YMAB
Y-mAbs Therapeutics
YMAB
YMAB
Delisted
YMAB was delisted on the 15th of September, 2025.
80 hedge funds and large institutions have $523M invested in Y-mAbs Therapeutics in 2020 Q1 according to their latest regulatory filings, with 9 funds opening new positions, 31 increasing their positions, 30 reducing their positions, and 10 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
80
Holders Change
-1
Holders Change %
-1.23%
% of All Funds
1.77%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
9
Increased
31
Reduced
30
Closed
10
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–
Top Buyers
| 1 |
Artisan Partners
Milwaukee,
Wisconsin
|
+$14.3M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
+$7.51M |
| 3 |
Loomis, Sayles & Company
Boston,
Massachusetts
|
+$4.22M |
| 4 |
PC
Polar Capital
London,
United Kingdom
|
+$3.55M |
| 5 |
Aviva
London,
United Kingdom
|
+$3.46M |
Top Sellers
| 1 |
Millennium Management
New York
|
-$6.39M |
| 2 |
Morgan Stanley
New York
|
-$6.31M |
| 3 |
BBA
Baker Bros. Advisors
New York
|
-$4.33M |
| 4 |
PI
Putnam Investments
Boston,
Massachusetts
|
-$3.54M |
| 5 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
-$2.78M |
