ARDELYX, INC. (ARDX)
$3.91+$0.10 (+2.62%) TodayExtended Hours
Eric Duane Foster - OfficerArdelyx 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.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 24 | 291,291 | $1.42M |
| Grant or award | 16 | 495,817 | |
| Option exercise | 6 | 145,334 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
84 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Susan Hohenleitner - Officer | Open-market sale | Common Stock | 1,558 | $3.86 | $6K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 2,872 | $3.86 | $11K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 1,110 | $3.86 | $4K | |
| John E. Bishop - Officer | Open-market sale | Common Stock | 17,281 | $3.86 | $67K | |
| John E. Bishop - Officer | Open-market sale | Common Stock | 2,469 | $3.86 | $10K | |
| James Parker Brady - Officer | Open-market sale | Common Stock | 1,976 | $3.86 | $8K | |
| James Parker Brady - Officer | Open-market sale | Common Stock | 13,160 | $3.86 | $51K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 2,598 | $3.86 | $10K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 3,389 | $3.86 | $13K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 2,575 | $3.86 | $10K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 3,104 | $3.86 | $12K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 2,652 | $3.86 | $10K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 2,002 | $3.86 | $8K | |
 Laura A. Williams - Officer | Open-market sale | Common Stock | 3,486 | $3.86 | $13K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 3,089 | $3.86 | $12K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 2,430 | $3.86 | $9K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 1,734 | $3.86 | $7K | |
 Michael Raab - Officer | Open-market sale | Common Stock | 15,009 | $3.86 | $58K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 15,976 | $3.86 | $62K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 8,411 | $3.86 | $32K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 19,178 | $3.86 | $74K | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,834 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,668 | $5.06 | $211K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,834 | $0.00 | - | |
| Laura A. Williams - Officer | Option exercise | Common Stock | 31,000 | $0.99 | $31K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 81,898 | $5.99 | $490K | |
| Laura A. Williams - Officer | Option exercise | Stock Option (Right to Buy) | 31,000 | $0.00 | - | |
| Merdad Parsey - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
| Merdad Parsey - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| Richard J. Rodgers - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| Richard J. Rodgers - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
 David M. Mott - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
| David M. Mott - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| David M. Mott - Director | Grant or award | Common Stock | 20,282 | $0.00 | - | |
 Onaiza Cadoret-Manier - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| Onaiza Cadoret-Manier - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
 Muna Bhanji - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
| Muna Bhanji - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| William C. Bertrand Jr. - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
| William C. Bertrand Jr. - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| William C. Bertrand Jr. - Director | Grant or award | Common Stock | 12,345 | $0.00 | - | |
| Robert B. Bazemore - Director | Grant or award | Stock Option (Right to Buy) | 39,715 | $0.00 | - | |
| Robert B. Bazemore - Director | Grant or award | Common Stock | 26,455 | $0.00 | - | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,833 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,666 | $5.67 | $236K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,833 | $0.00 | - | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 2,683 | $6.27 | $17K | |
| Joseph James Reilly - Officer | Open-market sale | Common Stock | 1,036 | $6.27 | $6K | |
| Susan Hohenleitner - Officer | Open-market sale | Common Stock | 1,455 | $6.27 | $9K | |
| John E. Bishop - Officer | Open-market sale | Common Stock | 2,306 | $6.27 | $14K | |
| James Parker Brady - Officer | Open-market sale | Common Stock | 1,846 | $6.27 | $12K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 3,166 | $6.27 | $20K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 2,427 | $6.27 | $15K | |
| Eric Duane Foster - Officer | Open-market sale | Common Stock | 2,405 | $6.27 | $15K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 2,900 | $6.27 | $18K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 1,870 | $6.27 | $12K | |
| Mike Kelliher - Officer | Open-market sale | Common Stock | 2,478 | $6.27 | $16K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 1,503 | $6.27 | $9K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 2,157 | $6.27 | $14K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 1,911 | $6.27 | $12K | |
| Laura A. Williams - Officer | Open-market sale | Common Stock | 1,418 | $6.27 | $9K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 14,933 | $6.27 | $94K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 7,861 | $6.27 | $49K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 17,926 | $6.27 | $112K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 14,028 | $6.27 | $88K | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,833 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,666 | $6.28 | $262K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,833 | $0.00 | - | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,834 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,668 | $6.29 | $262K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,834 | $0.00 | - | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,833 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,666 | $5.84 | $243K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,833 | $0.00 | - | |
| Michael Raab - Officer | Option exercise | Common Stock | 20,833 | $0.99 | $21K | |
| Michael Raab - Officer | Open-market sale | Common Stock | 41,666 | $6.26 | $261K | |
| Michael Raab - Officer | Option exercise | Stock Option (Right to Buy) | 20,833 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Williams Laura A | Officer | 10,500 | $42K | View on EDGAR | |
| Bishop John E | Officer | 25,500 | $103K | View on EDGAR | |
| Kelliher Mike | Officer | 10,500 | $42K | View on EDGAR |
ARDELYX, INC. (ARDX) had 18 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 tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of ARDX were filed in the last 90 days. 7 purchases are on record for this company.
24 insider sales of ARDX were filed in the last 90 days, totaling $1.42M.
This page tracks ARDX Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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