Mirum Pharmaceuticals Inc (MIRM)
Who owns Mirum Pharmaceuticals Inc (MIRM)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 86.0% of the shares are freely tradable; institutional investors hold 114.4%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 12.59 | 7,679,684 | +13.0 | 03/31/2026 |
| HHG PLC | 11.39 | 6,945,813 | +14.5 | 03/31/2026 |
| BlackRock Inc | 6.31 | 3,846,530 | +5.5 | 03/31/2026 |
| Vanguard Group Inc | 4.26 | 2,596,089 | +2.0 | 12/31/2025 |
| Vanguard Capital Management, LLC | 3.96 | 2,414,776 | +0.0 | 03/31/2026 |
| FMR Inc | 3.22 | 1,965,375 | +204.0 | 03/31/2026 |
| State Street Corp | 3.19 | 1,944,281 | -9.3 | 03/31/2026 |
| T. Rowe Price Associates, Inc. | 2.82 | 1,717,421 | +20.9 | 03/31/2026 |
| Bvf Inc | 2.60 | 1,584,727 | +6.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 3.00 | 1,831,149 | +0.3 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 6. Jul 2026 | Peetz Christopher | CHIEF EXECUTIVE OFFICER | Sell | 1,710 | 124.79 | 213,391 |
| 6. Jul 2026 | Peetz Christopher | CHIEF EXECUTIVE OFFICER | Sell | 1,975 | 123.74 | 244,387 |
| 6. Jul 2026 | Peetz Christopher | CHIEF EXECUTIVE OFFICER | Sell | 4,181 | 122.34 | 511,504 |
| 6. Jul 2026 | Peetz Christopher | CHIEF EXECUTIVE OFFICER | Sell | 12,134 | 121.65 | 1,476,101 |
| 6. Jul 2026 | Peetz Christopher | CHIEF EXECUTIVE OFFICER | Other | 20,000 | 2.94 | 58,720 |
| 6. Jul 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Sell | 300 | 124.94 | 37,482 |
| 6. Jul 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Sell | 528 | 123.84 | 65,388 |
| 6. Jul 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Sell | 1,048 | 122.43 | 128,307 |
| 6. Jul 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Sell | 3,124 | 121.67 | 380,097 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.