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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, Q3 2025

Institutional positions in Mirum Pharmaceuticals, Inc. as of Sep 30, 2025. 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
272
+60 vs. Q2 2025
Shares held
57.3M
+1.96M (+3.5%) vs. Q2 2025
Total value
$4.20B
+$1.39B (+49.2%) vs. Q2 2025
New holders
74
91 more added
Sold out
14
77 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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.

Institutional holdersQ3 2025: 272 institutions
Q1 2021: 61 institutionsQ2 2021: 67 institutionsQ3 2021: 73 institutionsQ4 2021: 86 institutionsQ1 2022: 99 institutionsQ2 2022: 110 institutionsQ3 2022: 112 institutionsQ4 2022: 104 institutionsQ1 2023: 117 institutionsQ2 2023: 146 institutionsQ3 2023: 159 institutionsQ4 2023: 187 institutionsQ1 2024: 172 institutionsQ2 2024: 161 institutionsQ3 2024: 178 institutionsQ4 2024: 205 institutionsQ1 2025: 214 institutionsQ2 2025: 214 institutionsQ3 2025: 272 institutionsQ4 2025: 284 institutionsQ1 2026: 311 institutionsQ2 2026: 326 institutions
Value heldQ3 2025: $4.20B
Q1 2021: $463.3MQ2 2021: $404.6MQ3 2021: $465.0MQ4 2021: $395.7MQ1 2022: $590.4MQ2 2022: $569.4MQ3 2022: $709.1MQ4 2022: $650.2MQ1 2023: $832.9MQ2 2023: $955.6MQ3 2023: $1.55BQ4 2023: $1.48BQ1 2024: $1.34BQ2 2024: $1.83BQ3 2024: $2.08BQ4 2024: $2.19BQ1 2025: $2.44BQ2 2025: $2.82BQ3 2025: $4.20BQ4 2025: $4.82BQ1 2026: $6.29BQ2 2026: $8.36B
Institutions holding MIRM and their total value by quarter
QuarterHoldersValue
Q2 2026326$8.36B
Q1 2026311$6.29B
Q4 2025284$4.82B
Q3 2025272$4.20B
Q2 2025214$2.82B
Q1 2025214$2.44B
Q4 2024205$2.19B
Q3 2024178$2.08B
Q2 2024161$1.83B
Q1 2024172$1.34B
Q4 2023187$1.48B
Q3 2023159$1.55B
Q2 2023146$955.6M
Q1 2023117$832.9M
Q4 2022104$650.2M
Q3 2022112$709.1M
Q2 2022110$569.4M
Q1 202299$590.4M
Q4 202186$395.7M
Q3 202173$465.0M
Q2 202167$404.6M
Q1 202161$463.3M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Mirum Pharmaceuticals, Inc.; share changes are against Q2 2025.

Institutions holding MIRM in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Frazier Life Sciences Management, L.P.6,795,121$498.2M14.93%00.0%Unchanged
Janus Henderson Group PLC4,997,586$366.5M0.17%−238,691−4.6%Reduced
BlackRock, Inc.3,602,434$264.1M0.00%+25,343+0.7%Added
Vanguard Group Inc2,545,369$186.6M0.00%−19,500−0.8%Reduced
Eventide Asset Management, LLC2,522,563$184.9M3.04%−114,922−4.4%Reduced
BVF Inc1,495,290$109.6M4.44%−1,266,043−45.8%Reduced
State Street Corp1,346,904$98.7M0.00%−28,724−2.1%Reduced
Price T Rowe Associates Inc1,283,288$94.1M0.01%−133,927−9.5%Reduced
Novo Holdings A/S1,264,028$92.7M5.97%−236,027−15.7%Reduced
Tang Capital Management LLC1,236,027$90.6M3.49%00.0%Unchanged
Citadel Advisors LLC1,040,544$76.3M0.06%−365,808−26.0%Reduced
Geode Capital Management, LLC1,010,022$74.1M0.00%−19,594−1.9%Reduced
Clearbridge Investments, LLC1,003,803$73.6M0.06%−23,724−2.3%Reduced
D. E. Shaw & Co., Inc.923,509$67.7M0.05%+368,552+66.4%Added
Polar Capital Holdings Plc820,552$60.2M0.29%−154,448−15.8%Reduced
Wellington Management Group LLP790,689$58.0M0.01%+672,118+566.8%Added
Point72 Asset Management, L.P.790,675$58.0M0.13%+531,809+205.4%Added
Rock Springs Capital Management LP761,126$55.8M3.26%−57,080−7.0%Reduced
Morgan Stanley670,149$49.1M0.00%+103,823+18.3%Added
Lord, Abbett & Co. LLC661,940$48.5M0.14%−109,206−14.2%Reduced
FMR LLC640,218$46.9M0.00%+580,777+977.1%Added
Arrowstreet Capital, Limited Partnership612,318$44.9M0.03%+536,674+709.5%Added
Nuveen, LLC601,670$44.1M0.01%+11,413+1.9%Added
Franklin Resources Inc601,137$44.1M0.01%+7,541+1.3%Added
BNP Paribas Arbitrage, SA601,073$44.1M0.03%+119,609+24.8%Added
First Turn Management, LLC570,569$41.8M6.28%+43,029+8.2%Added
Woodline Partners LP567,894$41.6M0.20%00.0%Unchanged
Pictet Asset Management Holding SA541,277$39.7M0.04%−159,879−22.8%Reduced
Loomis Sayles & Co L P539,040$39.5M0.05%−13,917−2.5%Reduced
Boone Capital Management LLC535,732$39.3M12.88%−105,716−16.5%Reduced
Renaissance Technologies LLC513,448$37.6M0.05%+117,100+29.5%Added
Adage Capital Partners GP, L.L.C.497,468$36.5M0.06%+254,468+104.7%Added
Connor, Clark & Lunn Investment Management Ltd.495,976$36.4M0.11%+72,232+17.0%Added
Goldman Sachs Group Inc450,838$33.1M0.00%+55,830+14.1%Added
Bank of New York Mellon Corp445,527$32.7M0.01%−50,534−10.2%Reduced
Candriam Luxembourg S.C.A.403,026$29.5M0.15%+30,021+8.0%Added
Charles Schwab Investment Management Inc394,489$28.9M0.00%+11,329+3.0%Added
Macquarie Group Ltd393,212$28.8M0.03%−42,505−9.8%Reduced
Bank of America Corp390,474$28.6M0.00%+1,204+0.3%Added
Voloridge Investment Management, LLC389,574$28.6M0.10%+371,999+2,116.6%Added
Northern Trust Corp385,336$28.2M0.00%−17,060−4.2%Reduced
Emerald Advisers, LLC369,600$27.1M0.87%+63,834+20.9%Added
Next Century Growth Investors LLC360,934$26.5M1.93%+170,609+89.6%Added
Federated Hermes, Inc.346,522$25.4M0.04%+2,218+0.6%Added
Two Sigma Investments, LP343,126$25.2M0.04%+171,312+99.7%Added
Balyasny Asset Management LLC317,150$23.3M0.05%+317,150New
William Blair Investment Management, LLC313,259$23.0M0.06%+313,259New
Millennium Management LLC309,031$22.7M0.02%+20,872+7.2%Added
Penn Capital Management Co Inc307,991$22.6M1.74%−34,265−10.0%Reduced
TimesSquare Capital Management, LLC300,649$22.0M0.32%+300,649New
Russell Investments Group, Ltd.278,763$20.4M0.02%+31,030+12.5%Added
Two Sigma Advisers, LP276,400$20.3M0.04%+105,000+61.3%Added
UBS Group AG275,842$20.2M0.00%+93,386+51.2%Added
AXA Investment Managers S.A.255,688$18.7M0.05%+255,688New
Jane Street Group, LLC254,485$18.7M0.02%+233,047+1,087.1%Added
Raymond James Financial Inc251,733$18.5M0.01%−12,385−4.7%Reduced
Erste Asset Management GmbH250,000$18.2M0.18%−10,000−3.8%Reduced
New York State Common Retirement Fund243,387$17.8M0.02%−6,470−2.6%Reduced
Emerald Mutual Fund Advisers Trust219,038$16.1M0.83%+1,496+0.7%Added
Nicholas Investment Partners, LP217,068$15.9M1.22%+32,585+17.7%Added
Ameriprise Financial Inc203,068$14.9M0.00%−39,692−16.4%Reduced
Algert Global LLC190,599$14.0M0.23%+31,250+19.6%Added
Deutsche Bank AG184,330$13.5M0.00%+28,703+18.4%Added
Legal & General Group Plc167,230$12.3M0.00%+124,220+288.8%Added
Rice Hall James & Associates, LLC164,746$12.1M0.66%−67,247−29.0%Reduced
Jump Financial, LLC162,100$11.9M0.15%+13,411+9.0%Added
Nan Fung Trinity (HK) Ltd156,265$11.5M1.14%+9,500+6.5%Added
Soleus Capital Management, L.P.148,696$10.9M0.58%−150,000−50.2%Reduced
Citigroup Inc147,252$10.8M0.01%+76,545+108.3%Added
PDT Partners, LLC145,379$10.7M0.67%00.0%Unchanged
First Trust Advisors LP144,248$10.6M0.01%+14,454+11.1%Added
Cubist Systematic Strategies, LLC144,184$10.6M0.15%−766−0.5%Reduced
Ensign Peak Advisors, Inc133,973$9.82M0.02%00.0%Unchanged
Squarepoint Ops LLC127,903$9.38M0.02%+109,626+599.8%Added
Highlander Partners, L.P.122,980$9.02M3.14%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.115,854$8.49M0.31%−6,915−5.6%Reduced
Barclays PLC115,771$8.49M0.00%−39,100−25.2%Reduced
Essex Investment Management Co LLC113,458$8.32M1.27%+727+0.6%Added
Trexquant Investment LP109,959$8.06M0.08%+5,656+5.4%Added
Patient Square Capital LP104,262$7.64M2.04%−9,200−8.1%Reduced
Invesco Ltd.101,471$7.44M0.00%+36,818+56.9%Added
JPMorgan Chase & Co100,209$7.35M0.00%−380,067−79.1%Reduced
HealthInvest Partners AB93,605$7.29M2.70%−13,307−12.4%Reduced
Silvercrest Asset Management Group LLC90,056$6.60M0.04%−45,859−33.7%Reduced
Voleon Capital Management LP86,529$6.34M0.15%+86,529New
Voya Investment Management LLC78,897$5.78M0.01%+12,106+18.1%Added
1832 Asset Management L.P.75,800$5.56M0.01%+75,800New
Swiss National Bank72,000$5.28M0.00%+1,800+2.6%Added
State of Wisconsin Investment Board64,999$4.77M0.01%+33,857+108.7%Added
Palo Alto Investors LP64,700$4.74M0.88%00.0%Unchanged
Aquatic Capital Management LLC63,946$4.69M0.09%+27,049+73.3%Added
EAM Investors, LLC63,077$4.55M0.52%+63,077New
UBS Asset Management Americas Inc60,699$4.45M0.00%−100,791−62.4%Reduced
Rhumbline Advisers59,065$4.33M0.00%−5,528−8.6%Reduced
Bank of Montreal57,043$4.18M0.00%00.0%Unchanged
Rhenman & Partners Asset Management AB56,255$4.12M0.46%−9,500−14.4%Reduced
Jain Global LLC55,601$4.08M0.05%+55,601New
Prudential Financial Inc54,185$3.97M0.00%+44,540+461.8%Added
Eversept Partners, LP49,314$3.62M0.28%−182,861−78.8%Reduced
Secure Asset Management, LLC48,441$3.54M0.58%−2,556−5.0%Reduced