Ardelyx, Inc.

ARDX

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001437402

SEC filings (opens in a new tab)

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.

Q2 2026 vs. Q1 2026

How the institutions holding Ardelyx, Inc. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of ARDX: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Of which not filed for Q2 2026	Q2 2026	Change
Holders	242	2	250	+10
Shares	169.6M	8.49M	177.4M	+16.3M (+10.1%)
Value	$1.01B	$50.8M	$906.4M	−$57.2M (−5.9%)

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (44)

Institutions that held Ardelyx, Inc. at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to ARDX in Q2 2026
Institution	Shares	Value	% of portfolio
Jupiter Topco LLC	5,302,311	$27.0M	0.01%
AIGH Capital Management LLC	3,200,000	$16.3M	1.48%
Panagora Asset Management Inc	890,944	$4.54M	0.01%
ExodusPoint Capital Management, LP	752,923	$3.84M	0.04%
Jump Financial, LLC	536,981	$2.74M	0.02%
Mackenzie Financial Corp	474,094	$2.42M	0.00%
Hussman Strategic Advisors, Inc.	420,000	$2.14M	0.49%
Diadema Partners LP	303,025	$1.55M	0.55%
Walleye Capital LLC	171,014	$872.2K	0.00%
Trust Co	116,369	$593.5K	0.05%
Diversified Trust Co	97,247	$496.0K	0.01%
Kornitzer Capital Management Inc	88,041	$449.0K	0.01%
Natixis	78,207	$398.9K	0.00%
Persistent Asset Partners Ltd	77,371	$394.6K	0.12%
Martingale Asset Management L P	74,006	$377.4K	0.01%
EntryPoint Capital, LLC	64,028	$326.5K	0.08%
CenterBook Partners LP	46,604	$237.7K	0.01%
GK Wealth Management LLC	40,868	$208.4K	0.13%
Mitsubishi UFJ Trust & Banking Corp	38,051	$194.1K	0.00%
Massachusetts Financial Services Co	36,762	$187.5K	0.00%
V. M. Manning & Co., Inc.	34,585	$176.4K	0.15%
Landscape Capital Management, L.L.C.	24,631	$125.6K	0.01%
Jain Global LLC	17,300	$88.2K	0.00%
Centiva Capital, LP	14,623	$74.6K	0.00%
Huntington National Bank	12,000	$61.2K	0.00%
Allstate Corp	11,285	$57.6K	0.00%
Bayesian Capital Management, LP	11,100	$56.6K	0.04%
Cetera Investment Advisers	10,864	$55.4K	0.00%
SCS Capital Management LLC	10,173	$51.9K	0.00%
Nykredit A/S	4,326	$22.1K	0.00%
Pacer Advisors, Inc.	3,443	$18.0K	0.00%
Tradewinds Capital Management, LLC	816	$4.16K	0.00%
Fortitude Family Office, LLC	763	$3.89K	0.00%
Spire Wealth Management	500	$2.55K	0.00%
Optiver Holding B.V.	448	$2.29K	0.00%
Global Retirement Partners, LLC	421	$2.15K	0.00%
Bessemer Group Inc	105	$1.00K	0.00%
Ares Financial Consulting, LLC	90	$459	0.00%
Armstrong Advisory Group, Inc	55	$281	0.00%
Strengthening Families & Communities, LLC	32	$163	0.00%
Wealth Enhancement Trust Services, Inc.	26	$133	0.00%
National Bank of Canada	24	$122	0.00%
Clearstead Advisors, LLC	14	$72	0.00%
Concord Wealth Partners	8	$41	0.00%

Sold out (34)

Institutions that held Ardelyx, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of ARDX in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Point72 Asset Management, L.P.	2,984,261	$17.9M
Jane Street Group, LLC	1,179,379	$7.06M
Ishara Investments LP	451,000	$2.70M
HRT Financial LP	325,124	$1.95M
Capital Fund Management S.A.	165,498	$991.3K
Tudor Investment Corp Et Al	101,378	$607.3K
Man Group plc	79,602	$476.8K
Brevan Howard Capital Management LP	74,100	$443.9K
Vise Technologies, Inc.	57,638	$336.0K
Virtu Financial LLC	56,057	$336.0K
Axq Capital, LP	41,421	$248.1K
Schonfeld Strategic Advisors LLC	39,299	$235.4K
Virginia Retirement Systems Et Al	34,550	$207.0K
Lighthouse Investment Partners, LLC	33,706	$201.9K
LightSquare Wealth Management, LLC	28,229	$169.1K
Leonteq Securities AG	18,000	$142.7K
Entropy Technologies, LP	23,145	$138.6K
Farallon Capital Management, L.L.C.	23,000	$137.8K
Scientech Research LLC	17,799	$106.6K
Vontobel Holding Ltd.	16,470	$98.7K
Brinker Capital Investments, LLC	15,777	$94.5K
Susquehanna Portfolio Strategies, LLC	14,396	$86.2K
Gotham Asset Management, LLC	13,455	$80.6K
Richmond Investment Services, LLC	12,000	$71.9K
Krilogy Financial LLC	11,124	$69.9K
JustInvest LLC	10,810	$64.8K
Sumitomo Mitsui Trust Holdings, Inc.	10,320	$61.8K
Buckingham Strategic Partners	10,264	$61.5K
MAI Capital Management	5,987	$35.9K
Sound Income Strategies, LLC	1,399	$8.55K
Aventura Private Wealth, LLC	672	$4.03K
Aster Capital Management (DIFC) Ltd	509	$2.50K
CoreCap Advisors, LLC	200	$1.20K
Versant Capital Management, Inc	34	$204

Not filed for Q2 2026 yet (2)

Institutions that held Ardelyx, Inc. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ARDX in Q1 2026 that haven't filed for Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Janus Henderson Group PLC	8,371,234	$50.1M
CWM, LLC	117,430	$703.4K