YMAB

Y-mAbs Therapeutics
YMAB

Delisted

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

109 hedge funds and large institutions have $920M invested in Y-mAbs Therapeutics in 2020 Q2 according to their latest regulatory filings, with 33 funds opening new positions, 40 increasing their positions, 29 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
109
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$26.2M
2 +$14.3M
3 +$7.22M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$6.83M
5
PC
Polar Capital
United Kingdom
+$5.4M

Top Sellers

1 -$18M
2 -$7.22M
3 -$6.8M
4
DCM
Driehaus Capital Management
Illinois
-$4.78M
5
AG
Artal Group
Luxembourg
-$4.32M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$26K
102
$22K
103
$10K
104
$10K
105
$9K
106
$9K
107
$6K
108
$4K
109
$2K
110
111
112
113