YMAB icon

Y-mAbs Therapeutics

102 hedge funds and large institutions have $128M invested in Y-mAbs Therapeutics in 2025 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 40 increasing their positions, 28 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
102
Holders Change
-10
Holders Change %
-8.93%
% of All Funds
1.39%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
17
Increased
40
Reduced
28
Closed
26
Calls
$171K
Puts
$9K
Net Calls
+$162K
Net Calls Change
+$120K
Name Holding Trade Value Shares
Change
Shares
Change %
IAM
26
Infinitum Asset Management
Florida
$689K
CSS
27
Cubist Systematic Strategies
Connecticut
$689K +$476K +107,511 +224%
Two Sigma Investments
28
Two Sigma Investments
New York
$686K +$294K +66,448 +75%
Citadel Advisors
29
Citadel Advisors
Florida
$682K -$301K -67,959 -31%
Federated Hermes
30
Federated Hermes
Pennsylvania
$680K +$483K +108,979 +245%
Two Sigma Advisers
31
Two Sigma Advisers
New York
$635K +$307K +69,400 +94%
SCM
32
Stonepine Capital Management
Oregon
$581K +$581K +131,160 New
Squarepoint
33
Squarepoint
New York
$569K +$113K +25,559 +25%
NL
34
Nuveen LLC
North Carolina
$498K +$498K +112,483 New
RHJA
35
Rice Hall James & Associates
California
$459K -$21.7K -4,907 -5%
BNP Paribas Financial Markets
36
BNP Paribas Financial Markets
France
$423K +$401K +90,628 +1,859%
Bank of New York Mellon
37
Bank of New York Mellon
New York
$410K +$111 +25 +0%
UBS Group
38
UBS Group
Switzerland
$406K +$233K +52,644 +135%
XT
39
XTX Topco
Cayman Islands
$405K +$313K +70,686 +340%
Susquehanna International Group
40
Susquehanna International Group
Pennsylvania
$269K +$143K +32,171 +113%
WB
41
WesBanco Bank
West Virginia
$244K +$244K +55,000 New
AllianceBernstein
42
AllianceBernstein
Tennessee
$243K
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$239K +$10.9K +2,457 +5%
Barclays
44
Barclays
United Kingdom
$207K -$129K -29,104 -38%
SC
45
Sapient Capital
Indiana
$194K
SO
46
STRS Ohio
Ohio
$192K
A
47
AlphaQuest
New York
$172K +$52.2K +11,790 +43%
JF
48
Jump Financial
Illinois
$169K +$20.8K +4,699 +14%
VIA
49
Virtus Investment Advisers
Connecticut
$163K +$163K +36,751 New
AA
50
ALPS Advisors
Colorado
$148K -$12.9K -2,906 -8%