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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, Q2 2021

Institutional positions in Ardelyx, Inc. as of Jun 30, 2021. 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
127
+2 vs. Q1 2021
Shares held
84.9M
+262.8K (+0.3%) vs. Q1 2021
Total value
$643.2M
+$83.5M (+14.9%) vs. Q1 2021
New holders
27
45 more added
Sold out
25
38 more reduced

Compare with Q1 2021: 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 holdersQ2 2021: 127 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 heldQ2 2021: $643.2M
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, Q2 2021

Shares, value and share of portfolio for each institution holding Ardelyx, Inc.; share changes are against Q1 2021.

Institutions holding ARDX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Tekla Capital Management LLC539,408$4.09M0.13%−68,290−11.2%Reduced
Jacobs Levy Equity Management, Inc579,045$4.39M0.03%−418,901−42.0%Reduced
Janus Henderson Group PLC582,867$4.42M0.00%+40,616+7.5%Added
Mangrove Partners638,050$4.84M0.53%+638,050New
Candriam Luxembourg S.C.A.851,291$6.45M0.04%−520,926−38.0%Reduced
Northern Trust Corp865,276$6.56M0.00%+40,423+4.9%Added
Deutsche Bank AG871,554$6.61M0.00%+312,661+55.9%Added
Kennedy Capital Management, Inc.1,047,536$7.94M0.17%+234,931+28.9%Added
Millennium Management LLC1,052,264$7.98M0.01%+346,091+49.0%Added
Pekin Hardy Strauss, Inc.1,142,963$8.66M1.21%−493,767−30.2%Reduced
Orchard Capital Managment, LLC1,274,280$9.66M2.79%+46,815+3.8%Added
Geode Capital Management, LLC1,444,398$10.9M0.00%+159,076+12.4%Added
Adage Capital Partners GP, L.L.C.1,500,000$11.4M0.02%−2,754,892−64.7%Reduced
Thrivent Financial for Lutherans1,915,942$14.5M0.03%−518,987−21.3%Reduced
Driehaus Capital Management LLC2,019,859$15.3M0.20%+2,019,859New
Dimensional Fund Advisors LP2,299,721$17.4M0.01%+229,346+11.1%Added
Price T Rowe Associates Inc2,385,162$18.1M0.00%−84,081−3.4%Reduced
683 Capital Management, LLC2,598,405$19.7M0.98%−200,902−7.2%Reduced
Marshall Wace, LLP3,348,363$25.4M0.13%+240,628+7.7%Added
Redmile Group, LLC3,714,100$28.2M0.42%+200,000+5.7%Added
Deerfield Management Company, L.P. (Series C)3,811,554$28.9M0.51%+1,250,000+48.8%Added
Vanguard Group Inc3,896,593$29.5M0.00%−79,345−2.0%Reduced
Rock Springs Capital Management LP5,248,829$39.8M0.79%+72,268+1.4%Added
Ra Capital Management, L.P.6,077,294$46.1M0.74%00.0%Unchanged
BlackRock Inc.6,218,896$47.1M0.00%+236,120+3.9%Added
State Street Corp6,280,797$47.6M0.00%+2,515,575+66.8%Added
NEA Management Company, LLC13,633,582$103.3M1.35%00.0%Unchanged
Ikarian Capital, LLC0$00.00%−1,030,436−100.0%Sold out
Renaissance Technologies LLC0$00.00%−499,273−100.0%Sold out
California Public Employees Retirement System0$00.00%−148,600−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−120,603−100.0%Sold out
TD Asset Management Inc0$00.00%−89,278−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−52,195−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−51,034−100.0%Sold out
Copernicus Capital Management, LLC0$00.00%−50,000−100.0%Sold out
Rothschild Investment Corp0$00.00%−46,700−100.0%Sold out
Martingale Asset Management L P0$00.00%−34,536−100.0%Sold out
HN Saltoro Capital, LP0$00.00%−27,764−100.0%Sold out
Virtu Financial LLC0$00.00%−17,471−100.0%Sold out
XTX Topco Ltd0$00.00%−17,072−100.0%Sold out
SG Americas Securities, LLC0$00.00%−15,911−100.0%Sold out
Cambridge Investment Research Advisors, Inc.0$00.00%−14,400−100.0%Sold out
Bank of Montreal0$00.00%−11,084−100.0%Sold out
Ergoteles LLC0$00.00%−10,621−100.0%Sold out
Sargent Investment Group, LLC0$00.00%−10,204−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−3,896−100.0%Sold out
Oregon Public Employees Retirement Fund0$00.00%−2,033−100.0%Sold out
Panagora Asset Management Inc0$00.00%−1,783−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−1,463−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−1,500−100.0%Sold out
Eaton Vance Management0$00.00%−773−100.0%Sold out
Sowell Financial Services LLC0$00.00%−100−100.0%Sold out