Mirum Pharmaceuticals, Inc. MIRM
93.72 USD +0.18 (+0.19%)
At closeNov 6, 2026, 4:00 PM EST
93.72 0.00 0.00%
After hours · Nov 6, 4:00 PM ET
91.18 Day range 95.59
63.23 52-week range 130.00
- YTD
- +18.65%
- 1 year
- +38.39%
Held by funds
130 US ETFs and mutual funds hold MIRM · largest positions
Ownership
Held by insiders 1.31%
Held by institutions 111.37%
Float held by institutions 112.84%
Institutions 450
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 11.76% | 7,679,684 | 719.74M | Jun 29, 2026 |
| Jupiter Topco LLC | 9.05% | 5,909,184 | 553.81M | Jun 29, 2026 |
| Blackrock Inc. | 6.72% | 4,390,063 | 411.44M | Jun 29, 2026 |
| FMR, LLC | 5.62% | 3,670,314 | 343.98M | Jun 29, 2026 |
| Price (T.Rowe) Associates Inc | 4.07% | 2,655,607 | 248.88M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 3.64% | 2,377,019 | 222.77M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.52% | 1,648,210 | 154.47M | Jun 29, 2026 |
| Fidelity Rutland Square TRT II-Strategic Advisers Fidelity U.S. Total | 2.28% | 1,487,523 | 139.41M | Sep 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 1.88% | 1,229,029 | 115.18M | Sep 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 1.88% | 1,228,809 | 115.16M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 1.82% | 1,189,194 | 111.45M | Jun 29, 2026 |
| SmallCap World Fund Inc | 1.72% | 1,123,070 | 105.25M | Sep 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BJERKHOLT ERIC H | Chief Financial Officer | Sale | Sep 13, 2026 | 44,745 |
| BREGE LAURA A | Director | Sale | Sep 10, 2025 | 15,703 |
| FISCHER LAURENT D M.D. | Director | Conversion of Exercise of derivative security | May 28, 2026 | 10,727 |
| GREY MICHAEL G. | Director | Sale | Dec 18, 2025 | 280,160 |
| HERON PATRICK J | Director | Purchase | Jan 22, 2026 | 0 |
| HOWE JOLANDA MARIE | Officer | Conversion of Exercise of derivative security | Oct 15, 2026 | 16,728 |
