ARDX Form 144: 7,771 RSU Shares Vest

ARDX submitted a Form 144 reporting an intended transfer related to 7,771 shares of Common Stock tied to the vesting of restricted stock units on 05/19/2026 for services rendered.

Rhea-AI Filing Summary

ARDX submitted a Form 144 reporting an intended transfer related to 7,771 shares of Common Stock tied to the vesting of restricted stock units on 05/19/2026 for services rendered. The filing also lists recent dispositions by John E. Bishop on 02/20/2026 totaling 3,179 shares (2,792; 386; 1) with aggregate proceeds shown.

Insights

Equity Compensation Specialist

Form 144 reports a planned transfer from RSU vesting and shows recent small dispositions.

The filing lists 7,771 shares tied to the vesting of restricted stock units on 05/19/2026, described as issuance for services rendered. That language indicates compensation-driven issuance rather than an open-market purchase.

Recent sales by John E. Bishop on 02/20/2026 total 3,179 shares with reported proceeds; timing and motive are not stated. Subsequent SEC or broker reports would show execution details.

Key Figures

RSUs vesting: 7,771 shares Recent dispositions (single date): 3,179 shares Proceeds reported (examples): $16,375.08; $2,205.53; $5.70

3 metrics

RSUs vesting 7,771 shares Vesting of restricted stock units on <date>05/19/2026</date>

Recent dispositions (single date) 3,179 shares Sales by John E. Bishop on <date>02/20/2026</date> (2,792; 386; 1)

Proceeds reported (examples) $16,375.08; $2,205.53; $5.70 Gross proceeds shown next to the three sales on <date>02/20/2026</date>

Key Terms

restricted stock units, Form 144, gross proceeds

3 terms

restricted stock units financial

"Vesting of restricted stock units on 05/19/2026 for services rendered"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Form 144 regulatory

"The filing type listed at top of the excerpt"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

gross proceeds financial

"Amounts shown alongside each Common Stock sale on 02/20/2026"

The total amount of cash a company receives from a financing event or sale before any fees, expenses, taxes or deductions are taken out. Investors watch gross proceeds because it shows the raw scale of new capital being raised—think of it as the paycheck amount before withholdings—which helps assess how much funding is available for operations, growth, debt payoff or how much shareholder dilution might occur once costs are removed.

FAQ

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

What does ARDX's Form 144 report about the 7,771 shares?

The Form 144 shows 7,771 shares tied to the vesting of restricted stock units on 05/19/2026. The filing describes these shares as issued for services rendered, indicating compensation-related issuance rather than a purchased stake.

Who sold shares recently according to the filing for ARDX?

The filing lists dispositions by John E. Bishop on 02/20/2026 of 2,792, 386, and 1 share(s). The entries include gross proceeds amounts for each sale in the table.

Does the Form 144 state how the 7,771 shares will be sold?

The excerpt states the 7,771 shares result from vesting of restricted stock units and labels the transaction as for services rendered. It does not specify the method or timing of any subsequent sale in the provided excerpt.

Are the proceeds recipients identified in ARDX's Form 144?

The filing shows gross proceeds for the listed past sales by John E. Bishop but does not in the excerpt identify recipients of proceeds for the 7,771 vested shares. Use/recipient of proceeds is not included in the provided text.

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

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Accepted by SEC EDGAR 05/19/2026 - 04:53 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	0001308911
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	617-675-2739
Name of Person for Whose Account the Securities are To Be Sold	Bishop John E
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	3700	23051.00	247029387	05/19/2026	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	05/19/2026	Vesting of restricted stock units	Issuer			7771	05/19/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
John E. Bishop 400 Fifth Avenue, Suite 210 Waltham MA 02451	Common Stock	02/20/2026	2792	16375.08
John E. Bishop 400 Fifth Avenue, Suite 210 Waltham MA 02451	Common Stock	02/20/2026	386	2205.53
John E. Bishop 400 Fifth Avenue, Suite 210 Waltham MA 02451	Common Stock	02/20/2026	1	5.70

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	05/19/2026
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	Michael Raab, as Attorney-in-Fact for John E. Bishop
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)