![]() Ionis Pharmaceuticals Ionis Pharmaceuticals (formerly known as Isis Pharmaceuticals) is a company that discovers and develops RNA-targeted therapeutics. | ![]() Mustang Bio Mustang Bio is a clinical-stage biopharmaceutical company that specializes in the development of cell and gene therapies. | ||
Founding Date | Founding Date 2015 | Founding Date 1989 | Founding Date 2015 |
Type | Type Private | Type Public | Type Public |
Tags | |||
Locations | Locations Philadelphia, US HQ | Locations Worcester, US HQ | |
Employees | Employees 12 | Employees 1,40231% increase | Employees 693% decrease |
Valuation ($) | Valuation ($) N/A | Valuation ($) 6.3 b | Valuation ($) 11.2 m |
Financial | |||
Net income | Net income N/A | Net income ($381.4m) (FY, 2025) | Net income ($1.9m) (FY, 2025) |

Ionis Pharmaceuticals (formerly known as Isis Pharmaceuticals) is a company that discovers and develops RNA-targeted therapeutics.
View company
Mustang Bio is a clinical-stage biopharmaceutical company that specializes in the development of cell and gene therapies.
View company