YMAB

Y-mAbs Therapeutics
YMAB

Delisted

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

105 hedge funds and large institutions have $339M invested in Y-mAbs Therapeutics in 2024 Q3 according to their latest regulatory filings, with 19 funds opening new positions, 38 increasing their positions, 28 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
105
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$563K
Puts
$5K
Net Calls
Net Calls Change

Top Buyers

1 +$10.1M
2 +$7.77M
3 +$5.14M
4
PBA
Paradigm Biocapital Advisors
New York
+$2.73M
5
BFM
Boothbay Fund Management
New York
+$2.38M

Top Sellers

1 -$3.53M
2 -$3.34M
3 -$3.14M
4
Acadian Asset Management
Acadian Asset Management
Massachusetts
-$2.76M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$1.76M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$403K
52
$399K
53
$388K
54
$367K
55
$360K
56
$359K
57
$358K
58
$347K
59
$297K
60
$291K
61
$279K
62
$267K
63
$267K
64
$259K
65
$249K
66
$224K
67
$214K
68
$210K
69
$204K
70
$192K
71
$191K
72
$187K
73
$185K
74
$178K
75
$169K