SCHEDULE: Vanguard Group Reports Zero Ardelyx Stake Post-Realignment

The Vanguard Group has filed an amended Schedule 13G, reporting zero beneficial ownership in Ardelyx Inc. common stock following an internal realignment.

Summary

• The Vanguard Group filed an Amendment No. 3 to Schedule 13G, indicating a change in its beneficial ownership of Ardelyx Inc. common stock.
• As of the event date of March 13, 2026, The Vanguard Group reports 0 shares beneficially owned, representing 0% of the class of securities.
• This change is a result of an internal realignment within The Vanguard Group, Inc. that occurred on January 12, 2026.
• Following the realignment, certain subsidiaries or business divisions of The Vanguard Group, Inc. will now report beneficial ownership separately (on a disaggregated basis) in reliance on SEC Release No. 34-39538.
• The Vanguard Group, Inc. no longer has, or is deemed to have, beneficial ownership over securities beneficially owned by these subsidiaries and/or business divisions.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event for Ardelyx Inc. as it primarily reflects an internal organizational change within The Vanguard Group's reporting structure, not a change in investment sentiment towards Ardelyx itself.

Future Outlook

NA

Management Comments

• On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment.
• In accordance with SEC Release No. 34-39538 (January 12, 1998), certain subsidiaries or business divisions of subsidiaries of The Vanguard Group, Inc., that formerly had, or were deemed to have, beneficial ownership with The Vanguard Group, Inc., will report beneficial ownership separately (on a disaggregated basis) from The Vanguard Group, Inc. in reliance on such release.
• The Vanguard Group, Inc. no longer has, or is deemed to have, beneficial ownership over securities beneficially owned by such subsidiaries and/or business divisions.

Industry Context

StockSavvy.ai notes that this filing reflects an internal operational change within The Vanguard Group rather than a strategic divestment from Ardelyx Inc. This type of realignment is common among large asset managers to optimize reporting structures and does not necessarily indicate a change in investment thesis for the underlying company by Vanguard's broader funds.

Stakeholder Impact

• Shareholders (Ardelyx Inc.): The immediate impact is likely minimal as the change is due to Vanguard's internal reporting, not a divestment based on Ardelyx's performance. However, a large institutional investor reporting zero ownership could be misinterpreted if the context of the internal realignment is not understood.
• The Vanguard Group: This change impacts Vanguard's internal reporting and compliance, ensuring subsidiaries report beneficial ownership separately as per SEC guidance.

Key Dates

Recommendation

The filing indicates a change in reporting structure by The Vanguard Group, not a fundamental shift in investment strategy regarding Ardelyx Inc. While Vanguard's reported stake is now zero, this is due to internal realignment and disaggregated reporting by its subsidiaries. Therefore, this specific filing does not provide new information to warrant a change in investment recommendation for Ardelyx Inc. based on its operational or financial performance.

Keywords

Ardelyx Inc, Vanguard Group, Schedule 13G, Beneficial Ownership, Common Stock, Institutional Investor, SEC Filing, Ownership Change, Internal Realignment