GT Biopharma Submits IND Application for GTB-5550 TriKE to Treat Solid Tumors.
ByAinvest
Thursday, Jan 15, 2026 9:19 am ET1min read
GTBP--
GT Biopharma has submitted an IND application to the US FDA for GTB-5550 TriKE, a treatment targeting B7-H3 expressing solid tumor cancers. A Phase 1 trial is planned for 2026. The company is also conducting a Phase 1 study of GTB-3650 in myeloid blood cancers, with data expected in the first half of 2026. GT Biopharma has a preliminary cash balance of approximately $7 million, extending its cash runway into Q3 2026.

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