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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, Q1 2025

Institutional positions in Ardelyx, Inc. as of Mar 31, 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
221
+10 vs. Q4 2024
Shares held
164.6M
+15.9M (+10.7%) vs. Q4 2024
Total value
$808.7M
+$54.4M (+7.2%) vs. Q4 2024
New holders
43
89 more added
Sold out
33
55 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 221 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 heldQ1 2025: $808.7M
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, Q1 2025

Shares, value and share of portfolio for each institution holding Ardelyx, Inc.; share changes are against Q4 2024.

Institutions holding ARDX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Janus Henderson Group PLC24,977,006$122.9M0.07%+589,065+2.4%Added
BlackRock, Inc.17,948,653$88.1M0.00%−572,824−3.1%Reduced
Vanguard Group Inc14,997,234$73.6M0.00%+634,575+4.4%Added
Macquarie Group Ltd11,158,139$54.8M0.07%+811,547+7.8%Added
State Street Corp10,176,519$50.0M0.00%−1,416,395−12.2%Reduced
Marshall Wace, LLP8,383,809$41.2M0.05%+8,268,990+7,201.8%Added
Millennium Management LLC6,465,262$31.7M0.03%+3,501,782+118.2%Added
Geode Capital Management, LLC5,672,609$27.9M0.00%+162,879+3.0%Added
Nuveen, LLC3,408,445$16.7M0.01%+3,408,445New
Morgan Stanley3,206,338$15.7M0.00%+784,640+32.4%Added
Citadel Advisors LLC3,190,355$15.7M0.02%+699,737+28.1%Added
Bank of America Corp2,927,908$14.4M0.00%+1,004,252+52.2%Added
Jane Street Group, LLC2,445,048$12.0M0.02%+1,217,288+99.1%Added
Oracle Investment Management Inc2,404,438$11.8M7.69%+315,007+15.1%Added
Goldman Sachs Group Inc2,378,738$11.7M0.00%+221,486+10.3%Added
Northern Trust Corp2,172,819$10.7M0.00%+21,845+1.0%Added
Two Seas Capital LP2,120,337$10.4M1.62%+265,000+14.3%Added
Charles Schwab Investment Management Inc2,067,528$10.2M0.00%+32,393+1.6%Added
D. E. Shaw & Co., Inc.1,916,525$9.41M0.01%+447,857+30.5%Added
Trexquant Investment LP1,747,733$8.58M0.10%+841,422+92.8%Added
Jones Financial Companies LLLP1,605,098$7.91M0.01%+152,922+10.5%Added
Rock Springs Capital Management LP1,604,975$7.88M0.45%+141,346+9.7%Added
AQR Capital Management LLC1,573,063$7.72M0.01%+1,027,814+188.5%Added
Renaissance Technologies LLC1,351,593$6.64M0.01%+1,351,593New
Adage Capital Partners GP, L.L.C.1,211,000$5.95M0.01%+561,000+86.3%Added
Susquehanna International Group, LLP1,103,324$5.42M0.01%+116,881+11.8%Added
Two Sigma Investments, LP1,010,138$4.96M0.01%−131,639−11.5%Reduced
Algert Global LLC907,518$4.46M0.11%−75,566−7.7%Reduced
Oberweis Asset Management Inc851,900$4.18M0.21%+272,600+47.1%Added
Standard Life Aberdeen plc851,719$4.18M0.01%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.830,919$4.08M0.18%+22,527+2.8%Added
UBS Group AG821,191$4.03M0.00%+106,427+14.9%Added
Bank of New York Mellon Corp710,597$3.49M0.00%−4,381−0.6%Reduced
Panagora Asset Management Inc682,231$3.35M0.02%+235,804+52.8%Added
Two Sigma Advisers, LP594,100$2.92M0.01%+400+0.1%Added
Balyasny Asset Management LLC566,436$2.78M0.01%+566,436New
Palisades Investment Partners, LLC523,345$2.57M1.29%+5,564+1.1%Added
UBS Asset Management Americas Inc522,849$2.57M0.00%−55,407−9.6%Reduced
Knott David M Jr493,807$2.42M1.14%−118,463−19.3%Reduced
ADAR1 Capital Management, LLC490,743$2.41M0.46%+459,708+1,481.3%Added
Citigroup Inc488,840$2.40M0.00%+56,306+13.0%Added
BNP Paribas Arbitrage, SA472,633$2.32M0.00%+192,364+68.6%Added
Pekin Hardy Strauss, Inc.463,130$2.27M0.28%−84,830−15.5%Reduced
Swiss National Bank458,900$2.25M0.00%−4,200−0.9%Reduced
Cubist Systematic Strategies, LLC448,407$2.20M0.03%+72,940+19.4%Added
Barclays PLC443,240$2.18M0.00%−89,414−16.8%Reduced
ExodusPoint Capital Management, LP436,131$2.14M0.03%+436,131New
Thrivent Financial for Lutherans432,605$2.12M0.00%+432,605New
Universal- Beteiligungs- und Servicegesellschaft mbH424,718$2.09M0.00%+424,718New
Rafferty Asset Management, LLC393,428$1.93M0.01%−141,315−26.4%Reduced
Group One Trading, L.P.349,684$1.72M0.07%−95,093−21.4%Reduced
Clay Northam Wealth Management, LLC347,455$1.71M1.19%+39,775+12.9%Added
Simplex Trading, LLC343,374$1.69M0.06%+173,511+102.1%Added
Prudential Financial Inc340,610$1.67M0.00%+324,060+1,958.1%Added
Rhumbline Advisers339,436$1.67M0.00%+13,312+4.1%Added
Lion Point Capital, LP335,400$1.65M10.51%00.0%Unchanged
Deutsche Bank AG307,895$1.51M0.00%−20,005−6.1%Reduced
Schonfeld Strategic Advisors LLC280,429$1.38M0.01%+149,229+113.7%Added
Los Angeles Capital Management LLC265,338$1.30M0.01%−204,481−43.5%Reduced
Alliancebernstein L.P.263,840$1.30M0.00%00.0%Unchanged
JPMorgan Chase & Co251,639$1.24M0.00%+16,972+7.2%Added
New York State Common Retirement Fund248,544$1.22M0.00%00.0%Unchanged
Legal & General Group Plc242,606$1.19M0.00%−825−0.3%Reduced
California State Teachers Retirement System220,159$1.08M0.00%00.0%Unchanged
Capital Fund Management S.A.219,712$1.08M0.01%−93,352−29.8%Reduced
Ieq Capital, LLC214,097$1.05M0.01%+214,097New
Parkman Healthcare Partners LLC209,581$1.03M0.12%+31,787+17.9%Added
Raymond James Financial Inc197,621$970.3K0.00%+14,131+7.7%Added
HRT Financial LP195,006$957.0K0.01%+195,006New
Price T Rowe Associates Inc182,794$898.0K0.00%+19,970+12.3%Added
Invesco Ltd.177,529$871.7K0.00%+52,584+42.1%Added
SG Americas Securities, LLC166,343$817.0K0.00%+111,457+203.1%Added
Wells Fargo & Company166,346$816.8K0.00%+3,690+2.3%Added
Dark Forest Capital Management LP164,173$806.1K0.04%+164,173New
Monimus Capital Management, LP161,227$791.6K0.67%+161,227New
Mirae Asset Global ETFs Holdings Ltd.159,061$781.4K0.00%+4,436+2.9%Added
State of Wisconsin Investment Board158,231$776.9K0.00%−620.0%Reduced
Engineers Gate Manager LP149,792$735.5K0.01%+99,510+197.9%Added
Principal Financial Group Inc149,174$732.4K0.00%+1,032+0.7%Added
Mackenzie Financial Corp149,158$732.4K0.00%+9,025+6.4%Added
Intech Investment Management LLC145,501$714.4K0.01%+45,778+45.9%Added
Walleye Capital LLC144,304$708.5K0.01%+144,304New
Dynamic Technology Lab Private Ltd137,123$673.0K0.10%+137,123New
PFG Investments, LLC133,295$654.5K0.04%−730−0.5%Reduced
MetLife Investment Management131,622$646.3K0.00%−3,534−2.6%Reduced
Tudor Investment Corp Et Al130,811$642.3K0.01%+4,281+3.4%Added
Harbor Capital Advisors, Inc.129,863$638.0K0.03%+129,863New
LPL Financial LLC122,562$601.8K0.00%−16,242−11.7%Reduced
Man Group plc121,845$598.3K0.00%+121,845New
Manufacturers Life Insurance Company, The120,962$593.9K0.00%+3,839+3.3%Added
Corebridge Financial, Inc.115,247$565.9K0.00%−1,709−1.5%Reduced
Franklin Resources Inc104,209$511.7K0.00%00.0%Unchanged
Wellington Management Group LLP101,975$500.7K0.00%−5,370−5.0%Reduced
DekaBank Deutsche Girozentrale100,000$489.0K0.00%00.0%Unchanged
Gsa Capital Partners LLP96,026$471.0K0.04%+74,551+347.2%Added
Tyler-Stone Wealth Management90,850$446.1K0.08%−5,400−5.6%Reduced
Henshaw Capital LLC90,260$443.2K0.02%+10,624+13.3%Added
Ensign Peak Advisors, Inc82,800$406.5K0.00%+8,850+12.0%Added
Profund Advisors LLC82,245$403.8K0.02%−21,191−20.5%Reduced
CWM, LLC79,777$392.0K0.00%+78,063+4,554.4%Added