YMAB
Y-mAbs Therapeutics
YMAB
YMAB
Delisted
YMAB was delisted on the 15th of September, 2025.
100 hedge funds and large institutions have $866M invested in Y-mAbs Therapeutics in 2021 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 45 increasing their positions, 22 reducing their positions, and 30 closing their positions.
New
Increased
Maintained
Reduced
Closed
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more capital invested
Capital invested by funds: $ → $
more funds holding in top 10
Funds holding in top 10: →
less ownership
Funds ownership: →
15% less funds holding
Funds holding: 117 → 100 (-17)
57% less first-time investments, than exits
New positions opened: 13 | Existing positions closed: 30
Holders
100
Holding in Top 10
2
Calls
–
Puts
–
Top Buyers
| 1 | +$48.3M | |
| 2 | +$6.05M | |
| 3 | +$4.88M | |
| 4 |
LOAMS
Lombard Odier Asset Management (Switzerland)
Petit-Lancy,
Switzerland
|
+$4.68M |
| 5 |
AllianceBernstein
Nashville,
Tennessee
|
+$3.96M |
Top Sellers
| 1 | -$23.6M | |
| 2 | -$14.5M | |
| 3 | -$10.8M | |
| 4 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
-$10.7M |
| 5 |
Millennium Management
New York
|
-$8.62M |