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ITOS

iTeos Therapeutics
ITOS

Delisted

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

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54 hedge funds and large institutions have $614M invested in iTeos Therapeutics in 2020 Q3 according to their latest regulatory filings, with 54 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

71.2% more ownership

Funds ownership: 0% → 71.2% (+71%)

Holders
54
Holders Change
+54
Holders Change %
–
% of All Funds
1.09%
Holding in Top 10
3
Holding in Top 10 Change
+3
Holding in Top 10 Change %
% of All Funds
0.06%
New
54
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
RCM
RA Capital Management
Massachusetts
+$119M
2
BC
Boxer Capital
California
+$117M
3
MAM
MPM Asset Management
Massachusetts
+$99.7M
4
MB
MPM BioImpact
Massachusetts
+$63.4M
5
AG
Artal Group
Luxembourg
+$29.4M

Top Sellers

No sellers this quarter
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
United Kingdom
$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
1
2 3

ITOS Hedge Fund Activity: Q3 2020 in Review

54 of the 4,956 institutional investors tracked by Wall St. Rank reported a position in iTeos Therapeutics (ITOS) for Q3 2020, worth a combined $614M.

Buyers outnumbered sellers: 54 funds opened new ITOS positions and 0 closed out — a net gain of 54 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was RA Capital Management, opening a new position worth an estimated $119M.

  • 54 institutional investors held iTeos Therapeutics (ITOS) as of Q3 2020, up from 0 in Q2 2020.
  • Funds reported $614M of iTeos Therapeutics stock for Q3 2020.
  • 54 funds opened new iTeos Therapeutics positions in Q3 2020 and 0 closed out, a net change of +54 holders.
  • The largest iTeos Therapeutics buyer in Q3 2020 was RA Capital Management, an estimated $119M added.

Based on aggregated 13F filings for Q3 2020.