Over the 90-day window ending February 07, 2026, Mirum Pharmaceuticals's three dominant insider ownership positions are held by TenPercentOwner Enterprise Associates 16, L.P. New (2.19Mn shares), TenPercentOwner Partners 16, L.P. Nea (2.19Mn shares), Director Niall O'Donnell (1.62Mn shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Enterprise Associates 16, L.P. New | 2,186,243 | 15 Jun, 2023 | |
| Partners 16, L.P. Nea | 2,186,243 | 15 Jun, 2023 | |
| Niall O'Donnell | 1,621,118 | 15 Nov, 2022 | |
| James E Flynn | 1,540,190 | 08 Jun, 2022 | |
| Patrick J Heron | 464,713 | 02 Jun, 2025 | |
| Christopher Peetz | Chief Executive Officer | 347,794 | 03 Feb, 2026 |
| Michael G Grey | 186,410 | 23 Dec, 2025 | |
| Lara Longpre | Chief Development Officer | 104,407 | 05 Feb, 2024 |
| Edwin Jonathan Tucker | Chief Medical Officer | 45,838 | 15 Nov, 2021 |
| Eric Bjerkholt | Chief Financial Officer | 43,741 | 27 Jan, 2026 |
| Ian Clements | Chief Financial Officer | 30,011 | 14 Nov, 2022 |
| Pamela Vig | Chief Scientific Officer | 27,406 | 25 Jun, 2024 |
| Peter Radovich | President And Coo | 20,655 | 03 Feb, 2026 |
| Laura Brege | 15,703 | 12 Sep, 2025 | |
| Joanne Quan | Chief Medical Officer | 12,817 | 23 Jan, 2026 |
| Anthony A. Jr. Florence | 11,732 | 15 Jun, 2023 | |
| Mohamad Makhzoumi | 11,348 | 15 Jun, 2023 | |
| Scott D Sandell | 11,348 | 15 Jun, 2023 | |
| Lon Cardon | 5,703 | 02 Jun, 2025 | |
| Timothy P Walbert | 5,703 | 02 Jun, 2025 | |
| Jolanda Howe | Svp And Global Controller | 4,503 | 03 Feb, 2026 |
| William Fairey | 2,500 | 13 Jun, 2025 | |
| Forest Baskett | 1,548 | 15 Jun, 2023 | |
| Carmen Chang | 135 | 15 Jun, 2023 | |
| Ali Behbahani | 135 | 15 Jun, 2023 | |
| Paul Edward Walker | 114 | 15 Jun, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Feb, 2026 | Christopher Peetz | Common Stock | D | 9,108 | $103.30 | 160,294 | D | S |
| 02 Feb, 2026 | Peter Radovich | Common Stock | D | 2,631 | $103.30 | 20,655 | D | S |
| 02 Feb, 2026 | Jolanda Howe | Common Stock | D | 968 | $103.30 | 4,503 | D | S |
| 31 Jan, 2026 | Jolanda Howe | Common Stock | A | 1,771 | - | 5,471 | D | M |
| 26 Jan, 2026 | Eric Bjerkholt | Common Stock | D | 1,053 | $96.19 | 43,741 | D | S |
| 26 Jan, 2026 | Christopher Peetz | Common Stock | D | 6,831 | $96.19 | 169,402 | D | S |
| 26 Jan, 2026 | Peter Radovich | Common Stock | D | 3,143 | $96.19 | 23,286 | D | S |
| 26 Jan, 2026 | Jolanda Howe | Common Stock | D | 842 | $96.19 | 3,700 | D | S |
| 23 Jan, 2026 | Eric Bjerkholt | Common Stock | A | 2,667 | - | 44,794 | D | M |
| 23 Jan, 2026 | Patrick J Heron | Common Stock | A | 159,277 | - | 327,585 | I | J |
| 23 Jan, 2026 | Patrick J Heron | Common Stock | A | 131,425 | $68.48 | 459,010 | I | P |
| 23 Jan, 2026 | Christopher Peetz | Common Stock | A | 12,500 | - | 176,233 | D | M |
| 23 Jan, 2026 | Peter Radovich | Common Stock | A | 5,750 | - | 26,429 | D | M |
| 23 Jan, 2026 | Jolanda Howe | Common Stock | A | 1,500 | - | 4,542 | D | M |
| 22 Jan, 2026 | Eric Bjerkholt | Common Stock | D | 1,421 | $93.33 | 42,127 | D | S |
| 22 Jan, 2026 | Christopher Peetz | Common Stock | D | 7,098 | $93.33 | 163,733 | D | S |
| 22 Jan, 2026 | Peter Radovich | Common Stock | D | 2,382 | $93.33 | 20,679 | D | S |
| 22 Jan, 2026 | Joanne Quan | Common Stock | D | 1,822 | $93.33 | 12,817 | D | S |
| 22 Jan, 2026 | Jolanda Howe | Common Stock | D | 926 | $93.33 | 3,042 | D | S |
| 21 Jan, 2026 | Eric Bjerkholt | Common Stock | A | 3,334 | - | 43,548 | D | M |