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Phase 1Data readout

Casdatifan (AB521) (HIF-2a Inhibitor)

Cancer, Late-line clear cell renal cell carcinoma (ccRCC)

RCUSArcus Biosciences
Expected catalystDecember 31, 2026Company guidance: Dec 31, 2026

Catalyst overview

Event details

Drug or asset
Casdatifan (AB521) (HIF-2a Inhibitor)
Development stage
Phase 1
Event type
Data readout
Indication
Cancer, Late-line clear cell renal cell carcinoma (ccRCC)

Research summary

What is being tracked?

This catalyst tracks a Phase 1 data readout for Casdatifan (AB521) (HIF-2a Inhibitor) in Cancer, Late-line clear cell renal cell carcinoma (ccRCC). The expected timing is based on the latest available company guidance and may change.

Development notes

ARC-20 trial monotherapy cohorts. 12/12/25:- Early 2026 analyses incl updated PFS for 100mg QD late-line ccRCC cohort. 02/23/26:- Ph1 ARC-20 late-line ccRCC update: 45% cORR, 15.1-month mPFS for 100mg QD at ASCO-GU 2026. 02/25/26:- ARC-20 late-line ccRCC: updated ORR, PFS, pooled analysis and biomarker correlations; safety profile remains consistent with prior casdatifan data. 05/05/26:- ARC-20 late-line monotherapy cohorts will provide updated data including overall survival in 2026. 08/05/26:- ARC-20 late-line monotherapy OS data expected in H2 2026.

Verification

Primary source

Confirm timing and program details against the company announcement or filing.

Open source

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Company

Arcus Biosciences

RCUS · NYSE
Industry
Biotechnology
Pipeline assets
27
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Updated Aug 23, 2026. Dates can change; this is not investment advice.

Disclaimer: Biotech Stock Intel is an independent research platform. Information is provided for informational purposes only and is not investment or medical advice. Always verify catalyst dates against primary sources and conduct your own research.
Biotech Stock Intel© 2026 Biotech Stock Intel
AboutMethodologyTermsPrivacy