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.
13F holders, Q3 2025
Institutional positions in Ardelyx, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 223
- +20 vs. Q2 2025
- Shares held
- 162.5M
- −5.09M (−3.0%) vs. Q2 2025
- Total value
- $891.4M
- +$234.7M (+35.7%) vs. Q2 2025
- New holders
- 40
- 78 more added
- Sold out
- 20
- 73 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 250 | $906.4M |
| Q1 2026 | 242 | $1.01B |
| Q4 2025 | 229 | $972.9M |
| Q3 2025 | 223 | $891.4M |
| Q2 2025 | 206 | $657.3M |
| Q1 2025 | 221 | $808.7M |
| Q4 2024 | 213 | $765.2M |
| Q3 2024 | 203 | $982.8M |
| Q2 2024 | 197 | $1.07B |
| Q1 2024 | 189 | $1.03B |
| Q4 2023 | 161 | $849.0M |
| Q3 2023 | 150 | $513.5M |
| Q2 2023 | 146 | $426.0M |
| Q1 2023 | 130 | $550.1M |
| Q4 2022 | 104 | $225.7M |
| Q3 2022 | 83 | $79.6M |
| Q2 2022 | 78 | $22.7M |
| Q1 2022 | 89 | $42.4M |
| Q4 2021 | 100 | $46.0M |
| Q3 2021 | 108 | $66.7M |
| Q2 2021 | 127 | $643.2M |
| Q1 2021 | 125 | $559.7M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Ardelyx, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 20,823,580 | $114.7M | 0.00% | +75,727+0.4% | Added |
| Vanguard Group Inc | 18,369,321 | $101.2M | 0.00% | +2,337,672+14.6% | Added |
| Janus Henderson Group PLC | 13,824,093 | $76.1M | 0.03% | −1,233,847−8.2% | Reduced |
| Macquarie Group Ltd | 10,455,588 | $57.6M | 0.07% | −1,001,969−8.7% | Reduced |
| State Street Corp | 9,718,690 | $53.5M | 0.00% | −123,181−1.3% | Reduced |
| Marshall Wace, LLP | 8,943,042 | $49.3M | 0.05% | −2,307,610−20.5% | Reduced |
| Millennium Management LLC | 7,641,987 | $42.1M | 0.03% | −4,021,242−34.5% | Reduced |
| Geode Capital Management, LLC | 5,756,786 | $31.7M | 0.00% | +90,698+1.6% | Added |
| Nuveen, LLC | 5,174,953 | $28.5M | 0.01% | +1,685,009+48.3% | Added |
| D. E. Shaw & Co., Inc. | 3,313,050 | $18.3M | 0.01% | +854,384+34.7% | Added |
| Morgan Stanley | 2,885,340 | $15.9M | 0.00% | +541,735+23.1% | Added |
| Bank of America Corp | 2,654,197 | $14.6M | 0.00% | −2,873,791−52.0% | Reduced |
| Goldman Sachs Group Inc | 2,584,877 | $14.2M | 0.00% | −1,418,659−35.4% | Reduced |
| Two Sigma Investments, LP | 2,490,848 | $13.7M | 0.02% | +469,385+23.2% | Added |
| Rock Springs Capital Management LP | 2,286,273 | $12.6M | 0.74% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 2,194,754 | $12.1M | 0.00% | −2,094−0.1% | Reduced |
| Jane Street Group, LLC | 2,193,725 | $12.1M | 0.01% | +1,425,533+185.6% | Added |
| AQR Capital Management LLC | 2,144,124 | $11.8M | 0.01% | −168,239−7.3% | Reduced |
| Northern Trust Corp | 2,117,992 | $11.7M | 0.00% | −3,180−0.1% | Reduced |
| Jones Financial Companies LLLP | 1,873,903 | $10.4M | 0.01% | +30,716+1.7% | Added |
| Renaissance Technologies LLC | 1,690,093 | $9.31M | 0.01% | +388,900+29.9% | Added |
| Two Sigma Advisers, LP | 1,614,600 | $8.90M | 0.02% | +378,100+30.6% | Added |
| Citadel Advisors LLC | 1,528,532 | $8.42M | 0.01% | −682,728−30.9% | Reduced |
| Oracle Investment Management Inc | 1,503,826 | $8.29M | 5.78% | +73,098+5.1% | Added |
| Eversept Partners, LP | 1,429,377 | $7.88M | 0.60% | +1,429,377 | New |
| Walleye Capital LLC | 1,211,071 | $6.67M | 0.05% | +1,197,478+8,809.5% | Added |
| JPMorgan Chase & Co | 1,003,289 | $5.53M | 0.00% | +754,362+303.0% | Added |
| Royal Bank of Canada | 914,329 | $5.04M | 0.00% | +848,360+1,286.0% | Added |
| Standard Life Aberdeen plc | 865,596 | $4.77M | 0.01% | −246,880−22.2% | Reduced |
| BNP Paribas Arbitrage, SA | 865,258 | $4.77M | 0.00% | +823,810+1,987.6% | Added |
| Hennion & Walsh Asset Management, Inc. | 780,348 | $4.30M | 0.16% | +9,991+1.3% | Added |
| Bank of New York Mellon Corp | 739,388 | $4.07M | 0.00% | +14,223+2.0% | Added |
| Barclays PLC | 728,642 | $4.01M | 0.00% | −164,065−18.4% | Reduced |
| HRT Financial LP | 667,082 | $3.67M | 0.01% | +667,082 | New |
| Panagora Asset Management Inc | 659,687 | $3.63M | 0.01% | −692−0.1% | Reduced |
| Susquehanna International Group, LLP | 620,005 | $3.42M | 0.00% | −325,279−34.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 579,023 | $3.19M | 0.00% | +579,023 | New |
| Cubist Systematic Strategies, LLC | 569,831 | $3.14M | 0.04% | +569,831 | New |
| Trexquant Investment LP | 504,328 | $2.78M | 0.03% | −271,859−35.0% | Reduced |
| Capital Fund Management S.A. | 495,353 | $2.73M | 0.03% | −220,769−30.8% | Reduced |
| Swiss National Bank | 463,900 | $2.56M | 0.00% | +5,000+1.1% | Added |
| UBS Group AG | 461,320 | $2.54M | 0.00% | −426,608−48.0% | Reduced |
| Prudential Financial Inc | 449,215 | $2.48M | 0.00% | +74,515+19.9% | Added |
| Pekin Hardy Strauss, Inc. | 402,230 | $2.22M | 0.22% | −61,200−13.2% | Reduced |
| Freestone Grove Partners LP | 401,755 | $2.21M | 0.02% | +244,364+155.3% | Added |
| Diadema Partners LP | 400,000 | $2.20M | 1.54% | +400,000 | New |
| Squarepoint Ops LLC | 396,820 | $2.19M | 0.00% | +216,109+119.6% | Added |
| UBS Asset Management Americas Inc | 370,109 | $2.04M | 0.00% | −264,136−41.6% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 345,077 | $1.90M | 0.00% | +22,557+7.0% | Added |
| Rhumbline Advisers | 340,888 | $1.88M | 0.00% | −8,245−2.4% | Reduced |
| Clay Northam Wealth Management, LLC | 323,465 | $1.78M | 1.02% | −18,250−5.3% | Reduced |
| Balyasny Asset Management LLC | 318,445 | $1.75M | 0.00% | −751,411−70.2% | Reduced |
| Rafferty Asset Management, LLC | 314,781 | $1.73M | 0.01% | −44,718−12.4% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 306,547 | $1.69M | 0.04% | +254,417+488.0% | Added |
| Legal & General Group Plc | 269,141 | $1.48M | 0.00% | −6,203−2.3% | Reduced |
| Alliancebernstein L.P. | 267,340 | $1.47M | 0.00% | +3,500+1.3% | Added |
| Invesco Ltd. | 257,813 | $1.42M | 0.00% | +28,137+12.3% | Added |
| Ieq Capital, LLC | 254,401 | $1.40M | 0.00% | +58,290+29.7% | Added |
| State of Wisconsin Investment Board | 245,138 | $1.35M | 0.00% | −115,081−31.9% | Reduced |
| Engineers Gate Manager LP | 240,390 | $1.32M | 0.02% | +149,156+163.5% | Added |
| Price T Rowe Associates Inc | 227,320 | $1.25M | 0.00% | +20,069+9.7% | Added |
| California State Teachers Retirement System | 217,643 | $1.20M | 0.00% | +110.0% | Added |
| Simplex Trading, LLC | 209,233 | $1.15M | 0.03% | +79,552+61.3% | Added |
| Monimus Capital Management, LP | 202,311 | $1.11M | 0.83% | 00.0% | Unchanged |
| Wells Fargo & Company | 201,237 | $1.11M | 0.00% | +24,883+14.1% | Added |
| Stonepine Capital Management, LLC | 200,000 | $1.10M | 0.90% | −355,000−64.0% | Reduced |
| AIGH Capital Management LLC | 198,500 | $1.09M | 0.38% | +198,500 | New |
| Man Group plc | 194,932 | $1.07M | 0.00% | −32,766−14.4% | Reduced |
| Deutsche Bank AG | 193,996 | $1.07M | 0.00% | +23,430+13.7% | Added |
| First Trust Advisors LP | 182,600 | $1.01M | 0.00% | −152,997−45.6% | Reduced |
| Mackenzie Financial Corp | 176,835 | $974.4K | 0.00% | −44,045−19.9% | Reduced |
| SRS Capital Advisors, Inc. | 167,299 | $921.8K | 0.01% | +167,299 | New |
| Nomura Holdings Inc | 165,992 | $914.6K | 0.00% | +165,992 | New |
| Schonfeld Strategic Advisors LLC | 162,800 | $897.0K | 0.01% | −155,913−48.9% | Reduced |
| Lion Point Capital, LP | 162,750 | $896.8K | 5.09% | −172,650−51.5% | Reduced |
| LPL Financial LLC | 162,064 | $893.0K | 0.00% | +35,423+28.0% | Added |
| Dynamic Technology Lab Private Ltd | 160,336 | $883.0K | 0.15% | +30,015+23.0% | Added |
| Thrivent Financial for Lutherans | 156,428 | $862.0K | 0.00% | −49,016−23.9% | Reduced |
| Oxford Asset Management LLP | 151,782 | $836.3K | 0.27% | +130,918+627.5% | Added |
| PFG Investments, LLC | 138,295 | $762.0K | 0.04% | +5,000+3.8% | Added |
| MetLife Investment Management | 137,302 | $756.5K | 0.00% | +137,302 | New |
| ExodusPoint Capital Management, LP | 134,856 | $743.1K | 0.01% | −109,335−44.8% | Reduced |
| SG Americas Securities, LLC | 131,925 | $727.0K | 0.00% | +110,459+514.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 125,727 | $694.7K | 0.00% | −21,367−14.5% | Reduced |
| Tudor Investment Corp Et Al | 124,939 | $688.4K | 0.00% | +124,939 | New |
| Virtus Investment Advisers, Inc. | 119,461 | $658.2K | 0.19% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 116,696 | $643.0K | 0.00% | −4,386−3.6% | Reduced |
| Capstone Investment Advisors, LLC | 115,814 | $638.1K | 0.01% | +115,814 | New |
| CWM, LLC | 114,231 | $629.0K | 0.00% | +33,973+42.3% | Added |
| Intech Investment Management LLC | 113,307 | $624.3K | 0.01% | −53,222−32.0% | Reduced |
| Wellington Management Group LLP | 102,566 | $565.1K | 0.00% | +4,967+5.1% | Added |
| SEI Investments Co | 101,408 | $558.8K | 0.00% | +81,730+415.3% | Added |
| DekaBank Deutsche Girozentrale | 100,000 | $558.0K | 0.00% | 00.0% | Unchanged |
| Harbor Capital Advisors, Inc. | 100,108 | $552.0K | 0.04% | −133,140−57.1% | Reduced |
| Gsa Capital Partners LLP | 93,260 | $514.0K | 0.04% | −47,697−33.8% | Reduced |
| Group One Trading, L.P. | 93,271 | $513.9K | 0.02% | −195,690−67.7% | Reduced |
| Persistent Asset Partners Ltd | 92,046 | $507.2K | 0.37% | +92,046 | New |
| Headlands Technologies LLC | 91,167 | $502.3K | 0.04% | +91,167 | New |
| J. Goldman & Co LP | 90,500 | $498.7K | 0.02% | −155,417−63.2% | Reduced |
| Raymond James Financial Inc | 89,982 | $495.8K | 0.00% | −115,474−56.2% | Reduced |