13F Insight
DOSSIER · 13F Holders · Q4 2025
MIRM 4 05/01/29

MIRUM PHARMACEUTICALS INC

26 institutions still hold MIRUM PHARMACEUTICALS INC as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 604749AB7·26 13F holders·last filed Dec 31, 2025
Market cap
—
13F value held
$565M
visible holders
Holders
26
filers reporting
Concentration
31.97%
DEERFIELD MANAGEMENT COMPANY, L.P. #1
top holder share
AI Holders Summary · Q4 2025

26 institutions reported MIRM 4 05/01/29 in Q4 2025. DEERFIELD MANAGEMENT COMPANY, L.P. leads at 32.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 0001009258
$181M70.0M2.31%Q4 202502
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$92M24.7M1.29%Q2 202603
READYSTATE ASSET MANAGEMENT LP
CIK 0001900923
$79M30.4M3.19%Q4 202504
CAPSTONE INVESTMENT ADVISORS, LLC
CIK 0001426196
$68M18.4M0.13%Q2 202605
Point72 Asset Management, L.P.
CIK 0001603466
$28M9.4M0.04%Q1 202606
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$20M5.4M0.01%Q2 202607
LORD, ABBETT & CO. LLC
CIK 0000728100
$19M6.2M0.06%Q1 202608
Polar Asset Management Partners Inc.
CIK 0001326389
$18M4.7M0.29%Q2 202609
FMR LLC
CIK 0000315066
$13M3.4M0.00%Q2 202610
Aequim Alternative Investments LP
CIK 0001728201
$10M2.7M0.15%Q2 202611
JPMORGAN CHASE & CO
CIK 0000019617
$9M2.2M0.00%Q2 202612
Nicholas Investment Partners, LP
CIK 0001389574
$7M1.9M0.41%Q2 202613
MACKAY SHIELDS LLC
CIK 0000061227
$7M1.9M0.24%Q2 202614
ADVENT CAPITAL MANAGEMENT /DE/
CIK 0001097278
$5M1.4M0.12%Q2 202615
Warberg Asset Management LLC
CIK 0001597506
$4M1.0M0.70%Q2 202616
KORNITZER CAPITAL MANAGEMENT INC /KS
CIK 0000898358
$4M1.0M0.08%Q2 202617
WELLS FARGO & COMPANY/MN
CIK 0000072971
$2M518K0.00%Q2 202618
MORGAN STANLEY
CIK 0000895421
$806K218K0.00%Q2 202619
CITIGROUP INC
CIK 0000831001
$425K115K0.00%Q2 202620
Kohlberg Kravis Roberts & Co. L.P.
CIK 0001399770
$348K94K0.01%Q2 2026
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