Mirum Pharmaceuticals, Inc.
MIRM- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001759425
In the last 90 days, Mirum Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 10 sales; 326 institutions reported holding it in 13F filings for Q2 2026, worth $8.36B in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Mirum Pharmaceuticals, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 10 filings
- 3 insiders, $14.2M in total
- Insiders trading
- 3
- Net value
- −$14.2M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Mirum Pharmaceuticals, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Bjerkholt Eric | CHIEF FINANCIAL OFFICER | 44,745 | Sep 15, 2026 | 8 |
| Howe Jolanda | SVP, GLOBAL CONTROLLER | 616 | Sep 3, 2026 | 10 |
| Peetz Christopher | CHIEF EXECUTIVE OFFICER | 194,440 | Sep 3, 2026 | 11 |
| Grey Michael G | Director | 0 | Jun 17, 2026 | 4 |
| Walbert Timothy P | Director | 9,680 | Jun 17, 2026 | 2 |
| Heron Patrick J | Director | 459,010Indirect | Jun 17, 2026 | 2 |
| Brege Laura | Director | 15,703 | Jun 17, 2026 | 1 |
| Fischer Laurent | Director | 10,727 | Jun 17, 2026 | 2 |
| Ramasastry Saira | Director | 0 | Jun 17, 2026 | 9 |
| Fairey William | Director | 2,500 | Jun 17, 2026 | 1 |
| Cardon Lon | Director | 9,680 | Jun 17, 2026 | 2 |
| Radovich Peter | PRESIDENT AND COO | 57,260 | Jun 8, 2026 | 7 |
| Quan Joanne | CHIEF MEDICAL OFFICER | 18,864 | Mar 17, 2026 | 4 |
| Vig Pamela | CHIEF SCIENTIFIC OFFICER | 27,406 | Jun 25, 2024 | 0 |
| Longpre Lara | CHIEF DEVELOPMENT OFFICER | 104,369 | Mar 18, 2024 | 0 |
| NEA Partners 16, L.P. | 10% Owner | 0 | Jun 15, 2023 | 0 |
| Nea 16 GP, LLC | 10% Owner | 0 | Jun 15, 2023 | 0 |
| Sandell Scott D | 10% Owner | 11,348Indirect | Jun 15, 2023 | 0 |
| Baskett Forest | 10% Owner | 1,548Indirect | Jun 15, 2023 | 0 |
| Walker Paul Edward | 10% Owner | 114Indirect | Jun 15, 2023 | 0 |
| Florence Anthony A. Jr. | 10% Owner | 11,348Indirect | Jun 15, 2023 | 0 |
| Behbahani Ali | 10% Owner | 135Indirect | Jun 15, 2023 | 0 |
| Makhzoumi Mohamad | 10% Owner | 11,348Indirect | Jun 15, 2023 | 0 |
| New Enterprise Associates 16, L.P. | 10% Owner | 2,186,243 | Jun 15, 2023 | 0 |
| Chang Carmen | 10% Owner | 135 | Jun 15, 2023 | 0 |
| O'Donnell Niall | Director | 1,621,118Indirect | Nov 15, 2022 | 0 |
| Clements Ian | Chief Financial Officer | 30,011 | Nov 14, 2022 | 0 |
| Deerfield Management Company, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Flynn James E | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Deerfield Healthcare Innovations Fund, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Deerfield Mgmt HIF, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Deerfield Private Design Fund IV, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Deerfield Mgmt IV, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 1,540,190Indirect | Jun 8, 2022 | 0 |
| Mathers Edward T | Director | – | Jun 6, 2022 | 0 |
| Brosgart Carol L | Director | – | Jun 6, 2022 | 0 |
| Tucker Edwin Jonathan | Chief Medical Officer | 45,838 | Nov 15, 2021 | 0 |
| Deerfield Mgmt L.P. | 10% Owner, Other: * Possible Member of 10% Group | 0Indirect | Jul 13, 2021 | 0 |
| Deerfield Special Situations Fund, L.P. | 10% Owner, Other: * Possible Member of 10% Group | 0Indirect | Jul 13, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 15, 2024 (view filing) | Nov 14 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −2.50K | $47.10 | −$117.8K | −50.8%2.43K after | |
| Jan 8, 2025 (view filing) | Jan 7 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −750 | $42.82 | −$32.1K | −20.4%2.93K after | |
| Jan 8, 2025 (view filing) | Jan 7 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −7.49K | $42.82 | −$320.7K | −5.9%119.4K after | |
| Jan 8, 2025 (view filing) | Jan 7 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −2.00K | $42.82 | −$85.6K | −6.9%27.0K after | |
| Jan 21, 2025 (view filing) | Jan 17 | 4 days | Quan JoanneCHIEF MEDICAL OFFICER | SSale | −6.97K | $45.86 | −$319.6K | −55.2%5.65K after | |
| Jan 27, 2025 (view filing) | Jan 24 | 3 days | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −6.84K | $47.92 | −$327.6K | −5.2%125.0K after | |
| Jan 27, 2025 (view filing) | Jan 24 | 3 days | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −902 | $47.92 | −$43.2K | −20.4%3.52K after | |
| Jan 27, 2025 (view filing) | Jan 24 | 3 days | Radovich PeterPRESIDENT AND COO | SSale | −3.18K | $47.92 | −$152.2K | −9.7%29.6K after | |
| Feb 4, 2025 (view filing) | Feb 3 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −1.06K | $48.22 | −$51.3K | −20.1%4.23K after | |
| Feb 4, 2025 (view filing) | Feb 3 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −9.10K | $48.22 | −$438.9K | −7.3%115.9K after | |
| Feb 4, 2025 (view filing) | Feb 3 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −2.63K | $48.22 | −$126.7K | −8.9%27.0K after | |
| Mar 4, 2025 (view filing) | Mar 3 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −40.0K | $46.91 | −$1.88M | −25.7%115.9K after | 2 lots10b5-1 |
| Mar 5, 2025 (view filing) | Mar 4 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −14.8K | $45.58 | −$676.9K | −55.1%12.1K after | 2 lots |
| Mar 6, 2025 (view filing) | Mar 4-5 | 2 days | Heron Patrick JDirector | PPurchase | +1.60K | $45.40 | +$72.7K | +1.0%163.9K after | 3 lots |
| Mar 10, 2025 (view filing) | Mar 6-7 | 4 days | Heron Patrick JDirector | PPurchase | +1.92K | $43.68 | +$83.7K | +1.2%165.8K after | 2 lots |
| Mar 12, 2025 (view filing) | Mar 10-11 | 2 days | Heron Patrick JDirector | PPurchase | +2.30K | $43.30 | +$99.5K | +1.4%168.1K after | 3 lots |
| Mar 18, 2025 (view filing) | Mar 14-17 | 4 days | Heron Patrick JDirector | PPurchase | +549 | $44.10 | +$24.2K | +0.3%168.7K after | 2 lots |
| Mar 18, 2025 (view filing) | Mar 17 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −27.3K | $44.21 | −$1.21M | −16.4%138.6K after | |
| Mar 18, 2025 (view filing) | Mar 17 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −7.88K | $44.21 | −$348.3K | −29.7%18.7K after | |
| Mar 18, 2025 (view filing) | Mar 17 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −57.6K | $44.35 | −$2.55M | −92.2%4.84K after | 4 lots10b5-1 |
| Mar 19, 2025 (view filing) | Mar 18 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −2.42K | $44.45 | −$107.3K | −49.9%2.43K after | 10b5-1 |
| Jun 4, 2025 (view filing) | Jun 2-3 | 2 days | Ramasastry SairaDirector | SSale | −8.20K | $46.06 | −$377.8K | −100.0%0 after | 2 lots |
| Jun 13, 2025 (view filing) | Jun 11 | 2 days | Fairey WilliamDirector | SSale | −3.20K | $48.42 | −$155.1K | −56.2%2.50K after | |
| Jul 3, 2025 (view filing) | Jul 2-3 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −1.04K | $48.63 | −$50.6K | −30.0%2.43K after | 2 lots10b5-1 |
| Aug 8, 2025 (view filing) | Aug 7 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −40.0K | $55.25 | −$2.21M | −22.4%138.6K after | 10b5-1 |
| Aug 8, 2025 (view filing) | Aug 7 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −10.0K | $58.00 | −$580.0K | −80.5%2.43K after | 10b5-1 |
| Aug 12, 2025 (view filing) | Aug 11 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −40.0K | $62.00 | −$2.48M | −22.4%138.6K after | 10b5-1 |
| Aug 12, 2025 (view filing) | Aug 11 | 1 day | Bjerkholt EricCHIEF FINANCIAL OFFICER | SSale | −8.00K | – | – | −22.1%28.2K after | |
| Sep 10, 2025 (view filing) | Sep 8 | 2 days | Ramasastry SairaDirector | SSale | −17.0K | – | – | −100.0%0 after | |
| Sep 12, 2025 (view filing) | Sep 12 | Same day | Bjerkholt EricCHIEF FINANCIAL OFFICER | SSale | −9.58K | $76.01 | −$728.0K | −19.3%39.9K after | |
| Sep 12, 2025 (view filing) | Sep 11 | 1 day | Brege LauraDirector | SSale | −17.0K | $74.40 | −$1.26M | −52.0%15.7K after | 2 lots |
| Nov 25, 2025 (view filing) | Nov 21 | 4 days | Grey Michael GDirector | SSale | −50.0K | $70.00 | −$3.50M | −100.0%0 after | 10b5-1 |
| Dec 2, 2025 (view filing) | Dec 1 | 1 day | Grey Michael GDirector | SSale | −50.0K | $74.00 | −$3.70M | −100.0%0 after | 10b5-1 |
| Dec 19, 2025 (view filing) | Dec 18 | 1 day | Ramasastry SairaDirector | SSale | −2.00K | $69.73 | −$139.5K | −100.0%0 after | 2 lots10b5-1 |
| Dec 23, 2025 (view filing) | Dec 19 | 4 days | Grey Michael GDirector | SSale | −50.0K | $78.00 | −$3.90M | −100.0%0 after | 10b5-1 |
| Dec 23, 2025 (view filing) | Dec 22 | 1 day | Ramasastry SairaDirector | SSale | −5.00K | $80.00 | −$400.0K | −100.0%0 after | 10b5-1 |
| Jan 16, 2026 (view filing) | Jan 15 | 1 day | Ramasastry SairaDirector | SSale | −2.00K | $90.99 | −$182.0K | −100.0%0 after | 10b5-1 |
| Jan 21, 2026 (view filing) | Jan 20 | 1 day | Quan JoanneCHIEF MEDICAL OFFICER | SSale | −6.91K | $90.27 | −$623.9K | −37.9%11.3K after | |
| Jan 23, 2026 (view filing) | Jan 22 | 1 day | Bjerkholt EricCHIEF FINANCIAL OFFICER | SSale | −1.42K | $93.33 | −$132.6K | −3.3%42.1K after | |
| Jan 23, 2026 (view filing) | Jan 22 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −7.10K | $93.33 | −$662.5K | −4.2%163.7K after | |
| Jan 23, 2026 (view filing) | Jan 22 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −2.38K | $93.33 | −$222.3K | −10.3%20.7K after | |
| Jan 23, 2026 (view filing) | Jan 22 | 1 day | Quan JoanneCHIEF MEDICAL OFFICER | SSale | −1.82K | $93.33 | −$170.0K | −12.4%12.8K after | |
| Jan 23, 2026 (view filing) | Jan 22 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −926 | $93.33 | −$86.4K | −23.3%3.04K after | |
| Jan 27, 2026 (view filing) | Jan 26 | 1 day | Bjerkholt EricCHIEF FINANCIAL OFFICER | SSale | −1.05K | $96.19 | −$101.3K | −2.4%43.7K after | |
| Jan 27, 2026 (view filing) | Jan 23 | 4 days | Heron Patrick JDirector | PPurchase | +131.4K | $68.48 | +$9.00M | +40.1%459.0K after | |
| Jan 27, 2026 (view filing) | Jan 26 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −6.83K | $96.19 | −$657.1K | −3.9%169.4K after | |
| Jan 27, 2026 (view filing) | Jan 26 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −3.14K | $96.19 | −$302.3K | −11.9%23.3K after | |
| Jan 27, 2026 (view filing) | Jan 26 | 1 day | Howe JolandaSVP, GLOBAL CONTROLLER | SSale | −842 | $96.19 | −$81.0K | −18.5%3.70K after | |
| Feb 3, 2026 (view filing) | Feb 2 | 1 day | Peetz ChristopherCHIEF EXECUTIVE OFFICER | SSale | −9.11K | $103.30 | −$940.9K | −5.4%160.3K after | |
| Feb 3, 2026 (view filing) | Feb 2 | 1 day | Radovich PeterPRESIDENT AND COO | SSale | −2.63K | $103.30 | −$271.8K | −11.3%20.7K after |