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Aktis Oncology
AKTS

Name Holding Trade Value Shares
Change 		Change in
Stake
MB
1
MPM BioImpact
Massachusetts
$86.5M +$93.9M +4,835,872 New
EC
2
EcoR1 Capital
California
$86.3M +$93.7M +4,824,469 New
BOCH
3
Blue Owl Capital Holdings
New York
$56.6M +$61.4M +3,161,348 New
Wellington Management Group
4
Wellington Management Group
Massachusetts
$41.5M +$45M +2,317,044 New
T. Rowe Price Investment Management
5
T. Rowe Price Investment Management
Maryland
$38M +$41.2M +2,123,812 New
BlackRock
6
BlackRock
New York
$37.8M +$41M +2,112,127 New
RI
7
RTW Investments
New York
$28.5M +$30.9M +1,592,043 New
T. Rowe Price Associates
8
T. Rowe Price Associates
Maryland
$28M +$30.4M +1,564,196 New
RCM
9
RA Capital Management
Massachusetts
$26.9M +$29.2M +1,503,084 New
Janus Henderson Group
10
Janus Henderson Group
$26M +$28.2M +1,454,267 New
BBA
11
Baker Bros. Advisors
New York
$17.8M +$19.3M +996,351 New
OCA
12
Octagon Capital Advisors
New York
$17.2M +$18.7M +960,847 New
MC
13
Merck & Co
New Jersey
$17M +$18.5M +952,844 New
Vanguard Capital Management
14
Vanguard Capital Management
Pennsylvania
$14.9M +$16.2M +833,913 New
EAM
15
Eventide Asset Management
Massachusetts
$9.07M +$9.84M +507,000 New
Geode Capital Management
16
Geode Capital Management
Massachusetts
$8.8M +$9.55M +491,936 New
APM
17
Avidity Partners Management
Texas
$8.38M +$9.1M +468,566 New
State Street
18
State Street
Massachusetts
$7.66M +$8.32M +428,253 New
ACM
19
AH Capital Management
California
$7.42M +$8.06M +415,000 New
Fidelity Investments
20
Fidelity Investments
Massachusetts
$6.91M +$7.5M +386,379 New
UBS Group
21
UBS Group
Switzerland
$6.32M +$6.86M +353,263 New
ACH
22
ArrowMark Colorado Holdings
Colorado
$5.89M +$6.4M +329,471 New
Alyeska Investment Group
23
Alyeska Investment Group
Illinois
$5.19M +$5.63M +290,000 New
Charles Schwab
24
Charles Schwab
California
$2.9M +$3.15M +162,017 New
DCM
25
Driehaus Capital Management
Illinois
$2.68M +$2.91M +150,000 New
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