Ardelyx, Inc.

NasdaqGM:ARDX Stock Report

Market Cap: US$1.3b

Ardelyx Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:ARDX Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
20 Feb 26BuyUS$1,946,331David MottIndividual333,333US$5.84
20 Feb 26SellUS$61,034Eric FosterIndividual10,439US$5.87
20 Feb 26SellUS$56,099Mike KelliherIndividual9,595US$5.87
20 Feb 26SellUS$11,886Sue HohenleitnerIndividual2,033US$5.87
20 Feb 26SellUS$47,803Laura WilliamsIndividual8,176US$5.87
20 Feb 26SellUS$29,181Joseph ReillyIndividual4,991US$5.87
20 Feb 26SellUS$14,868James BradyIndividual2,543US$5.87
20 Feb 26SellUS$268,841Michael RaabIndividual45,982US$5.87
20 Feb 26SellUS$18,586John BishopIndividual3,179US$5.87
21 Nov 25SellUS$61,382Joseph ReillyIndividual11,086US$5.54
21 Nov 25SellUS$32,192Eric FosterIndividual5,814US$5.54
21 Nov 25SellUS$35,580Laura WilliamsIndividual6,426US$5.54
21 Nov 25SellUS$30,785Mike KelliherIndividual5,560US$5.54
21 Nov 25SellUS$33,194Elizabeth GrammerIndividual5,995US$5.54
21 Nov 25SellUS$259,609Michael RaabIndividual46,887US$5.54
26 Aug 25SellUS$183,630Laura WilliamsIndividual30,000US$6.12
21 Aug 25SellUS$90,802Eric FosterIndividual15,308US$5.93
21 Aug 25SellUS$34,647Elizabeth GrammerIndividual5,841US$5.93
21 Aug 25SellUS$41,741Justin RenzIndividual7,037US$5.93
21 Aug 25SellUS$37,138Laura WilliamsIndividual6,261US$5.93
21 Aug 25SellUS$271,002Michael RaabIndividual45,687US$5.93
21 Aug 25SellUS$32,132Mike KelliherIndividual5,417US$5.93
16 Jun 25BuyUS$725,880David MottIndividual200,000US$3.63
09 Jun 25BuyUS$737,260David MottIndividual200,000US$3.69
20 May 25SellUS$10,232Eric FosterIndividual2,507US$4.08
20 May 25SellUS$24,456Elizabeth GrammerIndividual5,992US$4.08
20 May 25SellUS$26,207Laura WilliamsIndividual6,421US$4.08
20 May 25SellUS$191,079Michael RaabIndividual46,817US$4.08
20 May 25SellUS$29,460Justin RenzIndividual7,218US$4.08
20 May 25SellUS$59,270Mike KelliherIndividual14,522US$4.08
15 May 25BuyUS$329,120David MottIndividual100,000US$3.29
02 May 25BuyUS$1,610,936David MottIndividual381,377US$4.22
02 May 25SellUS$88,584Michael RaabIndividual20,833US$4.25

Insider Trading Volume

Insider Buying: ARDX insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of ARDX?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders9,543,7063.89%
Hedge Funds13,121,7815.35%
General Public66,918,20927.3%
Institutions155,663,73163.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 56.49% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
8.62%
BlackRock, Inc.
21,139,105US$112.2m1.52%no data
7.74%
The Vanguard Group, Inc.
18,979,483US$100.8m3.32%no data
5.92%
Janus Henderson Group plc
14,514,692US$77.1m5%0.03%
5.35%
Millennium Management LLC
13,121,781US$69.7m10.2%0.05%
4.86%
State Street Global Advisors, Inc.
11,912,339US$63.3m22.6%no data
3.8%
Nomura Investment Management Business Trust
9,328,744US$49.5m-10.8%0.07%
2.38%
Geode Capital Management, LLC
5,827,618US$30.9m1.23%no data
2.12%
Marshall Wace LLP
5,188,639US$27.6m-42%0.03%
2.06%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
5,043,266US$26.8m-0.16%0.01%
1.33%
David Mott
3,261,367US$17.3m11.4%no data
1.17%
Two Sigma Investments, LP
2,873,969US$15.3m15.4%0.03%
1.05%
The Goldman Sachs Group, Inc.
2,566,531US$13.6m21.3%0.01%
0.94%
Rock Springs Capital Management LP
2,299,473US$12.2m0.58%0.71%
0.91%
Morgan Stanley
2,224,594US$11.8m-19.6%no data
0.86%
Charles Schwab Investment Management, Inc.
2,117,293US$11.2m-3.53%no data
0.84%
Jane Street Group, LLC
2,060,667US$10.9m-6.07%0.01%
0.82%
Northern Trust Global Investments
2,019,285US$10.7m-4.66%no data
0.78%
AQR Capital Management, LLC
1,923,343US$10.2m-5.77%0.01%
0.76%
Oracle Investment Management, Inc.
1,872,624US$9.9m24.5%10.43%
0.76%
Michael Raab
1,861,517US$9.9m25.7%no data
0.76%
Edward Jones Trust Company
1,854,755US$9.8m-1.02%0.01%
0.73%
Renaissance Technologies LLC
1,794,793US$9.5m6.19%0.02%
0.7%
Eversept Partners, L.P.
1,715,129US$9.1m20%0.56%
0.66%
J. Goldman & Co., L.P.
1,622,736US$8.6m1,690%0.35%
0.58%
Arrowstreet Capital, Limited Partnership
1,424,878US$7.6m146%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/03/24 22:52
End of Day Share Price 2026/03/24 00:00
Earnings2025/12/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Ardelyx, Inc. is covered by 18 analysts. 11 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Julian HarrisonBTIG
Prakhar AgrawalCantor Fitzgerald & Co.
Yigal NochomovitzCitigroup Inc