Ardelyx
ARDX
3.26
-0.05
-1.51%
Ardelyx
US · ARDX
#3380 by market cap
3.26
-0.05
-1.51%
Live - 5344 symbols - heartbeat 567s ago
· 2026-10-08 09:08
Pre-market
3.28
+0.61%
After-hours
3.28
+0.61%
Overnight
3.26
0.00%
- Market cap
- 841.69M
- P/E (TTM)i
- -14.17
- P/Bi
- 5.65
- EPSi
- -0.26
- Div yieldi
- 0.00%
- 52W posi
- 1%
Reader sentiment
Are you bullish or bearish on ARDX?
Anonymous reader poll. Unscientific, not investment advice.
✦ Quant Ownership Signal how this is computed
Mixed / stable
- The number of reporting institutions increased by 1 in the most recent period (2026/Q3).
- Total institutional ownership (as a % of shares) was little changed.
Institutional ownership
- Held by institutions
- 72.60% +0.05pp
- Institutions
- 290 +1
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
AlignedInstitutions added shares last reporting period, and the stock has seen net inflows in main-fund flow over the last 20 trading sessions - the two line up.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Mutual Fund45.51%
Hedge Fund21.45%
Individual/Insider3.38%
Public Company2.95%
Insurance Company1.07%
Private Company1.06%
Government Pension Fund0.39%
Family Office/Trust0.16%
Other24.02%
Top holders as of 2026-06-30
BlackRock
9.43% · 23.50M sh
Rubric Capital Management LP
6.50% · 16.20M sh
Millennium Management LLC
5.58% · 13.90M sh
State Street Global Advisors
5.36% · 13.36M sh
Vanguard Capital Management, LLC
4.91% · 12.23M sh
Macquarie Investment Management Business Trust
3.83% · 9.55M sh
Vanguard Portfolio Management, LLC
3.22% · 8.03M sh
Geode Capital Management, LLC
2.57% · 6.40M sh
Janus Henderson Group plc
2.13% · 5.30M sh
Two Sigma Investments, LP
2.09% · 5.21M sh
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 16 buys · 32 sells
| Name | Role | Stake |
|---|---|---|
| David Mott | Independent Chairperson | 1.33% |
| Michael Raab | Chief Executive Officer | 0.66% |
| Eric Foster | Chief Commercial Officer | 0.16% |
| Richard Rodgers | Independent Director | 0.16% |
| Laura Williams | Chief Medical Officer | 0.15% |
| Mike Kelliher | Executive Vice President of Corporate Development & Strategy | 0.14% |
| John Bishop | -- | 0.13% |
| William Charles Bertrand | Independent Director | 0.12% |
| Justin Renz | Chief Financial & Operations Officer and Treasurer | 0.10% |
| James Brady | Chief Human Resources Officer | 0.10% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-08-20 | Michael Raab | Chief Executive Officer | Private Disposition | -58,574 | $3.86 |
| 2026-08-20 | John Bishop | -- | Private Disposition | -19,750 | $3.86 |
| 2026-08-20 | James Brady | Chief Human Resources Officer | Private Disposition | -15,136 | $3.86 |
| 2026-08-20 | Laura Williams | Chief Medical Officer | Private Disposition | -10,739 | $3.86 |
| 2026-08-20 | Eric Foster | Chief Commercial Officer | Private Disposition | -8,562 | $3.86 |
| 2026-08-20 | Mike Kelliher | Executive Vice President of Corporate Development & Strategy | Private Disposition | -7,758 | $3.86 |
| 2026-08-20 | Joseph Reilly | Senior VP of Finance & Principal Accounting Officer | Private Disposition | -3,982 | $3.86 |
| 2026-08-20 | Sue Hohenleitner | Chief Financial Officer | Private Disposition | -1,558 | $3.86 |
| 2026-07-14 | Michael Raab | Chief Executive Officer | Automatic Disposition | -20,834 | $5.06 |
| 2026-07-14 | Michael Raab | Chief Executive Officer | Derivative Exercise and Sale | -20,834 | $0.99–5.06 |
| 2026-06-17 | Laura Williams | Chief Medical Officer | Automatic Disposition | -50,898 | $5.99 |
| 2026-06-17 | Laura Williams | Chief Medical Officer | Derivative Exercise and Sale | -31,000 | $0.99–5.99 |
| 2026-06-15 | David Mott | Independent Chairperson | Other Acquisition | +20,282 | -- |
| 2026-06-15 | David Mott | Independent Chairperson | Other Acquisition | +26,455 | -- |
| 2026-06-15 | David Mott | Independent Chairperson | Other Derivative Acquisition | +39,715 | $5.67 |
| 2026-06-15 | Robert Bazemore | Independent Director | Other Acquisition | +26,455 | -- |
| 2026-06-15 | Robert Bazemore | Independent Director | Other Derivative Acquisition | +39,715 | $5.67 |
| 2026-06-15 | William Charles Bertrand | Independent Director | Other Acquisition | +12,345 | -- |
| 2026-06-15 | William Charles Bertrand | Independent Director | Other Acquisition | +26,455 | -- |
| 2026-06-15 | William Charles Bertrand | Independent Director | Other Derivative Acquisition | +39,715 | $5.67 |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-08 09:08:39 · For reference only, not investment advice and not tailored to your situation.