Security key
039697107
ARDELYX, INC. - Common Stock, $0.001 par value per share (ARDX)
CUSIP: 039697107
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 164,576,582
- Total 13F value
- $808,416,494
- Share change
- +12,323,673
- Put/Call ratio
- 481%
- SEC-reported price per share
- $4.91
- Number of holders
- 220
- Value change
- +$58,328,254
- Number of buys
- 128
- Number of sells
- 87
- Shares outstanding
- 246,992,378
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
220
Top holders
10
ARDX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
ARDELYX, INC. SEC filings
ARDELYX, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 039697107
Recent filing periods:
Ownership snapshot
Top reported holders of ARDX - ARDELYX, INC. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Forest Baskett
Disclosed value leader
Janus Henderson Group Ltd.
Comparable rows
0/15
Latest evidence
31 Dec 2024
3/4/5
13F
Highest disclosed value: $123,587,313
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Janus Henderson Group Ltd. has the largest disclosed position value at $123.59M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Janus Henderson Group Ltd.'s linked filing trail.
Disclosed position value
Top 5
Forest Baskett
$15M
Scott D. Sandell
$15M
Janus Henderson Group Ltd.
$123.59M
BlackRock, Inc.
$93.9M
VANGUARD GROUP INC
$72.82M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Forest Baskett |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$14,998,764
2,258,850 shares
|
— | 09 Dec 2021 |
| Scott D. Sandell |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$14,998,764
2,258,850 shares
|
— | 09 Dec 2021 |
| Janus Henderson Group Ltd. |
13F
Company
|
—
denominator unverified
|
$123,587,313
24,387,941 shares
|
— | 31 Dec 2024 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$93,903,888
18,521,477 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$72,818,682
14,362,659 shares
|
— | 31 Dec 2024 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$58,776,074
11,592,914 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
220
Shares
164,576,582
Rows available
220
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2025 vs Q1 2025 Across Filers
Q1 2025 holders
220
Q1 2025 holders
220
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend