YMAB

Y-mAbs Therapeutics
YMAB

Delisted

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

114 hedge funds and large institutions have $1.11B invested in Y-mAbs Therapeutics in 2020 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 47 increasing their positions, 34 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
114
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 +$14.9M
2 +$12.2M
3 +$11M
4
ACM
Ashford Capital Management
Delaware
+$10.1M
5
Goldman Sachs
Goldman Sachs
New York
+$6.26M

Top Sellers

1 -$12.3M
2 -$9.96M
3 -$4.97M
4
State Street
State Street
Massachusetts
-$4.95M
5
Axa
Axa
France
-$4.38M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$1.49M
52
$1.45M
53
$1.43M
54
$1.38M
55
$1.33M
56
$1.12M
57
$1.1M
58
$1.02M
59
$1.02M
60
$976K
61
$970K
62
$920K
63
$829K
64
$803K
65
$792K
66
$782K
67
$683K
68
$664K
69
$644K
70
$640K
71
$602K
72
$587K
73
$577K
74
$534K
75
$504K