Ardelyx, Inc.
ARDX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001437402
In the last 90 days, Ardelyx, Inc. insiders filed 0 open-market purchases and 9 sales; 250 institutions reported holding it in 13F filings for Q2 2026, worth $906.4M in total; no superinvestor holds it.
Q3 2025 vs. Q2 2025
How the institutions holding Ardelyx, Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 206 | 3 | 223 | +20 |
| Shares | 167.8M | 153.9K | 162.5M | −5.09M (−3.0%) |
| Value | $657.3M | $603.5K | $891.4M | +$234.7M (+35.7%) |
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (40)
Institutions that held Ardelyx, Inc. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (20)
Institutions that held Ardelyx, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Two Seas Capital LP | 1,539,416 | $6.03M |
| ADAR1 Capital Management, LLC | 915,130 | $3.59M |
| Parkman Healthcare Partners LLC | 301,086 | $1.18M |
| Dark Forest Capital Management LP | 280,336 | $1.10M |
| PDT Partners, LLC | 155,384 | $609.1K |
| Caption Management, LLC | 130,500 | $511.6K |
| Jacobs Levy Equity Management, Inc | 88,198 | $345.7K |
| Graham Capital Management, L.P. | 55,283 | $216.7K |
| DRW Securities, LLC | 42,087 | $165.0K |
| Verition Fund Management LLC | 30,205 | $118.4K |
| West Michigan Advisors, LLC | 28,000 | $109.8K |
| Scientech Research LLC | 17,920 | $70.2K |
| State of Wyoming | 15,687 | $61.5K |
| Sherbrooke Park Advisers LLC | 15,529 | $60.9K |
| Stifel Financial Corp | 15,150 | $59.4K |
| Ameritas Advisory Services, LLC | 11,254 | $44.1K |
| Federation des caisses Desjardins du Quebec | 250 | $980 |
| Northwestern Mutual Wealth Management Co | 46 | $180 |
| Glenmede Investment Management, LP | 39 | $152 |
| Skopos Labs, Inc. | 1 | $4 |
Not filed for Q3 2025 yet (3)
Institutions that held Ardelyx, Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Tyler-Stone Wealth Management | 84,850 | $332.6K |
| E Fund Management Co., Ltd. | 40,023 | $156.9K |
| CIBC World Markets Corp | 29,076 | $114.0K |