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Mirum Pharmaceuticals
MIRM

187 hedge funds and large institutions have $1.49B invested in Mirum Pharmaceuticals in 2023 Q4 according to their latest regulatory filings, with 45 funds opening new positions, 69 increasing their positions, 52 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

181% more first-time investments, than exits

New positions opened: 45 | Existing positions closed: 16

33% more repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 52

20% more call options, than puts

Call options by funds: $4.32M | Put options by funds: $3.59M

18% more funds holding

Funds holding: 159 → 187 (+28)

4% less capital invested

Capital invested by funds: $1.55B → $1.49B (-$54.5M)

19.4% less ownership

Funds ownership: 127.77% → 108.37% (-19%)

22% less funds holding in top 10

Funds holding in top 10: 9 → 7 (-2)

Holders
187
Holders Change
+28
Holders Change %
+17.61%
% of All Funds
2.73%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.1%
New
45
Increased
69
Reduced
52
Closed
16
Calls
$4.32M
Puts
$3.59M
Net Calls
+$732K
Net Calls Change
+$1.02M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$34.3M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$23.7M
3
CCM
Cadian Capital Management
New York
+$15.1M
4
BlackRock
BlackRock
New York
+$10.5M
5
SI
Sofinnova Investments
California
+$10.4M

Top Sellers

1
NMC
NEA Management Company
Maryland
-$69.1M
2
EAM
Eventide Asset Management
Massachusetts
-$39.2M
3
NIP
Nicholas Investment Partners
California
-$24.2M
4
PCH
Polar Capital Holdings
United Kingdom
-$16.6M
5
Citadel Advisors
Citadel Advisors
Florida
-$8.31M
Name Holding Trade Value Shares
Change 		Change in
Stake
FLSM
1
Frazier Life Sciences Management
California
$192M +$757K +25,000 +0.4%
BI
2
BVF Inc
California
$129M – – –
EAM
3
Eventide Asset Management
Massachusetts
$78.6M -$39.2M -1,294,930 -33%
Vanguard Group
4
Vanguard Group
Pennsylvania
$73.1M +$23.7M +782,901 +46%
BlackRock
5
BlackRock
New York
$72.7M +$10.5M +348,341 +16%
Janus Henderson Group
6
Janus Henderson Group
United Kingdom
$60.9M +$4.2M +138,791 +7%
CCM
7
Cadian Capital Management
New York
$57.1M +$15.1M +500,000 +35%
RSCM
8
Rock Springs Capital Management
Maryland
$54.7M +$930K +30,731 +2%
State Street
9
State Street
Massachusetts
$51.2M +$3.45M +113,865 +7%
NHAS
10
Novo Holdings A/S
Denmark
$44.3M – – –
Citadel Advisors
11
Citadel Advisors
Florida
$42.6M -$8.31M -274,445 -16%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$34.4M +$34.3M +1,132,723 +3,544%
APM
13
Avidity Partners Management
Texas
$33.7M – – –
TCM
14
Tang Capital Management
California
$33.6M – – –
Franklin Resources
15
Franklin Resources
California
$27M +$5.1M +168,446 +23%
FTM
16
First Turn Management
California
$24.7M +$25.3M +836,302 New
Pictet Asset Management
17
Pictet Asset Management
Switzerland
$23.4M +$1.65M +54,645 +7%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$20.1M +$3.21M +106,100 +18%
PCH
19
Polar Capital Holdings
United Kingdom
$18.4M -$16.6M -550,000 -47%
William Blair Investment Management
20
William Blair Investment Management
Illinois
$18.4M +$2.67M +88,085 +17%
Axa
21
Axa
France
$17.5M -$708K -23,402 -4%
Adage Capital Partners
22
Adage Capital Partners
Massachusetts
$17M -$2.72M -90,000 -14%
PA
23
Perceptive Advisors
New York
$15.8M -$4.15M -137,100 -20%
BCM
24
Boone Capital Management
Georgia
$14.5M +$3.04M +100,348 +26%
Morgan Stanley
25
Morgan Stanley
New York
$14.4M +$10.4M +342,466 +233%
1
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MIRM Hedge Fund Activity: Q4 2023 in Review

187 of the 6,859 institutional investors tracked by Wall St. Rank reported a position in Mirum Pharmaceuticals (MIRM) for Q4 2023, worth a combined $1.49B — down 3.5% from $1.55B a quarter earlier.

Buyers outnumbered sellers: 45 funds opened new MIRM positions and 16 closed out — a net gain of 29 holders — while 69 added to existing stakes and 52 trimmed.

The largest buyer was T. Rowe Price Associates, adding an estimated $34.3M. The largest seller was NEA Management Company, exiting entirely with an estimated $69.1M sold.

  • 187 institutional investors held Mirum Pharmaceuticals (MIRM) as of Q4 2023, up from 159 in Q3 2023.
  • Funds reported $1.49B of Mirum Pharmaceuticals stock for Q4 2023, down 3.5% quarter-over-quarter.
  • 45 funds opened new Mirum Pharmaceuticals positions in Q4 2023 and 16 closed out, a net change of +29 holders.
  • The largest Mirum Pharmaceuticals buyer in Q4 2023 was T. Rowe Price Associates, an estimated $34.3M added.
  • The largest Mirum Pharmaceuticals seller in Q4 2023 was NEA Management Company, an estimated $69.1M sold.

Based on aggregated 13F filings for Q4 2023.