| Company | Share, % |
|---|---|
 Cellectar Biosciences, Inc.
|
4.27 |
| Merrimack Pharmaceuticals, Inc. | 3.78 |
| TherapeuticsMD, Inc. | 2.36 |
 Spero Therapeutics, Inc.
|
1.98 |
 Arbutus Biopharma Corporation
|
1.93 |
| Keen Vision Acquisition Corporation Units | 0.58 |
 Homology Medicines, Inc.
|
0.51 |
 Acasti Pharma Inc.
|
0.37 |
 Delcath Systems, Inc.
|
0 |
