Mirum Pharmaceuticals, Inc. (MIRM) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

7,565,749Shares held by institutions

$664,726,707Value of institutional holdings

108.55%Institutional ownership %

0.07%Shares Changed QoQ

212No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Mirum Pharmaceuticals, Inc. (NASDAQ:MIRM) has 277 institutional investors that have filed 13F reports for the period ending December 2025.

These investors collectively held 104.3% of Mirum Pharmaceuticals's outstanding shares in December 2025, up from 101.6% in September 2025.
They increased total shares held in Mirum Pharmaceuticals by 8.56% from the prior quarter, while the number of investors in MIRM increased 35.12% year over year.
During the quarter, 160 of these 277 funds increased positions in MIRM, 81 reduced exposure, and 36 held steady.
Institutional investors collectively held 59.46Mn shares in Mirum Pharmaceuticals as of December 2025, up by 4.69Mn shares quarter on quarter, and up 4.66Mn shares year over year.
Frazier Life Sciences Management, L.P. leads ownership in MIRM with 6.8Mn shares as of December 31, 2025, equal to 11.92% of outstanding shares.
The biggest buyers of Mirum Pharmaceuticals for the quarter ending December 2025 included Janus Henderson Group Plc (1.07Mn), State Street Corp (797.09K), WELLINGTON MANAGEMENT GROUP LLP (447.14K), Soleus Capital Management, L.P. (424.92K), NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (421.84K).
Top sellers of MIRM stock for the quarter ending December 2025 included Point72 Asset Management, L.P. (600.04K), EVENTIDE ASSET MANAGEMENT, LLC (428.98K), Morgan Stanley (244.46K), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (239.81K), CITADEL ADVISORS LLC (200.32K).
Per Business Quant, the top 10 investors in MIRM for the quarter ending December 2025 include Frazier Life Sciences Management, L.P. (6.8Mn), Janus Henderson Group Plc (6.07Mn), BlackRock, Inc. (3.65Mn), VANGUARD GROUP INC (2.6Mn), State Street Corp (2.14Mn), EVENTIDE ASSET MANAGEMENT, LLC (2.09Mn), BVF INC/IL (1.5Mn), Novo Holdings A/S (1.26Mn), WELLINGTON MANAGEMENT GROUP LLP (1.24Mn), TANG CAPITAL MANAGEMENT LLC (1.24Mn).

277 Institutional Holders

7,565,749 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	42,852	1.19%	$0.00
Janus Henderson Group Plc	31 Dec, 2025	1,067,722	21.36%	$0.00
Frazier Life Sciences Management, L.P.	31 Dec, 2025	0	0.00%	$0.00
Barclays Plc	31 Dec, 2025	-219,545	-60.70%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	50,720	1.99%	$0.00
Polar Capital Holdings Plc	31 Dec, 2025	-26,910	-3.28%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	2,840	541.98%	$0.00
State Street Corp	31 Dec, 2025	797,088	59.18%	$0.00
Pictet Asset Management Holding SA	31 Dec, 2025	35,997	6.65%	$0.00
EVENTIDE ASSET MANAGEMENT, LLC	31 Dec, 2025	-428,981	-17.01%	$0.00
Soleus Capital Management, L.P.	31 Dec, 2025	424,918	285.76%	$0.00
BVF INC/IL	31 Dec, 2025	0	0.00%	$0.00
Woodline Partners LP	31 Dec, 2025	0	0.00%	$0.00
Novo Holdings A/S	31 Dec, 2025	0	0.00%	$0.00
Nuveen, LLC	31 Dec, 2025	-98,625	-16.39%	$0.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	447,141	56.55%	$0.00
First Turn Management, LLC	31 Dec, 2025	-89,005	-15.60%	$0.00
TANG CAPITAL MANAGEMENT LLC	31 Dec, 2025	0	0.00%	$0.00
BOONE CAPITAL MANAGEMENT LLC	31 Dec, 2025	-114,496	-21.37%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	52,904	5.24%	$0.00

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