NASDAQ: MIRM
Mirum Pharmaceuticals Inc Stock Ownership - Who owns Mirum Pharmaceuticals?

Insider buying vs selling

Have Mirum Pharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Eric BjerkholtCHIEF FINANCIAL OFFICER2026-06-092,393$26.49
$63.39kBuy
Eric BjerkholtCHIEF FINANCIAL OFFICER2026-06-082,258$92.84
$209.63kSell
Eric BjerkholtCHIEF FINANCIAL OFFICER2026-06-081,175$93.95
$110.39kSell
Eric BjerkholtCHIEF FINANCIAL OFFICER2026-06-081,567$95.12
$149.05kSell
Peter RadovichPRESIDENT AND COO2026-06-0516,988$19.19
$326.00kBuy
Christopher PeetzCHIEF EXECUTIVE OFFICER2026-06-012,602$94.64
$246.25kSell
Christopher PeetzCHIEF EXECUTIVE OFFICER2026-06-0130,000$2.94
$88.08kBuy
Christopher PeetzCHIEF EXECUTIVE OFFICER2026-06-01883$99.66
$88.00kSell
Christopher PeetzCHIEF EXECUTIVE OFFICER2026-06-011,021$98.20
$100.26kSell
Christopher PeetzCHIEF EXECUTIVE OFFICER2026-06-0116,595$95.34
$1.58MSell

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Net Insider Buy/Sell (L12M) Ownership

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MIRM Shareholders

What type of owners hold Mirum Pharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Frazier Life Sciences Management LP12.59%7,679,684$764.44MInstitution
Janus Henderson Group PLC11.39%6,945,813$691.39MInstitution
Joshua Makower6.86%4,186,243$416.70MInsider
David M. Mott6.86%4,186,243$416.70MInsider
Peter J. Barris6.86%4,186,243$416.70MInsider
Peter W. Sonsini6.86%4,186,243$416.70MInsider
Patrick J. Heron6.61%4,031,625$401.31MInsider
Blackrock Inc6.31%3,846,530$382.88MInstitution
Frazier Life Sciences IX LP5.85%3,566,912$355.05MInsider
James E. Flynn5.32%3,244,434$322.95MInsider

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MIRM vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
MIRM56.48%43.52%Net BuyingNet Selling
RYTM88.74%11.26%Net SellingNet Buying
CNTA91.39%8.61%Net SellingNet Selling
PTCT86.91%13.09%Net SellingNet Selling
LQDA50.69%49.31%Net SellingNet Selling

Mirum Pharmaceuticals Stock Ownership FAQ

Who owns Mirum Pharmaceuticals?

Mirum Pharmaceuticals (NASDAQ: MIRM) is owned by 111.92% institutional shareholders, 86.23% Mirum Pharmaceuticals insiders, and 0.00% retail investors. Joshua Makower is the largest individual Mirum Pharmaceuticals shareholder, owning 4.19M shares representing 6.86% of the company. Joshua Makower's Mirum Pharmaceuticals shares are currently valued at $415.88M.

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