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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
AllianceBernstein
1
AllianceBernstein
Tennessee
$35.3M +$10.5M +1,026,825 +53%
BlackRock
2
BlackRock
New York
$35M +$1.83M +177,734 +6%
PCH
3
Polar Capital Holdings
United Kingdom
$34.2M +$15.4M +1,500,000 +109%
State Street
4
State Street
Massachusetts
$27.4M +$8.75M +852,112 +58%
SI
5
Sofinnova Investments
California
$26.1M
Fidelity Investments
6
Fidelity Investments
Massachusetts
$23.4M +$4.56M +444,481 +29%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$22.7M -$24.2M -2,360,804 -55%
Vanguard Group
8
Vanguard Group
Pennsylvania
$21.3M -$232K -22,564 -1%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$6.93M -$385K -37,448 -6%
Morgan Stanley
10
Morgan Stanley
New York
$6.43M +$2.58M +251,177 +86%
MB
11
MPM BioImpact
Massachusetts
$5.27M -$28.3K -2,755 -0.6%
AG
12
Artal Group
Luxembourg
$4.75M
Bank of America
13
Bank of America
North Carolina
$4.74M +$3.25M +316,898 +387%
Northern Trust
14
Northern Trust
Illinois
$3.89M -$172K -16,734 -5%
Deutsche Bank
15
Deutsche Bank
Germany
$3.62M +$2.88M +280,640 +1,150%
SCM
16
Soleus Capital Management
Connecticut
$2.84M -$734K -71,512 -23%
Charles Schwab
17
Charles Schwab
California
$2.78M -$113K -10,988 -4%
LOAMS
18
Lombard Odier Asset Management (Switzerland)
Switzerland
$2.63M -$1.68M -163,666 -42%
MSKCC
19
Memorial Sloan Kettering Cancer Center
New York
$2.27M
Dimensional Fund Advisors
20
Dimensional Fund Advisors
Texas
$2.18M -$86.6K -8,434 -4%
CS
21
Candriam SCA
Luxembourg
$2.05M -$114K -11,108 -6%
CAM
22
Cormorant Asset Management
Massachusetts
$1.78M -$1.54M -150,000 -50%
Rafferty Asset Management
23
Rafferty Asset Management
New York
$1.67M +$654K +63,731 +83%
D.E. Shaw & Co
24
D.E. Shaw & Co
New York
$1.65M +$1.42M +138,657 New
UBS Group
25
UBS Group
Switzerland
$1.59M +$716K +69,728 +108%