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Circle Pharma announces $92.5 million Series E financing led by The Column Group to advance their Cyclin D1 program into clinical development.

PRIVATESep 16, 2026

Amount Raised

$92.5 Million

Round Type

Series E

South San FranciscoHealthcareHealth Care

Investors

Euclidean CapitalEli Lilly And CompanyRA Capital ManagementNextech InvestThe Column Group

Description

Circle Pharma, a clinical-stage biopharmaceutical company, has successfully raised $92.5 million in an oversubscribed Series E financing. The funding was led by The Column Group with participation from existing and new investors including Nextech Invest, RA Capital Management, Euclidean Capital, and Eli Lilly. The proceeds will be used to advance their first-in-class Cyclin D1 program. This financing marks a significant step forward in their efforts to develop targeted macrocycle therapeutics for cancer.

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Company Information

Company

Circle Pharma

Location

681 GATEWAY BLVD

South San Francisco, California, United States

About

Circle Pharma is a biotechnology company creating bioavailable macrocyclic peptide therapeutics that target protein-protein interactions.

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Circle Pharma raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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