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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
$121M -$9.96M -215,243 -8%
BlackRock
2
BlackRock
New York
$120M +$3.37M +72,823 +3%
SI
3
Sofinnova Investments
California
$109M
CAM
4
Cormorant Asset Management
Massachusetts
$82.3M +$12.2M +263,947 +19%
Vanguard Group
5
Vanguard Group
Pennsylvania
$73.3M +$11M +236,743 +19%
Artisan Partners
6
Artisan Partners
Wisconsin
$51.9M +$14.9M +321,788 +44%
AllianceBernstein
7
AllianceBernstein
Tennessee
$50M +$2.35M +50,803 +5%
Fidelity Investments
8
Fidelity Investments
Massachusetts
$49.9M -$4.97M -107,468 -10%
State Street
9
State Street
Massachusetts
$46.7M -$4.95M -106,933 -10%
Goldman Sachs
10
Goldman Sachs
New York
$42.6M +$6.26M +135,321 +19%
Loomis, Sayles & Company
11
Loomis, Sayles & Company
Massachusetts
$38.8M -$215K -4,654 -0.6%
FLAM
12
First Light Asset Management
Minnesota
$31.5M +$1.27M +27,459 +5%
PCH
13
Polar Capital Holdings
United Kingdom
$25.1M +$23.5M +507,633 New
Geode Capital Management
14
Geode Capital Management
Massachusetts
$21.3M +$1.37M +29,701 +7%
Northern Trust
15
Northern Trust
Illinois
$17.5M -$976K -21,097 -6%
MB
16
MPM BioImpact
Massachusetts
$16.7M
AG
17
Artal Group
Luxembourg
$14.1M
DCM
18
Driehaus Capital Management
Illinois
$14.1M -$617K -13,345 -4%
ACM
19
Ashford Capital Management
Delaware
$10.9M +$10.1M +219,419 New
MSKCC
20
Memorial Sloan Kettering Cancer Center
New York
$10.7M +$10M +216,916 New
New York State Common Retirement Fund
21
New York State Common Retirement Fund
New York
$9.88M +$2.3M +49,619 +33%
CS
22
Candriam SCA
Luxembourg
$8.91M -$128K -2,758 -2%
Charles Schwab
23
Charles Schwab
California
$8.79M +$242K +5,236 +3%
Morgan Stanley
24
Morgan Stanley
New York
$6.55M +$2.63M +56,893 +75%
SFM
25
Sphera Funds Management
Israel
$6.49M -$12.3M -265,505 -67%