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.
13F holders, Q2 2026
Institutional positions in Mirum Pharmaceuticals, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 326
- +17 vs. Q1 2026
- Shares held
- 71.4M
- +10.1M (+16.5%) vs. Q1 2026
- Total value
- $8.36B
- +$2.71B (+48.0%) vs. Q1 2026
- New holders
- 61
- 127 more added
- Sold out
- 44
- 100 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MIRM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 326 | $8.36B |
| Q1 2026 | 311 | $6.29B |
| Q4 2025 | 284 | $4.82B |
| Q3 2025 | 272 | $4.20B |
| Q2 2025 | 214 | $2.82B |
| Q1 2025 | 214 | $2.44B |
| Q4 2024 | 205 | $2.19B |
| Q3 2024 | 178 | $2.08B |
| Q2 2024 | 161 | $1.83B |
| Q1 2024 | 172 | $1.34B |
| Q4 2023 | 187 | $1.48B |
| Q3 2023 | 159 | $1.55B |
| Q2 2023 | 146 | $955.6M |
| Q1 2023 | 117 | $832.9M |
| Q4 2022 | 104 | $650.2M |
| Q3 2022 | 112 | $709.1M |
| Q2 2022 | 110 | $569.4M |
| Q1 2022 | 99 | $590.4M |
| Q4 2021 | 86 | $395.7M |
| Q3 2021 | 73 | $465.0M |
| Q2 2021 | 67 | $404.6M |
| Q1 2021 | 61 | $463.3M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Mirum Pharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bank of New York Mellon Corp | 669,974 | $78.4M | 0.01% | +85,451+14.6% | Added |
| Two Sigma Investments, LP | 690,318 | $80.8M | 0.06% | −84,523−10.9% | Reduced |
| Ameriprise Financial Inc | 726,694 | $85.1M | 0.02% | +507,439+231.4% | Added |
| Nomura Asset Management International Inc. | 752,044 | $88.0M | 0.13% | +346,723+85.5% | Added |
| Rock Springs Capital Management LP | 798,145 | $93.4M | 4.56% | −13,149−1.6% | Reduced |
| Polar Capital Holdings Plc | 845,524 | $99.0M | 0.28% | +562,040+198.3% | Added |
| BVF Inc | 1,056,027 | $123.6M | 3.16% | −528,700−33.4% | Reduced |
| TCG Crossover Management, LLC | 1,062,049 | $124.3M | 2.99% | 00.0% | Unchanged |
| Novo Holdings A/S | 1,125,000 | $131.7M | 7.68% | −200,000−15.1% | Reduced |
| Franklin Resources Inc | 1,152,770 | $135.0M | 0.03% | +437,966+61.3% | Added |
| Capital World Investors | 1,153,480 | $135.0M | 0.02% | +429,065+59.2% | Added |
| Tang Capital Management LLC | 1,236,027 | $144.7M | 6.57% | 00.0% | Unchanged |
| Eventide Asset Management, LLC | 1,248,389 | $146.2M | 1.95% | −160,482−11.4% | Reduced |
| Wellington Management Group LLP | 1,309,987 | $153.4M | 0.03% | −24,822−1.9% | Reduced |
| Invesco Ltd. | 1,364,084 | $159.7M | 0.01% | +1,078,848+378.2% | Added |
| Geode Capital Management, LLC | 1,393,908 | $163.2M | 0.01% | +133,905+10.6% | Added |
| William Blair Investment Management, LLC | 1,404,741 | $164.5M | 0.49% | +1,069,072+318.5% | Added |
| State Street Corp | 2,170,689 | $254.1M | 0.01% | +226,408+11.6% | Added |
| Vanguard Capital Management LLC | 2,254,109 | $263.9M | 0.01% | −160,667−6.7% | Reduced |
| Vanguard Portfolio Management LLC | 2,377,019 | $278.3M | 0.01% | +944,936+66.0% | Added |
| Price T Rowe Associates Inc | 2,655,607 | $310.9M | 0.03% | +938,186+54.6% | Added |
| FMR LLC | 3,670,314 | $429.7M | 0.02% | +1,704,939+86.7% | Added |
| BlackRock, Inc. | 4,390,063 | $513.9M | 0.01% | +543,533+14.1% | Added |
| Jupiter Topco LLC | 5,909,184 | $691.7M | 0.28% | +5,909,184 | New |
| Frazier Life Sciences Management, L.P. | 7,679,684 | $899.1M | 19.58% | 00.0% | Unchanged |
| ABS Investment Management LLC | 117 | – | – | +117 | New |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −1,052,048−100.0% | Sold out |
| Paradigm Biocapital Advisors LP | 0 | $0 | 0.00% | −625,000−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −346,991−100.0% | Sold out |
| Logos Global Management LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −104,099−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −87,373−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −67,885−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −56,386−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −49,128−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −38,518−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −36,889−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −19,702−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −19,638−100.0% | Sold out |
| Golden State Equity Partners | 0 | $0 | 0.00% | −19,380−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −19,307−100.0% | Sold out |
| Sierra Summit Advisors LLC | 0 | $0 | 0.00% | −10,457−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −8,800−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −8,530−100.0% | Sold out |
| Fieldview Capital Management, LLC | 0 | $0 | 0.00% | −7,832−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −4,650−100.0% | Sold out |
| OP Asset Management Ltd | 0 | $0 | 0.00% | −3,051−100.0% | Sold out |
| Farallon Capital Management, L.L.C. | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Atria Investments LLC | 0 | $0 | 0.00% | −2,959−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −2,810−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −2,455−100.0% | Sold out |
| ABS Direct Equity Fund LLC | 0 | $0 | 0.00% | −2,100−100.0% | Sold out |
| RWC Asset Management LLP | 0 | $0 | 0.00% | −2,341−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −2,305−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −2,191−100.0% | Sold out |
| Eurizon Capital SGR S.p.A. | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −460−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −356−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −299−100.0% | Sold out |
| Eastern Bank | 0 | $0 | 0.00% | −112−100.0% | Sold out |
| Accent Capital Management, LLC | 0 | $0 | 0.00% | −347−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Roble, Belko & Company, Inc | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| SBI Securities Co., Ltd. | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Curio Wealth, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |