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YMAB

Y-mAbs Therapeutics

Delisted

YMAB was delisted on the 15th of September, 2025.

Name Holding Trade Value Shares
Change
Change in
Stake
Wellington Management Group
1
Wellington Management Group
Massachusetts
$150M +$45.8M +1,428,152 +47%
BlackRock
2
BlackRock
New York
$91.4M +$5.74M +178,915 +7%
SI
3
Sofinnova Investments
California
$74.2M
Vanguard Group
4
Vanguard Group
Pennsylvania
$55.3M +$1.18M +36,676 +2%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$52.4M
State Street
6
State Street
Massachusetts
$47M -$10.3M -319,910 -19%
AllianceBernstein
7
AllianceBernstein
Tennessee
$45.6M +$3.76M +117,258 +10%
Artisan Partners
8
Artisan Partners
Wisconsin
$44.6M +$12.2K +379 +0%
FLAM
9
First Light Asset Management
Minnesota
$32.1M +$191K +5,939 +0.6%
Goldman Sachs
10
Goldman Sachs
New York
$27.7M +$84.5K +2,633 +0.3%
CAM
11
Cormorant Asset Management
Massachusetts
$27M -$13.8M -430,000 -35%
PCH
12
Polar Capital Holdings
United Kingdom
$19.8M +$18.5M +577,892 +7,198%
ACM
13
Ashford Capital Management
Delaware
$19.7M +$2.42M +75,425 +15%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$18.6M +$2.47M +76,929 +16%
AG
15
Artal Group
Luxembourg
$13.5M
Northern Trust
16
Northern Trust
Illinois
$11.7M +$19.4K +605 +0.2%
MB
17
MPM BioImpact
Massachusetts
$11.4M
LOAMS
18
Lombard Odier Asset Management (Switzerland)
Switzerland
$10.8M +$4.45M +138,540 +76%
OIM
19
Oracle Investment Management
Connecticut
$10.2M -$2.57M -80,000 -21%
CS
20
Candriam SCA
Luxembourg
$9.26M -$56.6K -1,764 -1%
New York State Common Retirement Fund
21
New York State Common Retirement Fund
New York
$8.17M +$104K +3,243 +1%
MSKCC
22
Memorial Sloan Kettering Cancer Center
New York
$7.33M
Charles Schwab
23
Charles Schwab
California
$6.83M +$372K +11,601 +6%
TCM
24
Tekla Capital Management
Massachusetts
$6.69M
Citadel Advisors
25
Citadel Advisors
Florida
$5.92M +$2.69M +83,790 +92%