Notice of 5,355 Shares Vesting

ARDX submitted a Form 144 notice relating to Common Stock tied to the vesting of restricted stock units.

Rhea-AI Filing Summary

ARDX submitted a Form 144 notice relating to Common Stock tied to the vesting of restricted stock units. The excerpt shows 5,355 shares associated with vesting on 02/19/2026, with broker Morgan Stanley Smith Barney LLC listed.

Insights

Equity Compensation Specialist

Form 144 records an RSU vesting and intended resale notice for 5,355 shares.

The excerpt lists 5,355 common shares tied to restricted stock unit vesting on 02/19/2026, and names Morgan Stanley Smith Barney LLC as the broker. This entry reflects a routine affiliate disposal pathway following vesting.

Cash‑flow treatment and whether a sale will occur are not stated; subsequent filings or a Form 4/transaction report would show executed sales.

FAQ

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

What does the Form 144 for ARDX report?

It reports 5,355 common shares tied to RSU vesting on 02/19/2026. The notice names Morgan Stanley Smith Barney LLC as broker and indicates the shares arise from restricted stock unit vesting for services rendered, per the excerpt.

Does the Form 144 mean the shares were sold?

No—Form 144 is a notice of an intended sale by an affiliate, not proof of sale. The excerpt documents vesting of 5,355 shares; execution of any sale would appear in subsequent transaction filings or broker records.

Who is the broker handling the transaction in the excerpt?

The filing lists Morgan Stanley Smith Barney LLC at 1 New York Plaza, 8th Floor, New York, NY. The broker is named on the Form 144 as the intermediary for the proposed disposition related to the vested RSUs.

What triggered the 5,355 shares listed in the Form 144?

The excerpt ties the shares to vesting of restricted stock units on 02/19/2026 for services rendered. The filing records the vesting event as the source of the common shares referenced in the notice.

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

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Accepted by SEC EDGAR 02/20/2026 - 05:48 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	0002093095
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	ARDELYX, INC.
SEC File Number	001-36485
Address of Issuer	400 Fifth Avenue, Suite 210 Waltham MASSACHUSETTS 02451
Phone	510-745-1700
Name of Person for Whose Account the Securities are To Be Sold	Hohenleitner Susan
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 Stock	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza, 8th Floor New York NY 10004	2550	14611.50	245247427	02/20/2026	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 Stock	02/19/2026	Vesting of restricted stock units	Issuer			5355	02/19/2026	Services Rendered

* 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

Nothing to Report

144: Remarks and Signature

Remarks	Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (RSUs) awards, the shares are to be sold upon the vesting of the RSUs solely to cover applicable withholding taxes.
Date of Notice	02/20/2026
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	Elizabeth Grammer, as Attorney-in-Fact for Susan Hohenleitner
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)