![]() Marker Therapeutics Marker Therapeutics is a biopharmaceutical company engaged in the discovery and development of immunotherapeutics for the treatment of cancer, infectious diseases, autoimmune disorders, and transplant tissue rejection. | ![]() Sellas Life Sciences SELLAS Life Sciences is a clinical biopharmaceutical company focused on the development of cancer immunotherapies. | ![]() Celldex Therapeutics Celldex Therapeutics (formerly Avant Immunotherapeutics) is a biopharmaceutical company that specializes in monoclonal and bispecific antibodies development. | |
Founding Date | Founding Date 2018 | Founding Date 2006 | Founding Date 1983 |
Type | Type Public | Type Public | Type Public |
Tags | |||
Locations | Locations Houston, US HQ | Locations New York, US HQ New York, US | Locations Hampton, US HQ Fall River, US Needham, US New Haven, US |
Employees | Employees 888% decrease | Employees 538% decrease | Employees 1608% increase |
Valuation ($) | Valuation ($) 36.5 m | Valuation ($) 79.1 m | Valuation ($) 1.9 b |
Financial | |||
Revenue (est.) | Revenue (est.) $3.5m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) $1.5m (FY, 2025) |
Net income | Net income ($12.2m) (FY, 2025) | Net income ($26.9m) (FY, 2025) | Net income ($258.8m) (FY, 2025) |

SELLAS Life Sciences is a clinical biopharmaceutical company focused on the development of cancer immunotherapies.
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Celldex Therapeutics (formerly Avant Immunotherapeutics) is a biopharmaceutical company that specializes in monoclonal and bispecific antibodies development.
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