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Sling Therapeutics, Inc. closes $123 million Series C financing led by Forbion to advance Phase 3 development of its oral small molecule IGF-1R inhibitor for thyroid eye disease.

PRIVATESep 16, 2026

Amount Raised

$123 Million

Round Type

Series C

Ann ArborBiotechnologyHealth Care

Investors

TPG Life Sciences InnovationsSectoral Asset ManagementForbion

Description

Sling Therapeutics, Inc., a clinical-stage biopharmaceutical company, has closed a $123 million Series C financing. The financing was led by Forbion with participation from existing investor TPG Life Sciences Innovations and new investor Sectoral Asset Management. Proceeds will support the continued clinical advancement of their therapy for thyroid eye disease.

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Company Information

Company

Sling Therapeutics

Location

Ann Arbor, Michigan, United States

About

Sling Therapeutics is a clinical-stage biopharmaceutical company focused on developing an oral small molecule therapy for the treatment of thyroid eye disease (TED). Our team is composed of seasoned drug development professionals, supported by a global network of experts through our Scientific Advisory Board.

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