YMAB
Y-mAbs Therapeutics
YMAB
YMAB
Delisted
YMAB was delisted on the 15th of September, 2025.
81 hedge funds and large institutions have $606M invested in Y-mAbs Therapeutics in 2019 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 38 increasing their positions, 9 reducing their positions, and 7 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
81
Holders Change
+16
Holders Change %
+24.62%
% of All Funds
1.6%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.06%
New
28
Increased
38
Reduced
9
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–
Top Buyers
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$63.9M |
| 2 |
CAM
Cormorant Asset Management
Boston,
Massachusetts
|
+$22.5M |
| 3 |
BlackRock
New York
|
+$21.5M |
| 4 |
Loomis, Sayles & Company
Boston,
Massachusetts
|
+$17M |
| 5 |
State Street
Boston,
Massachusetts
|
+$12.3M |
Top Sellers
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$21.8M |
| 2 |
PA
Perceptive Advisors
New York
|
-$9.15M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$7.36M |
| 4 |
Stifel Financial
St. Louis,
Missouri
|
-$2.61M |
| 5 |
AA
ALPS Advisors
Denver,
Colorado
|
-$1.78M |
