ArdelyxARDX
13F holders, Q2 2025 (June 30)206holders −15
27new positions
43sold out
5famous investors
$3.92avg. 13F price*
At the end of Q2 2025, 206 institutions reported holding Ardelyx Inc. (ARDX) in their 13F filings, down 15 from Q1 2025. 27 opened new positions and 43 sold out. The largest holders were BlackRock, Inc. ($81.3M), Vanguard Group Inc. ($62.8M) and Janus Henderson Group PLC ($59.1M). 5 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Ardelyx Inc.
- CUSIP
- 039697107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 27 | $7.6M |
| Exits | 43 | $22.6M |
All 13F filers, Q1 2025 → Q2 2025: 26,883,462 shares bought and 23,735,448 shares sold, net +3,148,014 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 206 holders
| BlackRock, Inc. | 0.00% | Add +15.6% | 20,747,853 | $81.3M |
| Vanguard Group Inc. | 0.00% | Add +6.9% | 16,031,649 | $62.8M |
| Janus Henderson Group PLC | 0.03% | Reduce -39.7% | 15,057,940 | $59.1M |
| Millennium Management | 0.04% | Add +80.4% | 11,663,229 | $45.7M |
| Macquarie Group Ltd. | 0.06% | Add +2.7% | 11,457,557 | $44.9M |
| Marshall Wace, LLP | 0.05% | Add +34.2% | 11,250,652 | $44.1M |
| State Street Corp. | 0.00% | Reduce -3.3% | 9,841,871 | $38.6M |
| Geode Capital Management, LLC | 0.00% | Reduce -0.1% | 5,666,088 | $22.2M |
| Bank of America Corp. | 0.00% | Add +88.8% | 5,527,988 | $21.7M |
| Goldman Sachs Group Inc. | 0.00% | Add +68.3% | 4,003,536 | $15.7M |
| Nuveen, LLC | 0.00% | Add +2.4% | 3,489,944 | $13.7M |
| D. E. Shaw & Co. | 0.01% | Add +28.3% | 2,458,666 | $9.6M |
| Morgan Stanley | 0.00% | Reduce -26.9% | 2,343,605 | $9.2M |
| AQR Capital Management | 0.01% | Add +47.0% | 2,312,363 | $9.1M |
| Rock Springs Capital Management LP | 0.56% | Add +42.5% | 2,286,273 | $9.0M |
| Citadel Advisors | 0.01% | Reduce -30.7% | 2,211,260 | $8.7M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +6.3% | 2,196,848 | $8.6M |
| Northern Trust Corp. | 0.00% | Reduce -2.4% | 2,121,172 | $8.3M |
| Two Sigma Investments, LP | 0.01% | Add +100.1% | 2,021,463 | $7.9M |
| Jones Financial Companies LLLP | 0.01% | Add +14.8% | 1,843,187 | $6.8M |
| Two Seas Capital LP | 0.59% | Reduce -27.4% | 1,539,416 | $6.0M |
| Oracle Investment Management Inc. | 4.85% | Reduce -40.5% | 1,430,728 | $5.6M |
| Algert Global LLC | 0.11% | Add +47.5% | 1,338,438 | $5.2M |
| Renaissance Technologies | 0.01% | Reduce -3.7% | 1,301,193 | $5.1M |
| Two Sigma Advisers, LP | 0.01% | Add +108.1% | 1,236,500 | $4.8M |
| Aberdeen Group plc | 0.01% | Add +30.6% | 1,112,476 | $4.4M |
| Balyasny Asset Management L.P. | 0.01% | Add +88.9% | 1,069,856 | $4.2M |
| Susquehanna International Group, LLP | 0.01% | Reduce -14.3% | 945,284 | $3.7M |
| ADAR1 Capital Management, LLC | 0.59% | Add +86.5% | 915,130 | $3.6M |
| Barclays PLC | 0.00% | Add +101.4% | 892,707 | $3.5M |
| UBS Group AG | 0.00% | Add +8.1% | 887,928 | $3.5M |
| Trexquant Investment LP | 0.03% | Reduce -55.6% | 776,187 | $3.0M |
| Hennion & Walsh Asset Management, Inc. | 0.12% | Reduce -7.3% | 770,357 | $3.0M |
| Jane Street Group, LLC | 0.00% | Reduce -68.6% | 768,192 | $3.0M |
| Bank of New York Mellon Corp | 0.00% | Add +2.0% | 725,165 | $2.8M |
| Capital Fund Management S.A. | 0.03% | Add +225.9% | 716,122 | $2.8M |
| Panagora Asset Management Inc. | 0.01% | Reduce -3.2% | 660,379 | $2.6M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +21.3% | 634,245 | $2.5M |
| Stonepine Capital Management, LLC | 2.14% | New | 555,000 | $2.2M |
| Palisades Investment Partners, LLC | 0.89% | Reduce -0.4% | 521,240 | $2.0M |
| Pekin Hardy Strauss, Inc. | 0.21% | Add +0.1% | 463,430 | $1.8M |
| Swiss National Bank | 0.00% | No change | 458,900 | $1.8M |
| Prudential Financial Inc. | 0.00% | Add +10.0% | 374,700 | $1.5M |
| State of Wisconsin Investment Board | 0.00% | Add +127.7% | 360,219 | $1.4M |
| Rafferty Asset Management, LLC | 0.00% | Reduce -8.6% | 359,499 | $1.4M |
| Rhumbline Advisers | 0.00% | Add +2.9% | 349,133 | $1.4M |
| Clay Northam Wealth Management, LLC | 0.86% | Reduce -1.6% | 341,715 | $1.3M |
| First Trust Advisors LP | 0.00% | New | 335,597 | $1.3M |
| Lion Point Capital, LP | 8.93% | No change | 335,400 | $1.3M |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | Reduce -24.1% | 322,520 | $1.3M |
| Schonfeld Strategic Advisors LLC | 0.01% | Add +13.7% | 318,713 | $1.2M |
| Parkman Healthcare Partners LLC | 0.14% | Add +43.7% | 301,086 | $1.2M |
| Group One Trading LLC | 0.04% | Reduce -17.4% | 288,961 | $1.1M |
| Dark Forest Capital Management LP | 0.04% | Add +70.8% | 280,336 | $1.1M |
| Legal & General Group Plc | 0.00% | Add +13.5% | 275,344 | $1.1M |
| Alliancebernstein L.P. | 0.00% | No change | 263,840 | $1.0M |
| JPMorgan Chase & Co. | 0.00% | Reduce -1.1% | 248,927 | $976K |
| New York State Common Retirement Fund | 0.00% | No change | 248,544 | $974K |
| J. Goldman & Co LP | 0.03% | New | 245,917 | $964K |
| ExodusPoint Capital Management, LP | 0.01% | Reduce -44.0% | 244,191 | $957K |
| Harbor Capital Advisors, Inc. | 0.04% | Add +79.6% | 233,248 | $914K |
| Invesco Ltd. | 0.00% | Add +29.4% | 229,676 | $900K |
| Man Group plc | 0.00% | Add +86.9% | 227,698 | $893K |
| Mackenzie Financial Corp. | 0.00% | Add +48.1% | 220,880 | $866K |
| California State Teachers Retirement System | 0.00% | Reduce -1.1% | 217,632 | $853K |
| T. Rowe Price Associates Inc. | 0.00% | Add +13.4% | 207,251 | $813K |
| Raymond James Financial Inc. | 0.00% | Add +4.0% | 205,456 | $805K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -52.5% | 205,444 | $805K |
| Monimus Capital Management, LP | 0.64% | Add +25.5% | 202,311 | $793K |
| Ieq Capital, LLC | 0.00% | Reduce -8.4% | 196,111 | $769K |
| Squarepoint Ops LLC | 0.00% | New | 180,711 | $708K |
| Wells Fargo & Company | 0.00% | Add +6.0% | 176,354 | $691K |
| Deutsche Bank AG | 0.00% | Reduce -44.6% | 170,566 | $669K |
| Intech Investment Management LLC | 0.01% | Add +14.4% | 166,529 | $653K |
| Citigroup Inc. | 0.00% | Reduce -66.2% | 165,245 | $648K |
| Freestone Grove Partners LP | 0.00% | Add +880.0% | 157,391 | $617K |
| PDT Partners, LLC | 0.03% | New | 155,384 | $609K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -7.5% | 147,094 | $573K |
| Russell Investments Group, Ltd. | 0.00% | Add +117.4% | 144,516 | $567K |
| Gsa Capital Partners LLP | 0.04% | Add +46.8% | 140,957 | $553K |
| PFG Investments, LLC | 0.03% | No change | 133,295 | $523K |
| Caption Management, LLC | 0.05% | New | 130,500 | $512K |
| Dynamic Technology Lab Private Ltd | 0.07% | Reduce -5.0% | 130,321 | $511K |
| Simplex Trading, LLC | 0.01% | Reduce -62.2% | 129,681 | $508K |
| LPL Financial LLC | 0.00% | Add +3.3% | 126,641 | $496K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +0.1% | 121,082 | $475K |
| Virtus Investment Advisers, LLC | 0.16% | Add +74.4% | 119,461 | $468K |
| HSBC Holdings PLC | 0.00% | Add +287.5% | 105,349 | $416K |
| Cerity Partners LLC | 0.00% | Add +43.0% | 105,526 | $414K |
| Inspire Investing, LLC | 0.04% | Add +41.7% | 98,529 | $386K |
| Wellington Management Group LLP | 0.00% | Reduce -4.3% | 97,599 | $383K |
| EntryPoint Capital, LLC | 0.19% | Add +200.2% | 95,113 | $373K |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 100,000 | $367K |
| Engineers Gate Manager LP | 0.00% | Reduce -39.1% | 91,234 | $358K |
| Henshaw Capital LLC | 0.01% | No change | 90,260 | $354K |
| Jacobs Levy Equity Management, Inc. | 0.00% | New | 88,198 | $346K |
| Franklin Resources Inc. | 0.00% | Reduce -16.4% | 87,114 | $341K |
| Tyler-Stone Wealth Management | 0.05% | Reduce -6.6% | 84,850 | $333K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +15.8% | 83,947 | $329K |
| Ensign Peak Advisors, Inc | 0.00% | No change | 82,800 | $325K |
"% of holder's portfolio" is ARDX's weight in each manager's 13F, not the share of Ardelyx Inc. the manager owns.