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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
Fox Run Management, L.L.C.48,904$269.5K0.04%+48,904New
ProShare Advisors LLC48,936$269.6K0.00%−8,388−14.6%Reduced
KLP Kapitalforvaltning AS50,100$276.1K0.00%00.0%Unchanged
Citigroup Inc51,279$282.5K0.00%−113,966−69.0%Reduced
Ensign Peak Advisors, Inc55,650$306.6K0.00%−27,150−32.8%Reduced
Cerity Partners LLC56,387$310.7K0.00%−49,139−46.6%Reduced
Root Financial Partners, LLC57,539$317.0K0.02%00.0%Unchanged
Teacher Retirement System of Texas58,618$323.0K0.00%−5,618−8.7%Reduced
IMC-Chicago, LLC58,759$323.8K0.01%+58,759New
Wolverine Trading, LLC59,274$333.7K0.01%+59,274New
State Board of Administration of Florida Retirement System60,780$334.9K0.00%00.0%Unchanged
Great West Life Assurance Co61,922$349.0K0.00%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey65,211$359.3K0.00%+13,337+25.7%Added
Henshaw Capital LLC65,757$362.3K0.01%−24,503−27.1%Reduced
Wealth Enhancement Advisory Services, LLC72,425$374.4K0.00%+7,395+11.4%Added
Profund Advisors LLC69,262$381.6K0.01%−6,589−8.7%Reduced
Arizona State Retirement System70,740$389.8K0.00%+1,178+1.7%Added
New York State Common Retirement Fund75,744$417.3K0.00%−172,800−69.5%Reduced
CWM Advisors, LLC81,598$449.6K0.04%−16,931−17.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)83,947$462.5K0.00%00.0%Unchanged
Algert Global LLC85,736$472.4K0.01%−1,252,702−93.6%Reduced
HSBC Holdings PLC87,498$488.7K0.00%−17,851−16.9%Reduced
Raymond James Financial Inc89,982$495.8K0.00%−115,474−56.2%Reduced
J. Goldman & Co LP90,500$498.7K0.02%−155,417−63.2%Reduced
Headlands Technologies LLC91,167$502.3K0.04%+91,167New
Persistent Asset Partners Ltd92,046$507.2K0.37%+92,046New
Group One Trading, L.P.93,271$513.9K0.02%−195,690−67.7%Reduced
Gsa Capital Partners LLP93,260$514.0K0.04%−47,697−33.8%Reduced
Harbor Capital Advisors, Inc.100,108$552.0K0.04%−133,140−57.1%Reduced
DekaBank Deutsche Girozentrale100,000$558.0K0.00%00.0%Unchanged
SEI Investments Co101,408$558.8K0.00%+81,730+415.3%Added
Wellington Management Group LLP102,566$565.1K0.00%+4,967+5.1%Added
Intech Investment Management LLC113,307$624.3K0.01%−53,222−32.0%Reduced
CWM, LLC114,231$629.0K0.00%+33,973+42.3%Added
Capstone Investment Advisors, LLC115,814$638.1K0.01%+115,814New
Manufacturers Life Insurance Company, The116,696$643.0K0.00%−4,386−3.6%Reduced
Virtus Investment Advisers, Inc.119,461$658.2K0.19%00.0%Unchanged
Tudor Investment Corp Et Al124,939$688.4K0.00%+124,939New
Mirae Asset Global ETFs Holdings Ltd.125,727$694.7K0.00%−21,367−14.5%Reduced
SG Americas Securities, LLC131,925$727.0K0.00%+110,459+514.6%Added
ExodusPoint Capital Management, LP134,856$743.1K0.01%−109,335−44.8%Reduced
MetLife Investment Management137,302$756.5K0.00%+137,302New
PFG Investments, LLC138,295$762.0K0.04%+5,000+3.8%Added
Oxford Asset Management LLP151,782$836.3K0.27%+130,918+627.5%Added
Thrivent Financial for Lutherans156,428$862.0K0.00%−49,016−23.9%Reduced
Dynamic Technology Lab Private Ltd160,336$883.0K0.15%+30,015+23.0%Added
LPL Financial LLC162,064$893.0K0.00%+35,423+28.0%Added
Lion Point Capital, LP162,750$896.8K5.09%−172,650−51.5%Reduced
Schonfeld Strategic Advisors LLC162,800$897.0K0.01%−155,913−48.9%Reduced
Nomura Holdings Inc165,992$914.6K0.00%+165,992New
SRS Capital Advisors, Inc.167,299$921.8K0.01%+167,299New
Mackenzie Financial Corp176,835$974.4K0.00%−44,045−19.9%Reduced
First Trust Advisors LP182,600$1.01M0.00%−152,997−45.6%Reduced
Deutsche Bank AG193,996$1.07M0.00%+23,430+13.7%Added
Man Group plc194,932$1.07M0.00%−32,766−14.4%Reduced
AIGH Capital Management LLC198,500$1.09M0.38%+198,500New
Stonepine Capital Management, LLC200,000$1.10M0.90%−355,000−64.0%Reduced
Wells Fargo & Company201,237$1.11M0.00%+24,883+14.1%Added
Monimus Capital Management, LP202,311$1.11M0.83%00.0%Unchanged
Simplex Trading, LLC209,233$1.15M0.03%+79,552+61.3%Added
California State Teachers Retirement System217,643$1.20M0.00%+110.0%Added
Price T Rowe Associates Inc227,320$1.25M0.00%+20,069+9.7%Added
Engineers Gate Manager LP240,390$1.32M0.02%+149,156+163.5%Added
State of Wisconsin Investment Board245,138$1.35M0.00%−115,081−31.9%Reduced
Ieq Capital, LLC254,401$1.40M0.00%+58,290+29.7%Added
Invesco Ltd.257,813$1.42M0.00%+28,137+12.3%Added
Alliancebernstein L.P.267,340$1.47M0.00%+3,500+1.3%Added
Legal & General Group Plc269,141$1.48M0.00%−6,203−2.3%Reduced
Y-Intercept (Hong Kong) Ltd306,547$1.69M0.04%+254,417+488.0%Added
Rafferty Asset Management, LLC314,781$1.73M0.01%−44,718−12.4%Reduced
Balyasny Asset Management LLC318,445$1.75M0.00%−751,411−70.2%Reduced
Clay Northam Wealth Management, LLC323,465$1.78M1.02%−18,250−5.3%Reduced
Rhumbline Advisers340,888$1.88M0.00%−8,245−2.4%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH345,077$1.90M0.00%+22,557+7.0%Added
UBS Asset Management Americas Inc370,109$2.04M0.00%−264,136−41.6%Reduced
Squarepoint Ops LLC396,820$2.19M0.00%+216,109+119.6%Added
Diadema Partners LP400,000$2.20M1.54%+400,000New
Freestone Grove Partners LP401,755$2.21M0.02%+244,364+155.3%Added
Pekin Hardy Strauss, Inc.402,230$2.22M0.22%−61,200−13.2%Reduced
Prudential Financial Inc449,215$2.48M0.00%+74,515+19.9%Added
UBS Group AG461,320$2.54M0.00%−426,608−48.0%Reduced
Swiss National Bank463,900$2.56M0.00%+5,000+1.1%Added
Capital Fund Management S.A.495,353$2.73M0.03%−220,769−30.8%Reduced
Trexquant Investment LP504,328$2.78M0.03%−271,859−35.0%Reduced
Cubist Systematic Strategies, LLC569,831$3.14M0.04%+569,831New
Arrowstreet Capital, Limited Partnership579,023$3.19M0.00%+579,023New
Susquehanna International Group, LLP620,005$3.42M0.00%−325,279−34.4%Reduced
Panagora Asset Management Inc659,687$3.63M0.01%−692−0.1%Reduced
HRT Financial LP667,082$3.67M0.01%+667,082New
Barclays PLC728,642$4.01M0.00%−164,065−18.4%Reduced
Bank of New York Mellon Corp739,388$4.07M0.00%+14,223+2.0%Added
Hennion & Walsh Asset Management, Inc.780,348$4.30M0.16%+9,991+1.3%Added
BNP Paribas Arbitrage, SA865,258$4.77M0.00%+823,810+1,987.6%Added
Standard Life Aberdeen plc865,596$4.77M0.01%−246,880−22.2%Reduced
Royal Bank of Canada914,329$5.04M0.00%+848,360+1,286.0%Added
JPMorgan Chase & Co1,003,289$5.53M0.00%+754,362+303.0%Added
Walleye Capital LLC1,211,071$6.67M0.05%+1,197,478+8,809.5%Added
Eversept Partners, LP1,429,377$7.88M0.60%+1,429,377New
Oracle Investment Management Inc1,503,826$8.29M5.78%+73,098+5.1%Added
Citadel Advisors LLC1,528,532$8.42M0.01%−682,728−30.9%Reduced