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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.

Institutional holdersQ3 2025: 223 institutions
Q1 2021: 125 institutionsQ2 2021: 127 institutionsQ3 2021: 108 institutionsQ4 2021: 100 institutionsQ1 2022: 89 institutionsQ2 2022: 78 institutionsQ3 2022: 83 institutionsQ4 2022: 104 institutionsQ1 2023: 130 institutionsQ2 2023: 146 institutionsQ3 2023: 150 institutionsQ4 2023: 161 institutionsQ1 2024: 189 institutionsQ2 2024: 197 institutionsQ3 2024: 203 institutionsQ4 2024: 213 institutionsQ1 2025: 221 institutionsQ2 2025: 206 institutionsQ3 2025: 223 institutionsQ4 2025: 229 institutionsQ1 2026: 242 institutionsQ2 2026: 250 institutions
Value heldQ3 2025: $891.4M
Q1 2021: $559.7MQ2 2021: $643.2MQ3 2021: $66.7MQ4 2021: $46.0MQ1 2022: $42.4MQ2 2022: $22.7MQ3 2022: $79.6MQ4 2022: $225.7MQ1 2023: $550.1MQ2 2023: $426.0MQ3 2023: $513.5MQ4 2023: $849.0MQ1 2024: $1.03BQ2 2024: $1.07BQ3 2024: $982.8MQ4 2024: $765.2MQ1 2025: $808.7MQ2 2025: $657.3MQ3 2025: $891.4MQ4 2025: $972.9MQ1 2026: $1.01BQ2 2026: $906.4M
Institutions holding ARDX and their total value by quarter
QuarterHoldersValue
Q2 2026250$906.4M
Q1 2026242$1.01B
Q4 2025229$972.9M
Q3 2025223$891.4M
Q2 2025206$657.3M
Q1 2025221$808.7M
Q4 2024213$765.2M
Q3 2024203$982.8M
Q2 2024197$1.07B
Q1 2024189$1.03B
Q4 2023161$849.0M
Q3 2023150$513.5M
Q2 2023146$426.0M
Q1 2023130$550.1M
Q4 2022104$225.7M
Q3 202283$79.6M
Q2 202278$22.7M
Q1 202289$42.4M
Q4 2021100$46.0M
Q3 2021108$66.7M
Q2 2021127$643.2M
Q1 2021125$559.7M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Ardelyx, Inc.; share changes are against Q2 2025.

Institutions holding ARDX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Aventura Private Wealth, LLC672$3.70K0.00%00.0%Unchanged
Sterling Capital Management LLC572$3.15K0.00%+24+4.4%Added
GAMMA Investing LLC548$3.02K0.00%+406+285.9%Added
Caitong International Asset Management Co., Ltd527$2.90K0.00%−2,318−81.5%Reduced
Rothschild Investment LLC500$2.75K0.00%−15−2.9%Reduced
True Wealth Design, LLC402$2.22K0.00%+298+286.5%Added
Brown Brothers Harriman & Co394$2.17K0.00%00.0%Unchanged
Covestor Ltd402$2.00K0.00%+386+2,412.5%Added
The PNC Financial Services Group, Inc.308$1.70K0.00%+159+106.7%Added
Principal Securities, Inc.200$1.10K0.00%00.0%Unchanged
CoreCap Advisors, LLC200$1.10K0.00%00.0%Unchanged
Thompson Investment Management, Inc.185$1.02K0.00%00.0%Unchanged
Fifth Third Bancorp151$8320.00%+151New
Parkside Financial Bank & Trust140$7700.00%00.0%Unchanged
Global Retirement Partners, LLC118$6500.00%+18+18.0%Added
JPL Wealth Management, LLC110$6070.00%+110New
Signaturefd, LLC104$5730.00%+11+11.8%Added
Farther Finance Advisors, LLC35$1930.00%+35New
Versant Capital Management, Inc27$1490.00%+27New
Smartleaf Asset Management LLC26$1460.00%+26New
Concord Wealth Partners8$440.00%00.0%Unchanged
Rockefeller Capital Management L.P.1$60.00%+1New
Franklin Resources Inc756,131––+669,017+768.0%Added
Two Seas Capital LP0$00.00%−1,539,416−100.0%Sold out
ADAR1 Capital Management, LLC0$00.00%−915,130−100.0%Sold out
Parkman Healthcare Partners LLC0$00.00%−301,086−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−280,336−100.0%Sold out
PDT Partners, LLC0$00.00%−155,384−100.0%Sold out
Caption Management, LLC0$00.00%−130,500−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−88,198−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−55,283−100.0%Sold out
DRW Securities, LLC0$00.00%−42,087−100.0%Sold out
Verition Fund Management LLC0$00.00%−30,205−100.0%Sold out
West Michigan Advisors, LLC0$00.00%−28,000−100.0%Sold out
Scientech Research LLC0$00.00%−17,920−100.0%Sold out
State of Wyoming0$00.00%−15,687−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−15,529−100.0%Sold out
Stifel Financial Corp0$00.00%−15,150−100.0%Sold out
Ameritas Advisory Services, LLC0$00.00%−11,254−100.0%Sold out
Federation des caisses Desjardins du Quebec0$00.00%−250−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−46−100.0%Sold out
Glenmede Investment Management, LP0$00.00%−39−100.0%Sold out
Skopos Labs, Inc.0$00.00%−1−100.0%Sold out
Tyler-Stone Wealth Management––––Not filed
E Fund Management Co., Ltd.––––Not filed
CIBC World Markets Corp––––Not filed