ARDELYX, INC. (ARDX)
Data as of , from SEC Form 4 filings.
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About ARDELYX, INC. (ARDX)
Ardelyx Inc is a biopharmaceutical company developing and commercialize, first-in-class medicines that meet unmet medical needs. It has developed a platform that enabled the discovery of new biological mechanisms and pathways to develop potent and efficacious therapies that minimize the side effects and drug-drug interactions frequently encountered with traditional, systemically absorbed medicines. Its products Tenapanor, branded as IBSRELA, is used for the treatment of adults with IBS-C. Tenapanor, branded as XPHOZAH, is used to reduce serum phosphorus in adults with CKD on dialysis as add-on therapy in patients who have an inadequate response to phosphate binders or who are intolerant of any dose of phosphate binder therapy.
- FREMONT, CA
- 489
- 2014
- XNAS
ARDX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 22 | 167,727 | $697K |
| Option exercise | 2 | 41,668 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
ARDX insider transactions (Form 4)
5784 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
 David M. Mott | Open-market purchase | Common Stock | 333,333 | $5.84 footnote F1 | $1.95M | |
| ||||||
| John E. Bishop - Officer | Open-market sale | Common Stock | 2,792 | $5.87 | $16K | |
| John E. Bishop - Officer | Open-market sale | Common Stock | 386 | $5.71 | $2K | |
| John E. Bishop - Officer | Open-market sale | Common Stock | 1 | $5.70 | $6 | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 4,387 | $5.87 | $26K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 602 | $5.71 | $3K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 2 | $5.70 | $11 | |
 Laura A. Williams - Officer | Open-market sale | Common Stock | 7,192 | $5.87 | $42K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 984 | $5.71 | $6K | |
| Susan Hohenleitner - Officer | Open-market sale | Common Stock | 1,786 | $5.87 | $10K | |
| Susan Hohenleitner - Officer | Open-market sale | Common Stock | 247 | $5.71 | $1K | |
| James Parker Brady - Officer | Open-market sale | Common Stock | 2,234 | $5.87 | $13K | |
| James Parker Brady - Officer | Open-market sale | Common Stock | 309 | $5.71 | $2K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 8,434 | $5.87 | $49K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 1,159 | $5.71 | $7K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 2 | $5.71 | $11 | |
 Michael Raab - Officer | Open-market sale | Common Stock | 40,401 | $5.87 | $237K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 5,576 | $5.71 | $32K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 2 | $5.70 | $11 | |
| Michael Raab - Officer | Open-market sale | Common Stock | 1 | $5.70 | $6 | |
| Michael Raab - Officer | Open-market sale | Common Stock | 2 | $5.70 | $11 | |
 Eric Duane Foster - Officer | Open-market sale | Common Stock | 9,176 | $5.87 | $54K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 1,261 | $5.71 | $7K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 1 | $5.71 | $6 | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 1 | $5.70 | $6 | |
| Joseph James Reilly - Officer | Grant or award | Common Stock | 46,200 footnote F1 | $0.00 | - | |
| Joseph James Reilly - Officer | Grant or award | Stock Option (Right to Buy) | 69,360 | $0.00 | - | |
| ||||||
| Mike Kelliher - Officer | Grant or award | Common Stock | 103,080 footnote F1 | $0.00 | - | |
| Mike Kelliher - Officer | Grant or award | Stock Option (Right to Buy) | 154,625 | $0.00 | - | |
| ||||||
| Susan Hohenleitner - Officer | Grant or award | Common Stock | 85,670 footnote F1 | $0.00 | - | |
| Susan Hohenleitner - Officer | Grant or award | Stock Option (Right to Buy) | 128,505 | $0.00 | - | |
| ||||||
| Eric Duane Foster - Officer | Grant or award | Common Stock | 137,945 footnote F1 | $0.00 | - | |
| Eric Duane Foster - Officer | Grant or award | Stock Option (Right to Buy) | 206,915 | $0.00 | - | |
| ||||||
| Michael Raab - Officer | Grant or award | Common Stock | 446,220 footnote F1 | $0.00 | - | |
| Michael Raab - Officer | Grant or award | Stock Option (Right to Buy) | 669,330 | $0.00 | - | |
| ||||||
| James Parker Brady - Officer | Grant or award | Common Stock | 99,455 footnote F1 | $0.00 | - | |
| James Parker Brady - Officer | Grant or award | Stock Option (Right to Buy) | 149,185 | $0.00 | - | |
| ||||||
| Laura A. Williams - Officer | Grant or award | Common Stock | 82,695 footnote F1 | $0.00 | - | |
| Laura A. Williams - Officer | Grant or award | Stock Option (Right to Buy) | 124,040 | $0.00 | - | |
| ||||||
| John E. Bishop - Officer | Grant or award | Common Stock | 124,330 footnote F1 | $0.00 | - | |
| John E. Bishop - Officer | Grant or award | Stock Option (Right to Buy) | 186,500 | $0.00 | - | |
| ||||||
| Mike Kelliher - Officer | Open-market sale | Common Stock | 5,560 | $5.54 | $31K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 6,426 | $5.54 | $36K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 5,814 | $5.54 | $32K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 11,086 | $5.54 | $61K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 46,887 | $5.54 | $260K | |
 Elizabeth A. Grammer - Officer | Open-market sale | Common Stock | 5,995 | $5.54 | $33K | |
| Laura A. Williams - Officer | Option exercise | Common Stock | 50,000 | $0.99 | $50K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 50,000 | $6.12 | $306K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 30,000 | $6.12 | $184K | |
| Laura A. Williams - Officer | Option exercise | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 5,417 | $5.93 | $32K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 6,261 | $5.93 | $37K | |
| Justin A. Renz - Officer | Open-market sale | Common Stock | 7,037 | $5.93 | $42K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 15,308 | $5.93 | $91K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 45,687 | $5.93 | $271K | |
| Elizabeth A. Grammer - Officer | Open-market sale | Common Stock | 5,841 | $5.93 | $35K | |
Recent ARDX Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Williams Laura A | Officer | 10,500 | $42K | View on EDGAR | |
| Bishop John E | Officer | 25,500 | $103K |
ARDX insider trading FAQ
What is the latest insider trade for ARDX?
ARDELYX, INC. (ARDX) had 9 insider filings in the last 90 days, with the most recent on 2026-08-25. The full record for ARDX runs to 84 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ARDX stock?
No insider purchases of ARDX were filed in the last 90 days. 7 purchases are on record for this company.
How many insiders are selling ARDX stock?
22 insider sales of ARDX were filed in the last 90 days, totaling $697K.
Where can I see ARDX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ARDX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Susan Hohenleitner view on EDGAR
- - Joseph James Reilly view on EDGAR
- - John E. Bishop view on EDGAR
- - James Parker Brady view on EDGAR
- - Eric Duane Foster view on EDGAR
- - Mike Kelliher view on EDGAR
- - Laura A. Williams view on EDGAR
- - Michael Raab view on EDGAR
- - Michael Raab view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where ARDX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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