Ardelyx's top three insider shareholders as of March 23, 2026 are David M Mott (Director, 3.30Mn shares), Scott D Sandell (TenPercentOwner, 2.26Mn shares), Forest Baskett (TenPercentOwner, 2.26Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| David M Mott | 3,302,918 | 0 | 23 Feb, 2026 | |
| Scott D Sandell | 0 | 2,258,850 | 27 Dec, 2021 | |
| Forest Baskett | 0 | 2,258,850 | 27 Dec, 2021 | |
| Michael Raab | President Ceo | 1,816,448 | 0 | 18 Mar, 2026 |
| Susan Rodriguez | Chief Commercial Officer | 449,092 | 0 | 23 May, 2024 |
| David P. Rosenbaum | Chief Development Officer | 297,005 | 151,373 | 22 Nov, 2024 |
| Laura A Williams | See Remarks | 436,082 | 0 | 23 Feb, 2026 |
| Eric Duane Foster | Chief Commercial Officer | 425,970 | 0 | 23 Feb, 2026 |
| Richard J Rodgers | 413,543 | 0 | 23 Jun, 2025 | |
| Justin A Renz | Chief Financial Officer | 409,052 | 0 | 25 Aug, 2025 |
| Mike Kelliher | See Remarks | 364,666 | 0 | 23 Feb, 2026 |
| John E Bishop | See Remarks | 339,151 | 0 | 23 Feb, 2026 |
| Robert Blanks | See Remarks | 314,421 | 0 | 22 Nov, 2024 |
| Elizabeth A Grammer | See Remarks | 299,895 | 0 | 25 Nov, 2025 |
| William C Jr Bertrand | 290,707 | 0 | 23 Jun, 2025 | |
| James Parker Brady | Chief Human Resources Officer | 262,912 | 0 | 23 Feb, 2026 |
| Susan Hohenleitner | Chief Financial Officer | 230,533 | 0 | 23 Feb, 2026 |
| Joseph James Reilly | See Remarks | 151,790 | 0 | 23 Feb, 2026 |
| Onaiza Cadoret-Manier | 151,701 | 0 | 23 Jun, 2025 | |
| Jan M Lundberg | 146,794 | 0 | 16 Jun, 2023 | |
| Muna Bhanji | 137,353 | 0 | 23 Jun, 2025 | |
| Jeffrey W Jacobs | Chief Scientific Officer | 119,483 | 0 | 24 Nov, 2021 |
| Robert Ora Felsch | See Remarks | 91,560 | 0 | 22 Aug, 2024 |
| Merdad Parsey | 57,291 | 0 | 23 Jun, 2025 | |
| Robert B Bazemore | 41,551 | 0 | 23 Jun, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 16 Mar, 2026 | Michael Raab | Common Stock | A | 20,833 | $0.99 | 1,856,986 | D | M |
| 16 Mar, 2026 | Michael Raab | Common Stock | D | 41,666 | $5.84 | 1,816,448 | D | S |
| 16 Mar, 2026 | Michael Raab | Stock Option (Right to Buy) | D | 20,833 | $0.00 | 374,168 | D | M |
| 24 Feb, 2026 | Michael Raab | Common Stock | A | 20,833 | $0.99 | 1,877,819 | D | M |
| 24 Feb, 2026 | Michael Raab | Common Stock | D | 41,666 | $6.26 | 1,836,153 | D | S |
| 24 Feb, 2026 | Michael Raab | Stock Option (Right to Buy) | D | 20,833 | $0.00 | 395,001 | D | M |
| 20 Feb, 2026 | John E Bishop | Common Stock | D | 2,792 | $5.87 | 339,538 | D | S |
| 20 Feb, 2026 | Michael Raab | Common Stock | D | 40,401 | $5.87 | 1,862,567 | D | S |
| 20 Feb, 2026 | Laura A Williams | Common Stock | D | 7,192 | $5.87 | 437,066 | D | S |
| 20 Feb, 2026 | Mike Kelliher | Common Stock | D | 8,434 | $5.87 | 365,827 | D | S |
| 20 Feb, 2026 | Eric Duane Foster | Common Stock | D | 9,176 | $5.87 | 427,233 | D | S |
| 20 Feb, 2026 | Susan Hohenleitner | Common Stock | D | 1,786 | $5.87 | 230,780 | D | S |
| 20 Feb, 2026 | Joseph James Reilly | Common Stock | D | 4,387 | $5.87 | 152,394 | D | S |
| 20 Feb, 2026 | David M Mott | Common Stock | A | 333,333 | $5.84 | 3,302,918 | D | P |
| 20 Feb, 2026 | James Parker Brady | Common Stock | D | 2,234 | $5.87 | 263,221 | D | S |
| 20 Feb, 2026 | John E Bishop | Common Stock | D | 386 | $5.71 | 339,152 | D | S |
| 20 Feb, 2026 | James Parker Brady | Common Stock | D | 309 | $5.71 | 262,912 | D | S |
| 20 Feb, 2026 | Mike Kelliher | Common Stock | D | 1,159 | $5.71 | 364,668 | D | S |
| 20 Feb, 2026 | Susan Hohenleitner | Common Stock | D | 247 | $5.71 | 230,533 | D | S |
| 20 Feb, 2026 | Eric Duane Foster | Common Stock | D | 1,261 | $5.71 | 425,972 | D | S |