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 |
|---|---|---|---|---|---|
| PSP Research LLC | 5,000 | $461.9K | 0.33% | −1,854−27.0% | Reduced |
| Palumbo Wealth Management LLC | 4,986 | $460.6K | 0.11% | −96−1.9% | Reduced |
| Rockefeller Capital Management L.P. | 4,871 | $450.0K | 0.00% | +3,189+189.6% | Added |
| Teacher Retirement System of Texas | 4,856 | $448.6K | 0.00% | −713−12.8% | Reduced |
| CI Private Wealth, LLC | 5,770 | $440.7K | 0.00% | +5,770 | New |
| SG Americas Securities, LLC | 4,715 | $436.0K | 0.00% | −13,995−74.8% | Reduced |
| Cynosure Management, LLC | 4,694 | $433.6K | 0.05% | +4,694 | New |
| Marshall Wace, LLP | 4,650 | $429.6K | 0.00% | −98,053−95.5% | Reduced |
| Vident Advisory, LLC | 4,633 | $428.0K | 0.00% | +4,633 | New |
| Xponance, Inc. | 4,569 | $422.1K | 0.00% | +1,363+42.5% | Added |
| Inceptionr LLC | 4,558 | $421.1K | 0.10% | +4,558 | New |
| Contravisory Investment Management, Inc. | 4,501 | $415.8K | 0.09% | −434−8.8% | Reduced |
| Swiss Life Asset Management Ltd | 4,406 | $407.0K | 0.00% | +354+8.7% | Added |
| Public Employees Retirement Association of Colorado | 4,292 | $396.0K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 4,211 | $389.0K | 0.00% | −1,002−19.2% | Reduced |
| Marex Group plc | 4,176 | $385.8K | 0.00% | +4,176 | New |
| SummitTX Capital, L.P. | 4,170 | $385.2K | 0.01% | +4,170 | New |
| Virtus ETF Advisers LLC | 4,000 | $369.5K | 0.17% | 00.0% | Unchanged |
| Concurrent Investment Advisors, LLC | 3,964 | $366.2K | 0.00% | +964+32.1% | Added |
| Jain Global LLC | 3,857 | $356.3K | 0.00% | +3,857 | New |
| Northwest & Ethical Investments L.P. | 3,600 | $346.5K | 0.01% | +3,600 | New |
| Persistent Asset Partners Ltd | 3,580 | $330.7K | 0.13% | −6,609−64.9% | Reduced |
| Ameritas Investment Partners, Inc. | 3,483 | $321.8K | 0.01% | +111+3.3% | Added |
| Ballentine Partners, LLC | 3,324 | $307.1K | 0.00% | 00.0% | Unchanged |
| Wetzel Investment Advisors, Inc. | 3,300 | $304.9K | 0.12% | +700+26.9% | Added |
| Gotham Asset Management, LLC | 3,144 | $290.4K | 0.00% | +3,144 | New |
| Brookwood Investment Group LLC | 3,100 | $286.4K | 0.04% | 00.0% | Unchanged |
| OP Asset Management Ltd | 3,051 | $281.9K | 0.00% | −5,487−64.3% | Reduced |
| CAPROCK Group, Inc. | 3,034 | $280.3K | 0.01% | −2,563−45.8% | Reduced |
| Farallon Capital Management, L.L.C. | 3,000 | $277.1K | 0.00% | 00.0% | Unchanged |
| Atria Investments LLC | 2,959 | $273.4K | 0.00% | −191−6.1% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 2,920 | $269.8K | 0.00% | −118−3.9% | Reduced |
| Janney Montgomery Scott LLC | 2,900 | $268.0K | 0.00% | −300−9.4% | Reduced |
| Inspire Advisors, LLC | 2,810 | $259.6K | 0.02% | +2,810 | New |
| Davenport & Co LLC | 2,650 | $244.8K | 0.00% | +2,650 | New |
| Engineers Gate Manager LP | 2,559 | $236.4K | 0.00% | −8,139−76.1% | Reduced |
| Yorktown Management & Research Co Inc | 2,550 | $235.6K | 0.20% | +2,550 | New |
| Allspring Global Investments Holdings, LLC | 2,452 | $232.0K | 0.00% | +2,452 | New |
| Dynamic Technology Lab Private Ltd | 2,455 | $226.8K | 0.04% | +2,455 | New |
| Cerity Partners LLC | 2,453 | $226.6K | 0.00% | +2,453 | New |
| NBC Securities, Inc. | 2,420 | $223.6K | 0.02% | −695−22.3% | Reduced |
| ABS Direct Equity Fund LLC | 2,100 | $222.2K | 0.17% | +2,100 | New |
| CIBC Asset Management Inc | 2,369 | $218.8K | 0.00% | +2,369 | New |
| RWC Asset Management LLP | 2,341 | $216.3K | 0.01% | −793−25.3% | Reduced |
| Baird Financial Group, Inc. | 2,305 | $212.9K | 0.00% | +2,305 | New |
| CWM Advisors, LLC | 2,205 | $203.7K | 0.01% | +2,205 | Added |
| Winton Group Ltd | 2,191 | $202.4K | 0.01% | +2,191 | New |
| RiverPark Advisors, LLC | 2,014 | $186.1K | 0.07% | +282+16.3% | Added |
| Lazard Asset Management LLC | 1,981 | $183.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,753 | $161.9K | 0.00% | +175+11.1% | Added |
| The PNC Financial Services Group, Inc. | 1,356 | $125.3K | 0.00% | +744+121.6% | Added |
| KBC Group NV | 1,268 | $117.0K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 1,155 | $106.7K | 0.00% | +147+14.6% | Added |
| CWM, LLC | 830 | $76.7K | 0.00% | +150+22.1% | Added |
| US Bancorp | 805 | $74.4K | 0.00% | +60+8.1% | Added |
| Eurizon Capital SGR S.p.A. | 800 | $70.7K | 0.00% | +400+100.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 6,100 | $67.7K | 0.00% | +2,340+62.2% | Added |
| Allworth Financial LP | 697 | $64.4K | 0.00% | +17+2.5% | Added |
| Covestor Ltd | 641 | $59.0K | 0.04% | −639−49.9% | Reduced |
| Fifth Third Bancorp | 601 | $55.6K | 0.00% | +601 | New |
| Nisa Investment Advisors, LLC | 477 | $44.1K | 0.00% | 00.0% | Unchanged |
| Kemnay Advisory Services Inc. | 463 | $42.8K | 0.01% | +363+363.0% | Added |
| MCF Advisors LLC | 462 | $42.7K | 0.00% | +26+6.0% | Added |
| Clear Street Markets LLC | 460 | $42.5K | 0.02% | +460 | New |
| Parallel Advisors, LLC | 447 | $41.3K | 0.00% | 00.0% | Unchanged |
| Cullen/Frost Bankers, Inc. | 410 | $37.9K | 0.00% | +27+7.0% | Added |
| Advisory Services Network, LLC | 356 | $32.9K | 0.00% | +356 | New |
| EverSource Wealth Advisors, LLC | 336 | $31.0K | 0.00% | −114−25.3% | Reduced |
| GAMMA Investing LLC | 333 | $30.8K | 0.00% | +31+10.3% | Added |
| Simplex Trading, LLC | 303 | $28.0K | 0.00% | +303 | New |
| Westside Investment Management, Inc. | 300 | $27.7K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 299 | $27.6K | 0.01% | +299 | New |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 278 | $26.5K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 273 | $25.2K | 0.00% | +2+0.7% | Added |
| Huntington National Bank | 187 | $17.3K | 0.00% | −2−1.1% | Reduced |
| Umb Bank N A | 184 | $17.0K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 170 | $15.7K | 0.00% | −8−4.5% | Reduced |
| E Fund Management (Hong Kong) Co., Ltd. | 167 | $15.4K | 0.01% | +167 | New |
| HighMark Wealth Management LLC | 160 | $14.8K | 0.01% | 00.0% | Unchanged |
| Larson Financial Group LLC | 141 | $13.0K | 0.00% | +6+4.4% | Added |
| Optiver Holding B.V. | 118 | $10.9K | 0.00% | +58+96.7% | Added |
| Eastern Bank | 112 | $10.3K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 109 | $10.3K | 0.00% | +75+220.6% | Added |
| Massmutual Trust Co FSB | 90 | $8.31K | 0.00% | +9+11.1% | Added |
| Smartleaf Asset Management LLC | 89 | $7.82K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 70 | $6.47K | 0.00% | 00.0% | Unchanged |
| Accent Capital Management, LLC | 347 | $6.45K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 65 | $6.00K | 0.00% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 131 | $5.90K | 0.00% | +131 | New |
| Basecamp Wealth Advisors LLC | 59 | $5.45K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 58 | $5.36K | 0.00% | 00.0% | Unchanged |
| Bare Financial Services, Inc | 50 | $4.62K | 0.00% | +21+72.4% | Added |
| Aventura Private Wealth, LLC | 45 | $4.16K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 42 | $3.88K | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 40 | $3.69K | 0.00% | −85−68.0% | Reduced |
| Quadrant Capital Group LLC | 31 | $2.86K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 24 | $2.22K | 0.00% | +24 | New |
| Roble, Belko & Company, Inc | 19 | $2.00K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 20 | $1.85K | 0.00% | +20 | New |
| Parkside Financial Bank & Trust | 15 | $1.39K | 0.00% | 00.0% | Unchanged |