ITOS

iTeos Therapeutics
ITOS

Delisted

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

81 hedge funds and large institutions have $1.03B invested in iTeos Therapeutics in 2021 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 35 increasing their positions, 13 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
81
Holders Change
+10
Holders Change %
+14.08%
% of All Funds
1.43%
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.07%
New
19
Increased
35
Reduced
13
Closed
9
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Shares
Change %
RCM
1
RA Capital Management
Massachusetts
$151M
BC
2
Boxer Capital
California
$149M
MAM
3
MPM Asset Management
Massachusetts
$127M
RI
4
RTW Investments
New York
$94.4M +$57.7M +1,688,625 +157%
MB
5
MPM BioImpact
Massachusetts
$80.5M
BlackRock
6
BlackRock
New York
$52.4M +$16M +468,576 +44%
Adage Capital Partners
7
Adage Capital Partners
Massachusetts
$43M +$31.8M +930,036 +285%
Janus Henderson Group
8
Janus Henderson Group
United Kingdom
$40.1M -$27.8M -814,922 -41%
AllianceBernstein
9
AllianceBernstein
Tennessee
$40M +$2.46M +71,901 +7%
AG
10
Artal Group
Luxembourg
$37.4M
Fidelity Investments
11
Fidelity Investments
Massachusetts
$28M +$2.84M +83,200 +11%
State Street
12
State Street
Massachusetts
$24M +$17.6M +514,008 +272%
Vanguard Group
13
Vanguard Group
Pennsylvania
$23.7M +$1.43M +41,973 +6%
CAC
14
Cowen and Company
New York
$20.1M +$20.1M +588,238 New
Citadel Advisors
15
Citadel Advisors
Florida
$17.5M -$9.79M -286,316 -36%
ABG
16
Ally Bridge Group
New York
$11M
CAM
17
Cormorant Asset Management
Massachusetts
$10.3M
Geode Capital Management
18
Geode Capital Management
Massachusetts
$9.41M +$3.22M +94,297 +52%
EC
19
EcoR1 Capital
California
$8.89M
PHS
20
PFM Health Sciences
California
$7.94M +$7.94M +232,216 New
Northern Trust
21
Northern Trust
Illinois
$6.59M +$2.08M +60,766 +46%
BBA
22
Baker Bros. Advisors
New York
$5.14M
Nuveen Asset Management
23
Nuveen Asset Management
Illinois
$4.3M +$2.42M +70,784 +129%
Axa
24
Axa
France
$4.23M +$4.23M +123,702 New
ACM
25
Asymmetry Capital Management
California
$3.5M -$1.23M -36,098 -26%