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Mirum Pharmaceuticals
MIRM

Overview Fund Activity

213 hedge funds and large institutions have $2.44B invested in Mirum Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 85 increasing their positions, 66 reducing their positions, and 24 closing their positions.

Holders
213
Holders Change
+9
Holders Change %
+4.41%
% of All Funds
2.89%
Holding in Top 10
11
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.15%
New
35
Increased
85
Reduced
66
Closed
24
Calls
$2.43M
Puts
$4.78M
Net Calls
-$2.35M
Net Calls Change
+$1.12M

Top Buyers

1
NL
1
Nuveen LLC
North Carolina
$29.5M
2
PCH
2
Polar Capital Holdings
United Kingdom
$52.9M
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$24.5M
4
Macquarie Group
4
Macquarie Group
Australia
$16.5M
5
Federated Hermes
5
Federated Hermes
Pennsylvania
$15.6M

Top Sellers

1
APM
1
Avidity Partners Management
Texas
$1.8M
2
MB
2
MPM BioImpact
Massachusetts
$0
3
RSCM
3
Rock Springs Capital Management
Maryland
$42.9M
4
BBA
4
Baker Bros. Advisors
New York
$0
5
AAP
5
Ardsley Advisory Partners
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Russell Investments Group
51
Russell Investments Group
United Kingdom
$10.3M 229,449 +203,489 +784%
Two Sigma Advisers
52
Two Sigma Advisers
New York
$9.31M 206,600 +32,200 +18%
Ameriprise
53
Ameriprise
Minnesota
$8.82M 195,883 +1,807 +0.9%
NCGI
54
Next Century Growth Investors
Minnesota
$8.8M 195,341 +31,089 +19%
Renaissance Technologies
55
Renaissance Technologies
New York
$8.49M 188,500 +87,252 +86%
Jane Street
56
Jane Street
New York
$8.14M 180,784 +8,151 +5%
Two Sigma Investments
57
Two Sigma Investments
New York
$7.89M 175,126 +48,680 +38%
NIP
58
Nicholas Investment Partners
California
$7.8M 173,043 +24,200 +16%
UBS AM
59
UBS AM
Illinois
$6.74M 149,518 +75,630 +102%
HWAM
60
Hennion & Walsh Asset Management
New Jersey
$6.63M 147,193 +1,594 +1%
NFGH
61
Nan Fung Group Holdings
Hong Kong
$6.61M 146,765 +21,435 +17%
Qube Research & Technologies (QRT)
62
Qube Research & Technologies (QRT)
United Kingdom
$6.28M 139,434 +139,434 New
PP
63
PDT Partners
New York
$6.19M 137,495 +23,782 +21%
SAM
64
Silvercrest Asset Management
New York
$6.12M 135,915 -785 -0.6%
Ensign Peak Advisors
65
Ensign Peak Advisors
Utah
$6.04M 133,973 -84,615 -39%
Citigroup
66
Citigroup
New York
$6.02M 133,721 -72 -0.1%
First Trust Advisors
67
First Trust Advisors
Illinois
$5.84M 129,634 -4,547 -3%
HP
68
Highlander Partners
Texas
$5.54M 122,980 – –
PSC
69
Patient Square Capital
California
$5.24M 116,362 +51,462 +79%
Wellington Management Group
70
Wellington Management Group
Massachusetts
$5.09M 112,924 -5,277 -4%
Barclays
71
Barclays
United Kingdom
$3.66M 81,304 -170,660 -68%
HP
72
HealthInvest Partners
Sweden
$3.48M 77,263 -39,429 -34%
Voloridge Investment Management
73
Voloridge Investment Management
Florida
$3.38M 75,005 -96,532 -56%
RPAM
74
Rhenman & Partners Asset Management
Sweden
$3.32M 73,755 – –
EI
75
EAM Investors
California
$3.27M 72,678 -278 -0.4%
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3
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