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Janux Therapeutics
JANX

Overview Fund Activity

181 hedge funds and large institutions have $1.81B invested in Janux Therapeutics in 2025 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 96 increasing their positions, 44 reducing their positions, and 53 closing their positions.

Holders
181
Holders Change
-34
Holders Change %
-15.81%
% of All Funds
2.46%
Holding in Top 10
7
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-30%
% of All Funds
0.1%
New
20
Increased
96
Reduced
44
Closed
53
Calls
$17.2M
Puts
$4.35M
Net Calls
+$12.8M
Net Calls Change
-$5.21M

Top Buyers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$134M
2
RCM
2
RA Capital Management
Massachusetts
$302M
3
Franklin Resources
3
Franklin Resources
California
$32M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$98.7M
5
LGM
5
Logos Global Management
California
$44.6M

Top Sellers

1
Holocene Advisors
1
Holocene Advisors
New York
$0
2
DCM
2
Driehaus Capital Management
Illinois
$0
3
Citadel Advisors
3
Citadel Advisors
Florida
$19.1M
4
Lord, Abbett & Co
4
Lord, Abbett & Co
New Jersey
$18M
5
SI
5
Sofinnova Investments
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
RCM
1
RA Capital Management
Massachusetts
$302M 11,189,693 +824,041 +8%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$240M 8,884,072 +214,131 +2%
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$134M 4,598,092 +1,035,690 +29%
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$98.7M 3,654,574 +592,824 +19%
PBA
5
Paradigm Biocapital Advisors
New York
$89.9M 3,329,909 -186,077 -5%
BlackRock
6
BlackRock
New York
$77.6M 2,872,959 +147,146 +5%
Vanguard Group
7
Vanguard Group
Pennsylvania
$61.5M 2,278,660 +142,328 +7%
CAM
8
Cormorant Asset Management
Massachusetts
$54M 2,000,000 -100,000 -5%
LGM
9
Logos Global Management
California
$44.6M 1,650,000 +400,000 +32%
EC
10
EcoR1 Capital
California
$39.7M 1,469,818 – –
WP
11
Woodline Partners
California
$39.3M 1,457,095 -395,092 -21%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$37.6M 1,392,826 +282,848 +25%
State Street
13
State Street
Massachusetts
$37M 1,371,497 +103,548 +8%
Franklin Resources
14
Franklin Resources
California
$32M 1,186,479 +689,192 +139%
PA
15
Perceptive Advisors
New York
$26.2M 970,412 +152,517 +19%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$21.1M 780,909 +65,953 +9%
O
17
OrbiMed
New York
$20.5M 758,566 – –
Bank of America
18
Bank of America
North Carolina
$20.2M 749,326 -45,435 -6%
Citadel Advisors
19
Citadel Advisors
Florida
$19.1M 706,664 -654,214 -48%
PM
20
Prosight Management
Texas
$18.6M 689,901 +360,133 +109%
Lord, Abbett & Co
21
Lord, Abbett & Co
New Jersey
$18M 667,881 -599,922 -47%
FLAM
22
First Light Asset Management
Minnesota
$17.8M 658,824 +345,042 +110%
Pictet Asset Management
23
Pictet Asset Management
Switzerland
$17.7M 656,605 +271,808 +71%
MB
24
MPM BioImpact
Massachusetts
$15.3M 567,193 +337,193 +147%
UBS Group
25
UBS Group
Switzerland
$13.2M 488,480 +263,390 +117%
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