YMAB

Y-mAbs Therapeutics
YMAB

Delisted

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

88 hedge funds and large institutions have $266M invested in Y-mAbs Therapeutics in 2022 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 28 increasing their positions, 31 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

32% less capital invested

Capital invested by funds: $394M → $266M (-$128M)

38% less first-time investments, than exits

New positions opened: 15 | Existing positions closed: 24

Holders
88
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.68M
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
51
$216K
52
$212K
53
$206K
54
$185K
55
$182K
56
$180K
57
$172K
58
$168K
59
$152K
60
$133K
61
$132K
62
$132K
63
$125K
64
$119K
65
$113K
66
$83.2K
67
$68K
68
$68K
69
$68K
70
$52K
71
$34.8K
72
$34.2K
73
$34K
74
$31K
75
$27.4K