StockCIK 1437402
ARDELYX, INC. (ARDX): Insider Trades and Fund Holdings
In the past 12 months, ARDELYX, INC. insiders reported 0 open-market purchases worth $0 and 8 sales worth $486K; 0 of the sales were reported as made under a 10b5-1 trading plan.
0Insider buys, 12 months
$0Bought by insiders, 12 months
$486KSold by insiders, 12 months
1Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Aug 25, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Aug 25 | Michael RaabCEO | ▼ SELL | $226K |
| Aug 25 | John E. BishopSee Remarks | ▼ SELL | $76K |
| Aug 25 | James Parker BradyChief Human Resources Officer | ▼ SELL | $58K |
| Aug 25 | Laura A. WilliamsChief Patient Officer | ▼ SELL | $41K |
| Aug 25 | Eric Duane FosterChief Commercial Officer | ▼ SELL | $33K |
| Aug 25 | Mike KelliherChief Business Officer | ▼ SELL | $30K |
| Aug 25 | Joseph James ReillySee Remarks | ▼ SELL | $15K |
| Aug 25 | Susan HohenleitnerCFO | ▼ SELL | $6K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Michael Raab | CEO | 0 | $0 | 1 | $226K |
| John E. Bishop | See Remarks | 0 | $0 | 1 | $76K |
| James Parker Brady | Chief Human Resources Officer | 0 | $0 | 1 | $58K |
| Laura A. Williams | Chief Patient Officer | 0 | $0 | 1 | $41K |
| Eric Duane Foster | Chief Commercial Officer | 0 | $0 | 1 | $33K |
| Mike Kelliher | Chief Business Officer | 0 | $0 | 1 | $30K |
| Joseph James Reilly | See Remarks | 0 | $0 | 1 | $15K |
| Susan Hohenleitner | CFO | 0 | $0 | 1 | $6K |
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Tracked funds that report ARDX
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 892,593 | $4.55M | ▼ −29.9% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →