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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
SI
1
Sofinnova Investments
California
$54.8M
Fidelity Investments
2
Fidelity Investments
Massachusetts
$42.4M
BlackRock
3
BlackRock
New York
$34.5M +$4.36M +170,736 +15%
CAM
4
Cormorant Asset Management
Massachusetts
$23M -$2.97M -116,200 -12%
PA
5
Perceptive Advisors
New York
$22.3M +$21.8M +854,940 New
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$21.8M +$2.29M +89,449 +12%
AllianceBernstein
7
AllianceBernstein
Tennessee
$20M +$550K +21,546 +3%
Vanguard Group
8
Vanguard Group
Pennsylvania
$19.4M +$6.47M +253,400 +52%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$10.7M +$10.5M +410,615 New
AG
10
Artal Group
Luxembourg
$10.4M
State Street
11
State Street
Massachusetts
$9.22M +$814K +31,878 +10%
Goldman Sachs
12
Goldman Sachs
New York
$6.84M +$935K +36,589 +16%
Northern Trust
13
Northern Trust
Illinois
$6.45M +$3.41M +133,303 +117%
DCM
14
Driehaus Capital Management
Illinois
$5.4M +$185K +7,246 +4%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$5.32M +$1M +39,223 +24%
SFM
16
Sphera Funds Management
Israel
$4.95M
Millennium Management
17
Millennium Management
New York
$4.82M -$5.56M -217,687 -54%
Axa
18
Axa
France
$4.05M -$3.5K -137 -0.1%
Morgan Stanley
19
Morgan Stanley
New York
$3.41M +$3.34M +130,718 +47,021%
PI
20
Putnam Investments
Massachusetts
$2.88M +$2.82M +110,400 New
BBA
21
Baker Bros. Advisors
New York
$2.68M
Stifel Financial
22
Stifel Financial
Missouri
$2.61M
Charles Schwab
23
Charles Schwab
California
$2.27M +$540K +21,153 +32%
Nuveen
24
Nuveen
North Carolina
$2.2M +$111K +4,357 +5%
Renaissance Technologies
25
Renaissance Technologies
New York
$1.84M +$738K +28,900 +69%