Ardelyx CCO Eric Foster to resign Aug. 28
Ardelyx, Inc. reported a leadership change with the resignation of its Chief Commercial Officer, Eric Foster.
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Rhea-AI Filing Summary
Ardelyx, Inc. reported a leadership change with the resignation of its Chief Commercial Officer, Eric Foster. Foster informed the company of his decision on August 11, 2026, and his resignation is effective August 28, 2026. The company states that he is leaving to pursue a new opportunity with a pre-commercial company and that his resignation is not due to any disagreement with Ardelyx. Ardelyx remains incorporated in Delaware and its common stock, par value $0.0001 per share, continues to trade under the symbol ARDX on The Nasdaq Global Market.
Positive
- None.
Negative
- Chief Commercial Officer Eric Foster will resign effective August 28, 2026, creating a senior leadership transition in Ardelyx’s commercial organization.
8-K Event Classification
Key Figures
Key Terms
Emerging growth company regulatory
pre-commercial company financial
The Nasdaq Global Market market
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What leadership change did Ardelyx (ARDX) announce on August 11, 2026?
When is Ardelyx (ARDX) Chief Commercial Officer Eric Foster’s resignation effective?
Why is Ardelyx (ARDX) Chief Commercial Officer Eric Foster resigning?
On which exchange does Ardelyx (ARDX) common stock trade and under what symbol?
AI-generated analysis. How Rhea-AI works. Not financial advice.
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
(Exact name of registrant as specified in its charter)
| (State or other jurisdiction of incorporation) |
(Commission File Number) |
(IRS Employer Identification Number) |
(Address of principal executive offices, including Zip Code)
Registrant’s telephone number, including area code:
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Securities registered pursuant to Section 12(b) of the Act:
| Title of each class |
Trading |
Name of each exchange | ||
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
| Item 8.01 | Other Events. |
On August 11, 2026, Eric Foster notified Ardelyx, Inc. (the “Company”) of his decision to resign as Chief Commercial Officer of the Company, effective August 28, 2026. Mr. Foster resigned to pursue a new opportunity with a pre-commercial company, and his resignation is not a result of any disagreement with the Company.
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| Date: August 17, 2026 | ARDELYX, INC. | |||||
| By: | /s/ Felecia Ettenberg | |||||
| Felecia Ettenberg | ||||||
| Chief Legal Officer | ||||||