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ITOS

iTeos Therapeutics
ITOS

Delisted

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

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Name Holding Trade Value Shares
Change 		Change in
Stake
RCM
1
RA Capital Management
Massachusetts
$109M +$119M +4,417,258 New
BC
2
Boxer Capital
California
$107M +$117M +4,345,016 New
MAM
3
MPM Asset Management
Massachusetts
$91.4M +$99.7M +3,706,663 New
MB
4
MPM BioImpact
Massachusetts
$58.1M +$63.4M +2,355,557 New
AG
5
Artal Group
Luxembourg
$27M +$29.4M +1,094,047 New
Janus Henderson Group
6
Janus Henderson Group
$24.7M +$26.9M +999,832 New
Citadel Advisors
7
Citadel Advisors
Florida
$22.2M +$24.2M +898,289 New
RI
8
RTW Investments
New York
$20.9M +$24.3M +902,855 New
AllianceBernstein
9
AllianceBernstein
Tennessee
$18.9M +$20.7M +768,084 New
BlackRock
10
BlackRock
New York
$16.3M +$17.8M +662,410 New
Fidelity Investments
11
Fidelity Investments
Massachusetts
$15.7M +$17.2M +638,200 New
ACA
12
Avoro Capital Advisors
New York
$11.3M +$12.4M +460,000 New
Vanguard Group
13
Vanguard Group
Pennsylvania
$10.5M +$11.5M +426,291 New
PHS
14
PFM Health Sciences
California
$10M +$10.9M +406,467 New
CAM
15
Cormorant Asset Management
Massachusetts
$8.63M +$9.41M +350,000 New
APM
16
Avidity Partners Management
Texas
$8.14M +$8.88M +330,000 New
LGM
17
Logos Global Management
California
$7.4M +$8.07M +300,000 New
EC
18
EcoR1 Capital
California
$6.41M +$6.99M +260,000 New
SFM
19
Sphera Funds Management
Israel
$6.17M +$6.72M +250,000 New
RSCM
20
Rock Springs Capital Management
Maryland
$5.59M +$6.1M +226,681 New
BBA
21
Baker Bros. Advisors
New York
$4.13M +$4.51M +167,562 New
Geode Capital Management
22
Geode Capital Management
Massachusetts
$3.71M +$4.04M +150,296 New
State Street
23
State Street
Massachusetts
$3.24M +$3.53M +131,229 New
Northern Trust
24
Northern Trust
Illinois
$3.15M +$3.43M +127,664 New
Franklin Resources
25
Franklin Resources
California
$2.1M +$2.29M +85,000 New
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