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 9 sales; 326 institutions reported holding it in 13F filings for Q2 2026, worth $8.36B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Mirum Pharmaceuticals, Inc. as of Mar 31, 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
- 311
- +32 vs. Q4 2025
- Shares held
- 68.2M
- +10.1M (+17.3%) vs. Q4 2025
- Total value
- $6.29B
- +$1.70B (+37.0%) vs. Q4 2025
- New holders
- 67
- 116 more added
- Sold out
- 35
- 88 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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, Q1 2026
Shares, value and share of portfolio for each institution holding Mirum Pharmaceuticals, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wellington Management Group LLP | 1,334,809 | $123.3M | 0.02% | +96,979+7.8% | Added |
| Eventide Asset Management, LLC | 1,408,871 | $130.1M | 2.15% | −684,711−32.7% | Reduced |
| Vanguard Portfolio Management LLC | 1,432,083 | $132.3M | 0.01% | +1,432,083 | New |
| BVF Inc | 1,584,727 | $146.4M | 4.66% | +89,437+6.0% | Added |
| Price T Rowe Associates Inc | 1,717,421 | $158.7M | 0.02% | +297,046+20.9% | Added |
| State Street Corp | 1,944,281 | $179.6M | 0.01% | −199,711−9.3% | Reduced |
| FMR LLC | 1,965,375 | $181.6M | 0.01% | +1,318,909+204.0% | Added |
| Vanguard Capital Management LLC | 2,414,776 | $223.1M | 0.01% | +2,414,776 | New |
| BlackRock, Inc. | 3,846,530 | $355.3M | 0.01% | +201,244+5.5% | Added |
| Janus Henderson Group PLC | 6,945,813 | $641.8M | 0.31% | +880,505+14.5% | Added |
| Frazier Life Sciences Management, L.P. | 7,679,684 | $709.4M | 18.25% | +884,563+13.0% | Added |
| Perceptive Advisors LLC | 0 | $0 | 0.00% | −259,545−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −232,100−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −174,189−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −109,001−100.0% | Sold out |
| Vestal Point Capital, LP | 0 | $0 | 0.00% | −66,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −53,265−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −20,128−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −14,368−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −8,251−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −7,180−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −6,841−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −6,551−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −6,450−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −5,692−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −5,205−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −4,687−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −3,872−100.0% | Sold out |
| AlphaGrep UK Ltd | 0 | $0 | 0.00% | −3,735−100.0% | Sold out |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −3,087−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −2,902−100.0% | Sold out |
| Avanza Fonder AB | 0 | $0 | 0.00% | −2,677−100.0% | Sold out |
| Forefront Analytics, LLC | 0 | $0 | 0.00% | −2,663−100.0% | Sold out |
| Globeflex Capital L P | 0 | $0 | 0.00% | −2,256−100.0% | Sold out |
| Hollencrest Capital Management | 0 | $0 | 0.00% | −1,888−100.0% | Sold out |
| EFG International AG | 0 | $0 | 0.00% | −1,355−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1,288−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −872−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −158−100.0% | Sold out |
| Greenline Wealth Management LLC | 0 | $0 | 0.00% | −126−100.0% | Sold out |
| C M Bidwell & Associates Ltd | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| Torren Management, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |
| CIBC World Markets Corp | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |