---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-006321"
form_type: "8-K"
ticker: "ARDX"
cik: "0001437402"
company_name: "ARDELYX, INC."
filed_at: "2024-02-22T23:59:59+00:00"
generated_at: "2026-06-05T18:59:37.254097+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Ardelyx reports FY2023 revenue $124.5M; IBSRELA sales $80.1M, guides 2024 $140-150M

## Summary
- IBSRELA net product sales $80.1M in FY2023, Q4 $28.1M (+26% QoQ); guides 2024 sales $140-150M.
- XPHOZAH launch nets $2.5M in Q4 2023; initiated real-world study.
- Total revenue $124.5M in 2023 (up 138% YoY from $52.2M); net loss $66.1M ($0.30 per share).
- Cash and investments $184.3M at year-end, up from $123.9M; drew $22.4M from SLR term loan.
- Kyowa Kirin launched PHOZEVEL (tenapanor) in Japan Feb 20, 2024; Ardelyx received $3M milestone from Fosun.

## SEC filing metadata
- accession: 0001628280-24-006321
- form_type: 8-K
- ticker: ARDX
- cik: 0001437402
- company_name: ARDELYX, INC.
- filed_at: 2024-02-22T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1437402/000162828024006321/0001628280-24-006321-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1437402/000162828024006321/ardx-20240222.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-006321
- JSON: https://secwatch.observer/filing/0001628280-24-006321.json
- Plain text: https://secwatch.observer/filing/0001628280-24-006321.txt

## Key facts
- Earnings Releases
  ARDELYX, INC. updated its the fourth quarter of 2023 guidance (initiated).
  - Period: the fourth quarter of 2023
  - Guidance: initiated
  - Result: reported results
  source text: During the fourth quarter of 2023, U.S. net product sales revenue was $28.1 million, reflecting 26% growth compared to the third quarter of 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437402/000162828024006321/0001628280-24-006321-index.htm
- Earnings Releases
  ARDELYX, INC. reported the year ended December 31, 2023 results: revenue Total revenues for the year ended December 31, 2023 were $124.5 million. Guidance initiated.
  - Period: the year ended December 31, 2023
  - Revenue: Total revenues for the year ended December 31, 2023 were $124.5 million
  - Guidance: initiated
  - Result: reported results
  source text: Total revenues for the year ended December 31, 2023 were $124.5 million, compared to $52.2 million in total revenues in 2022, reflecting increased net product sales, licensing revenues and product supply revenue.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437402/000162828024006321/0001628280-24-006321-index.htm

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