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Janux Therapeutics

181 hedge funds and large institutions have $1.81B invested in Janux Therapeutics in 2025 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 96 increasing their positions, 45 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

295% more call options, than puts

Call options by funds: $17.2M | Put options by funds: $4.35M

113% more repeat investments, than reductions

Existing positions increased: 96 | Existing positions reduced: 45

1.5% more ownership

Funds ownership: 110.97%112.47% (+1.5%)

16% less funds holding

Funds holding: 216181 (-35)

30% less funds holding in top 10

Funds holding in top 10: 107 (-3)

47% less capital invested

Capital invested by funds: $3.43B → $1.81B (-$1.63B)

66% less first-time investments, than exits

New positions opened: 18 | Existing positions closed: 53

Holders
181
Holders Change
-35
Holders Change %
-16.2%
% of All Funds
2.43%
Holding in Top 10
7
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-30%
% of All Funds
0.09%
New
18
Increased
96
Reduced
45
Closed
53
Calls
$17.2M
Puts
$4.35M
Net Calls
+$12.8M
Net Calls Change
-$5.21M
Name Holding Trade Value Shares
Change
Change in
Stake
RCM
1
RA Capital Management
Massachusetts
$302M +$31.1M +824,041 +8%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$240M +$8.07M +214,131 +2%
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$134M +$39M +1,035,690 +29%
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$98.7M +$22.3M +592,824 +19%
PBA
5
Paradigm Biocapital Advisors
New York
$89.9M -$7.01M -186,077 -5%
BlackRock
6
BlackRock
New York
$77.6M +$5.55M +147,146 +5%
Vanguard Group
7
Vanguard Group
Pennsylvania
$61.5M +$5.37M +142,328 +7%
CAM
8
Cormorant Asset Management
Massachusetts
$54M -$3.77M -100,000 -5%
LGM
9
Logos Global Management
California
$44.5M +$15.1M +400,000 +32%
EC
10
EcoR1 Capital
California
$39.7M
WP
11
Woodline Partners
California
$39.3M -$14.9M -395,092 -21%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$37.6M +$10.7M +282,848 +25%
State Street
13
State Street
Massachusetts
$37M +$3.9M +103,548 +8%
Franklin Resources
14
Franklin Resources
California
$32M +$26M +689,192 +139%
PA
15
Perceptive Advisors
New York
$26.2M +$5.75M +152,517 +19%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$21.1M +$2.49M +65,953 +9%
O
17
OrbiMed
New York
$20.5M
Bank of America
18
Bank of America
North Carolina
$20.2M -$1.71M -45,435 -6%
Citadel Advisors
19
Citadel Advisors
Florida
$19.1M -$24.7M -654,214 -48%
PM
20
Prosight Management
Texas
$18.6M +$13.6M +360,133 +109%
Lord, Abbett & Co
21
Lord, Abbett & Co
New Jersey
$18M -$22.6M -599,922 -47%
FLAM
22
First Light Asset Management
Minnesota
$17.8M +$13M +345,042 +110%
Pictet Asset Management
23
Pictet Asset Management
Switzerland
$17.7M +$10.2M +271,808 +71%
MB
24
MPM BioImpact
Massachusetts
$15.3M +$12.7M +337,193 +147%
UBS Group
25
UBS Group
Switzerland
$13.2M +$9.93M +263,390 +117%