ARDELYX, INC. Insider Trading Activity
Every SEC Form 4 insider transaction reported for ARDELYX, INC. (ARDX), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are ARDX insiders buying or selling?
In the last 12 months, ARDELYX, INC. insiders reported 1 open-market purchase ($1.9M) and 38 sales ($4.3M) — net selling of $2.4M. Since June 2018, Trabud has recorded 288 Form 4 filings for ARDX: 20 buys ($11.8M) and 268 sells ($29.3M).
Source: SEC EDGAR Form 4
What stands out
- The largest open-market purchase in the last 12 months was $1.9M by David M Mott (Director) on Feb 24, 2026. SEC ↗
- The most recent open-market purchase was reported on Feb 24, 2026 (7 months ago).
Key Statistics (June 2018 – Aug 25, 2026)
Total Form 4 filings
288
SEC EDGAR
Insider filers
20
Insider buys (20)
$11.8M
Insider sells (268)
$29.3M
Insider sentiment
Net sellingNet insider flow of $17.5M in net selling since June 2018, and $2.4M in net selling over the last 12 months.
Recent ARDX insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Aug 25, 2026 | Susan Hohenleitner | Chief Financial Officer | Sale | 1.6K | $3.86 | $6.0K | SEC ↗ |
| Aug 25, 2026 | Joseph James Reilly | Senior Vice President and Chief Accounting Officer | Sale | 4.0K | $3.86 | $15.4K | SEC ↗ |
| Aug 25, 2026 | John E Bishop | Chief Technical and Quality Officer | Sale | 19.8K | $3.86 | $76.2K | SEC ↗ |
| Aug 25, 2026 | James Parker Brady | Chief Human Resources Officer | Sale | 15.1K | $3.86 | $58.4K | SEC ↗ |
| Aug 25, 2026 | Eric Duane Foster | Chief Commercial Officer | Sale | 8.6K | $3.86 | $33.0K | SEC ↗ |
| Aug 25, 2026 | Mike Kelliher | Chief Business Officer | Sale | 7.8K | $3.86 | $29.9K | SEC ↗ |
| Aug 25, 2026 | Laura A Williams | Chief Patient Officer | Sale | 10.7K | $3.86 | $41.4K | SEC ↗ |
| Aug 25, 2026 | Michael Raab | President & CEO | Sale | 58.6K | $3.86 | $225.9K | SEC ↗ |
| Jul 17, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $5.06 | $210.9K | SEC ↗ |
| Jun 22, 2026 | Laura A Williams | Chief Patient Officer | Sale | 81.9K | $5.99 | $490.5K | SEC ↗ |
| Jun 17, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $5.67 | $236.3K | SEC ↗ |
| May 22, 2026 | Joseph James Reilly | Senior Vice President and Chief Accounting Officer | Sale | 3.7K | $6.27 | $23.3K | SEC ↗ |
| May 22, 2026 | Susan Hohenleitner | Chief Financial Officer | Sale | 1.5K | $6.27 | $9.1K | SEC ↗ |
| May 22, 2026 | John E Bishop | Chief Technical and Quality Officer | Sale | 2.3K | $6.27 | $14.5K | SEC ↗ |
| May 22, 2026 | James Parker Brady | Chief Human Resources Officer | Sale | 1.8K | $6.27 | $11.6K | SEC ↗ |
| May 22, 2026 | Eric Duane Foster | Chief Commercial Officer | Sale | 8.0K | $6.27 | $50.1K | SEC ↗ |
| May 22, 2026 | Mike Kelliher | Chief Business Officer | Sale | 7.2K | $6.27 | $45.4K | SEC ↗ |
| May 22, 2026 | Laura A Williams | Chief Patient Officer | Sale | 7.0K | $6.27 | $43.8K | SEC ↗ |
| May 22, 2026 | Michael Raab | President & CEO | Sale | 54.7K | $6.27 | $343.1K | SEC ↗ |
| May 19, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $6.28 | $261.6K | SEC ↗ |
| Apr 17, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $6.29 | $262.0K | SEC ↗ |
| Mar 18, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $5.84 | $243.3K | SEC ↗ |
| Feb 25, 2026 | Michael Raab | President & CEO | Sale | 41.7K | $6.26 | $260.6K | SEC ↗ |
| Feb 24, 2026 | David M Mott | Director | Purchase | 333.3K | $5.84 | $1.9M | SEC ↗ |
| Feb 24, 2026 | John E Bishop | Chief Technical Operations Officer | Sale | 3.2K | $5.85 | $18.6K | SEC ↗ |
Showing the 25 most recent of 288 Form 4 filings for ARDELYX, INC..
Most active ARDX insiders
- Michael Raab64 filings
- David P. Rosenbaum38 filings
- Elizabeth A Grammer37 filings
- Laura A Williams25 filings
- Justin A Renz23 filings
Ask anything about ARDX insider activity
Use Trabud's AI agent to query ARDELYX, INC.'s Form 4 history in plain English — "Show me ARDX CEO purchases this year" or compare it against any other ticker.
Open the AI agentARDX insider trading FAQ
Are ARDELYX, INC. insiders buying or selling?
In the last 12 months, ARDELYX, INC. insiders reported 1 open-market purchase ($1.9M) and 38 sales ($4.3M) — net selling of $2.4M. Since June 2018, Trabud has recorded 288 Form 4 filings for ARDX: 20 buys ($11.8M) and 268 sells ($29.3M). Over the full record that is net selling of $17.5M.
How many insiders trade ARDX stock?
20 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for ARDELYX, INC.. The most recent filing was accepted on Aug 25, 2026.
Where does Trabud get ARDX insider trading data?
All ARDX insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.