SELLAS Life Sciences Group

Acquired

SELLAS Life Sciences Group is a biotech company in New York, United States, founded in 2012. It has raised $98.5M across 5 rounds, most recently a $23.6M Corporate Round in October 2025.

SELLAS Life Sciences - Clinical Biopharmaceutical Company

Headquarters
New York, New York
Employees
1–10
Founded
2012
Business Model
B2B
Total Funding
$98.5M
Last Round
$23.6M Corporate RoundOct 2025
Rounds
5
Type
Public
Acquisition Date
Dec 2017

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

Indexed holds 5 funding rounds for this company. The full record is or through the API.

About

SELLAS Life Sciences is a late-stage clinical biopharmaceutical company focused on developing novel therapeutics for a broad range of cancer indications. Its lead product candidate is galinpepimut-S (GPS), a WT1-targeting cancer immunotherapeutic licensed from Memorial Sloan Kettering Cancer Center for hematological malignancies and solid tumors that overexpress the WT1 protein. The company is also developing SLS009, a highly selective CDK9 inhibitor licensed from GenFleet Therapeutics for use outside Greater China. SELLAS partners include Memorial Sloan Kettering, 3D Medicines for Greater China rights to GPS, and GenFleet for the CDK9 program.

Summary

It lists 1–10 employees. It has raised $98.5M in total across 5 rounds, most recently a $23.6M Corporate Round in Oct 2025.

Tech & App Stack

4 technologies & apps tracked

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Funding & Exit History

Data from Indexed.vcUpdated
Corporate RoundCorporate RoundOct 2025
$23.6M

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Funding: Corporate Round. Amounts, valuations, and investors where available.

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SELLAS Life Sciences Group on Indexed.vc
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