ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX)
CUSIP: 039697107
Q3 2025 13F Holders as of 30 Sep 2025
- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Shares outstanding
- 243,837,432
- Total 13F shares
- 161,691,530
- Share change
- -6,591,505
- Total reported value
- $891,018,221
- Put/Call ratio
- 232%
- Price per share
- $5.51
- Number of holders
- 220
- Value change
- -$30,479,434
- Number of buys
- 113
- Number of sells
- 92
Quarterly Holders Quick Answers
What is CUSIP 039697107?
CUSIP 039697107 identifies ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share in SEC institutional holdings data.
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Recent filing periods for CUSIP 039697107:
Top shareholders of ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
8.5%
|
20,747,853
|
$81,331,585 | — | 30 Jun 2025 | |
| JANUS HENDERSON GROUP PLC |
13D/G
13F
|
Company |
5.7%
|
13,824,093
|
$76,170,752 | -$6,798,497 | 30 Sep 2025 | |
| STATE STREET CORP |
13D/G
13F
|
STATE STREET CORPORATION · Company |
4.9%
|
11,592,914
|
$63,181,381 | $0 | 31 Dec 2024 | |
| VANGUARD GROUP INC |
13F
|
Company |
6.6%
|
16,031,649
|
$62,844,064 | — | 30 Jun 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
13D/G
|
Company |
3.2%
from 13D/G
|
11,663,229
|
$45,719,858 | — | 30 Jun 2025 | |
| MACQUARIE GROUP LTD |
13F
|
Company |
4.7%
|
11,457,557
|
$44,914,000 | — | 30 Jun 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
4.6%
|
11,250,652
|
$44,102,556 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.3%
|
5,666,088
|
$22,213,554 | — | 30 Jun 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
2.3%
|
5,527,988
|
$21,669,713 | — | 30 Jun 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.6%
|
4,003,536
|
$15,693,861 | — | 30 Jun 2025 | |
| Forest Baskett |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
2,258,850
|
$14,998,764 | — | 09 Dec 2021 | |
| Scott D. Sandell |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
2,258,850
|
$14,998,764 | — | 09 Dec 2021 | |
| Nuveen, LLC |
13F
|
Company |
1.4%
|
3,489,944
|
$13,680,580 | — | 30 Jun 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
1%
|
2,458,666
|
$9,637,971 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.96%
|
2,343,605
|
$9,186,933 | — | 30 Jun 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.95%
|
2,312,363
|
$9,064,463 | — | 30 Jun 2025 | |
| Rock Springs Capital Management LP |
13F
|
Company |
0.94%
|
2,286,273
|
$8,962,190 | — | 30 Jun 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.91%
|
2,211,260
|
$8,668,140 | — | 30 Jun 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.9%
|
2,196,848
|
$8,611,644 | — | 30 Jun 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.87%
|
2,121,172
|
$8,314,993 | — | 30 Jun 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.83%
|
2,021,463
|
$7,924,135 | — | 30 Jun 2025 | |
| JONES FINANCIAL COMPANIES LLLP |
13F
|
Company |
0.76%
|
1,843,187
|
$6,801,360 | — | 30 Jun 2025 | |
| Two Seas Capital LP |
13F
|
Company |
0.63%
|
1,539,416
|
$6,034,511 | — | 30 Jun 2025 | |
| ORACLE INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.59%
|
1,430,728
|
$5,608,454 | — | 30 Jun 2025 | |
| ALGERT GLOBAL LLC |
13F
|
Company |
0.55%
|
1,338,438
|
$5,247,000 | — | 30 Jun 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.53%
|
1,301,193
|
$5,100,677 | — | 30 Jun 2025 | |
| TWO SIGMA ADVISERS, LP |
13F
|
Company |
0.51%
|
1,236,500
|
$4,847,080 | — | 30 Jun 2025 | |
| Aberdeen Group plc |
13F
|
Company |
0.46%
|
1,112,476
|
$4,360,906 | — | 30 Jun 2025 | |
| BALYASNY ASSET MANAGEMENT L.P. |
13F
|
Company |
0.44%
|
1,069,856
|
$4,193,836 | — | 30 Jun 2025 | |
| Susan Rodriguez |
3/4/5
|
Chief Commercial Officer |
—
mixed-class rows
|
594,092
mixed-class rows
|
$3,844,258 | — | 21 May 2024 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.39%
|
945,284
|
$3,705,514 | — | 30 Jun 2025 | |
| ADAR1 Capital Management, LLC |
13F
|
Company |
0.38%
|
915,130
|
$3,587,310 | — | 30 Jun 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.37%
|
892,707
|
$3,499,411 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
0.36%
|
887,928
|
$3,480,678 | — | 30 Jun 2025 | |
| Trexquant Investment LP |
13F
|
Company |
0.32%
|
776,187
|
$3,042,653 | — | 30 Jun 2025 | |
| Hennion & Walsh Asset Management, Inc. |
13F
|
Company |
0.32%
|
770,357
|
$3,019,799 | — | 30 Jun 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.32%
|
768,192
|
$3,011,313 | — | 30 Jun 2025 | |
| Justin A. Renz |
3/4/5
|
Chief Financial Officer |
—
mixed-class rows
|
614,071
mixed-class rows
|
$2,902,017 | -$71,201 | 21 Aug 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.3%
|
725,165
|
$2,842,646 | — | 30 Jun 2025 | |
| CAPITAL FUND MANAGEMENT S.A. |
13F
|
Company |
0.29%
|
716,122
|
$2,807,198 | — | 30 Jun 2025 | |
| PANAGORA ASSET MANAGEMENT INC |
13F
|
Company |
0.27%
|
660,379
|
$2,588,686 | — | 30 Jun 2025 | |
| David P. Rosenbaum |
3/4/5
|
Chief Development Officer |
—
class O/S missing
|
525,970
|
$2,521,763 | — | 20 Nov 2024 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.26%
|
634,245
|
$2,486,241 | — | 30 Jun 2025 | |
| Stonepine Capital Management, LLC |
13F
|
Company |
0.23%
|
555,000
|
$2,175,600 | — | 30 Jun 2025 | |
| Palisades Investment Partners, LLC |
13F
|
Company |
0.21%
|
521,240
|
$2,043,414 | — | 30 Jun 2025 | |
| Robert Blanks |
3/4/5
|
Chief Regulatory and Quality Affairs Officer |
—
mixed-class rows
|
459,421
mixed-class rows
|
$1,843,891 | — | 20 Nov 2024 | |
| Pekin Hardy Strauss, Inc. |
13F
|
Company |
0.19%
|
463,430
|
$1,816,646 | — | 30 Jun 2025 | |
| Swiss National Bank |
13F
|
Company |
0.19%
|
458,900
|
$1,798,888 | — | 30 Jun 2025 | |
| Edward R. Conner |
3/4/5
|
Chief Medical Officer |
0.12%
|
302,260
|
$1,665,452 | — | 01 Aug 2025 | |
| Richard J. Rodgers |
3/4/5
|
Director |
—
mixed-class rows
|
467,602
mixed-class rows
|
$1,637,630 | — | 18 Jun 2025 |
Institutional Holders of ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX) as of Q3 2025
As of 30 Sep 2025,
ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX) was held by
220 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
161,691,530 shares.
The largest 10 holders included
BlackRock, Inc., VANGUARD GROUP INC, JANUS HENDERSON GROUP PLC, MACQUARIE GROUP LTD, STATE STREET CORP, MARSHALL WACE, LLP, MILLENNIUM MANAGEMENT LLC, GEODE CAPITAL MANAGEMENT, LLC, Nuveen, LLC, and D. E. Shaw & Co., Inc..
This page lists
220
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
203
Q3 2025 holders
220
Holder diff
17
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.