Institutional shares held 55.3 Million
27.4K calls
105K puts
Total value of holdings $2.51B
$1.24M calls
$4.75M puts
Market Cap $1.66B
36,751,700 Shares Out.
Institutional ownership 150.59%
# of Institutions 224


Latest Institutional Activity in MIRM

Top Purchases

Q1 2025
Nuveen, LLC Shares Held: 655K ($29.6M)
Q1 2025
Polar Capital Holdings PLC Shares Held: 1.18M ($53.2M)
Q1 2025
D. E. Shaw & Co., Inc. Shares Held: 543K ($24.6M)
Q1 2025
Macquarie Group LTD Shares Held: 367K ($16.6M)
Q1 2025
Federated Hermes, Inc. Shares Held: 347K ($15.7M)

Top Sells

Q1 2025
Avidity Partners Management LP Shares Held: 40K ($1.81M)
Q1 2025
Rock Springs Capital Management LP Shares Held: 952K ($43.1M)
Q1 2025
Barclays PLC Shares Held: 81.3K ($3.68M)
Q1 2025
Morgan Stanley Shares Held: 606K ($27.5M)
Q1 2025
Prosight Management, LP Shares Held: 343K ($15.5M)

About MIRM

Mirum Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of novel therapies for debilitating rare and orphan diseases. The company's lead product candidate is LIVMARLI, an investigational oral drug for the treatment of progressive familial intrahepatic cholestasis disease, as well as for the treatment of Alagille syndrome and biliary atresia disease. It also develops Volixibat drug for treatment of intrahepatic cholestasis of pregnancy and primary sclerosing cholangitis. Mirum Pharmaceuticals, Inc. was incorporated in 2018 and is headquartered in Foster City, California.


Insider Transactions at MIRM

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
299K Shares
From 11 Insiders
Open market or private purchase 6.71K shares
Exercise of conversion of derivative security 292K shares
Grant, award, or other acquisition 658 shares
Sell / Disposition
332K Shares
From 7 Insiders
Bona fide gift 103K shares
Open market or private sale 229K shares

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