ITOS

iTeos Therapeutics
ITOS

Overview Fund Activity
Delisted

ITOS was delisted on the 28th of August, 2025.

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136 hedge funds and large institutions have $396M invested in iTeos Therapeutics in 2023 Q4 according to their latest regulatory filings, with 31 funds opening new positions, 47 increasing their positions, 39 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
-7
Holders Change %
-4.9%
% of All Funds
1.99%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
31
Increased
47
Reduced
39
Closed
36
Calls
$2.04M
Puts
$14.1M
Net Calls
-$12M
Net Calls Change
-$16.3M

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$24.8M
2
EC
2
EcoR1 Capital
California
$12.2M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$7.65M
4
Citigroup
4
Citigroup
New York
$3.78M
5
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$3.12M

Top Sellers

1
State Street
1
State Street
Massachusetts
$6.04M
2
BlackRock
2
BlackRock
New York
$46.7M
3
CS
3
Candriam SCA
Luxembourg
$0
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$0
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$16.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
RCM
1
RA Capital Management
Massachusetts
$48.4M – – –
BlackRock
2
BlackRock
New York
$46.7M -$8.64M -789,223 -16%
MAM
3
MPM Asset Management
Massachusetts
$30M – – –
Morgan Stanley
4
Morgan Stanley
New York
$24.8M +$21.9M +2,001,233 +765%
BC
5
Boxer Capital
California
$19.8M – – –
MB
6
MPM BioImpact
Massachusetts
$19.1M – – –
Vanguard Group
7
Vanguard Group
Pennsylvania
$16.3M -$3.53M -322,817 -18%
BI
8
BVF Inc
California
$13.8M – – –
Citadel Advisors
9
Citadel Advisors
Florida
$12.4M +$1.34M +122,216 +12%
EC
10
EcoR1 Capital
California
$12.2M +$12.2M +1,115,022 New
Millennium Management
11
Millennium Management
New York
$10.6M -$717K -65,444 -6%
SVCM
12
Saturn V Capital Management
Texas
$9.07M -$1.82M -166,524 -17%
Dimensional Fund Advisors
13
Dimensional Fund Advisors
Texas
$8.47M +$790K +72,190 +10%
Goldman Sachs
14
Goldman Sachs
New York
$8.13M +$1.45M +132,856 +22%
DM
15
Deerfield Management
New York
$7.92M – – –
6CM
16
683 Capital Management
New York
$7.83M -$1.04M -95,000 -12%
Renaissance Technologies
17
Renaissance Technologies
New York
$7.65M +$3.34M +304,900 +77%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$6.23M +$403K +36,773 +7%
State Street
19
State Street
Massachusetts
$6.04M -$11.3M -1,029,938 -65%
Jacobs Levy Equity Management
20
Jacobs Levy Equity Management
New Jersey
$5.85M +$821K +74,949 +16%
AG
21
Artal Group
Luxembourg
$4.38M – – –
IC
22
Ikarian Capital
Texas
$3.79M – – –
Citigroup
23
Citigroup
New York
$3.78M +$2.83M +258,468 +299%
Prudential Financial
24
Prudential Financial
New Jersey
$3.76M +$1,000K +91,290 +36%
Barclays
25
Barclays
United Kingdom
$3.42M -$107K -9,742 -3%
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