affiliate files to sell 4,867 shares

LXEO affiliate files to sell 02/17/2026 a total of 4,867 common shares under a Form 144 notice.

Rhea-AI Filing Summary

LXEO affiliate files to sell 02/17/2026 a total of 4,867 common shares under a Form 144 notice. The filing states these shares arise from restricted stock vesting and were designated as compensation.

The filing also discloses 615 shares sold during the prior three months (date 11/18/2025). Timing and specific broker execution details are provided in the notice.

Insights

Equity Compliance Specialist

Routine affiliate resale notice of vested restricted shares; administrative disclosure.

The filing lists 4,867 common shares to be sold on 02/17/2026, described as resulting from restricted stock vesting and designated as compensation. This is an SEC notice required when affiliates plan resales.

Prior activity shows 615 shares sold on 11/18/2025. Cash‑flow treatment and final execution details are not specified in the excerpt; subsequent broker reports may show completed trades.

FAQ

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

What does LXEO's Form 144 report disclose?

The filing discloses a planned sale of 4,867 common shares dated 02/17/2026, arising from restricted stock vesting. It also reports 615 shares sold on 11/18/2025 during the prior three months.

Who is the reported seller in the LXEO Form 144?

The Form lists an affiliate linked to an account at Fidelity Brokerage Services LLC and identifies the related individual address for the reporting person. The excerpt ties the shares to restricted stock vesting and compensation.

How many LXEO shares were sold in the prior three months?

The report states 615 shares were sold on 11/18/2025. This figure appears in the "Securities Sold During The Past 3 Months" section of the notice and is reported as prior disposition activity.

Are the LXEO shares being sold by issuance or secondary resale?

The filing describes the 4,867 shares as resulting from restricted stock vesting and labeled "Compensation," indicating these vested shares are the subject of the proposed resale rather than a new primary issuance.

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

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Accepted by SEC EDGAR 02/18/2026 - 03:28 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	0001994972
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	Lexeo Therapeutics, Inc.
SEC File Number	001-41855
Address of Issuer	345 PARK AVENUE SOUTH FLOOR 6 NEW YORK NEW YORK 10010
Phone	(212) 547-9879
Name of Person for Whose Account the Securities are To Be Sold	Adler Eric
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	4867	31135.17	72987327	02/18/2026	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	02/17/2026	Restricted Stock Vesting	Issuer			4867	02/17/2026	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
Eric Adler 345 Park Avenue South Floor 6 New York NY 10010	Common	11/18/2025	615	5703.88

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	02/18/2026
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/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Eric Adler
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)