---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-037441"
form_type: "8-K"
ticker: "ARDX"
cik: "0001437402"
company_name: "ARDELYX, INC."
filed_at: "2025-08-04T23:59:59+00:00"
generated_at: "2026-05-17T21:24:16.135552+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Ardelyx Q2 revenue $97.7M (+33%), raises IBSRELA guidance; CFO to depart

## Summary
- Q2 total revenue $97.7M (+33% YoY); IBSRELA net sales $65M (+84% YoY); XPHOZAH net sales $25M (-33% YoY).
- Raised FY2025 IBSRELA U.S. net sales revenue outlook to $250-260M from prior guidance.
- Net loss $19.1M ($0.08/sh) vs $16.5M ($0.07) YoY; cash & investments $238.5M at June 30, 2025.
- CFO Justin Renz to transition out by Dec 31, 2025 or upon new CFO start; transition agreement signed.
- Drew $48.7M net from SLR term loan; option to draw additional $100M in two tranches.

## SEC filing metadata
- accession: 0001628280-25-037441
- form_type: 8-K
- ticker: ARDX
- cik: 0001437402
- company_name: ARDELYX, INC.
- filed_at: 2025-08-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 5.02, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1437402/000162828025037441/0001628280-25-037441-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1437402/000162828025037441/ardx-20250801.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-037441
- JSON: https://secwatch.observer/filing/0001628280-25-037441.json
- Plain text: https://secwatch.observer/filing/0001628280-25-037441.txt

## Key facts
- Governance Changes
  ARDELYX, INC.: Board adopted Second Amended and Restated Bylaws updating procedural and disclosure requirements for shareholder nominations and proposals, quorum provisions, stockholder list requirements, and adding a forum selection provision (effective 2025-08-01).
  - Change: bylaw amendment
  - Effective: 2025-08-01
  source text: On August 1, 2025, the Board of Directors (the “Board”) of the Company approved and adopted the Company’s Second Amended and Restated Bylaws (as amended and restated, the “Bylaws”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437402/000162828025037441/0001628280-25-037441-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.