Pharma Patent Cliffby readouts.io
Late-stage pipeline · Oncology

Late-stage oncology biotechs

$125.1B of 2025 oncology blockbuster sales lose US exclusivity by 2037, led by Keytruda, Darzalex, Opdivo. These 24 public biotechs have 35 oncology treatments in Phase 3 or filed with the FDA, 4 of them already filed.

Who is losing oncology revenue

2025 sales each company reports from tracked oncology treatments losing US exclusivity by 2037. Big pharma has spent $102.7B on 20 oncology acquisitions since 2023. See the deals →

24 biotechs with late-stage oncology treatments

Summit Therapeutics SMMT

Biliary cancer survival results strengthen expansion potential; lung cancer FDA decision remains central

  • ivonescimab FiledNon-Small Cell Lung Cancer · PD-1/VEGF bispecific antibody
  • ivonescimab Phase 3Colorectal Cancer · PD-1/VEGF bispecific antibody
  • ivonescimab Phase 3Head And Neck Squamous Cell Carcinoma · PD-1/VEGF bispecific antibody
  • ivonescimab Phase 3Urothelial Carcinoma · PD-1/VEGF bispecific antibody
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NovoCure NVCR

Gio drives growth; Pax adoption weakens ahead of brain-metastases decision

  • TTFields therapy FiledNon-Small Cell Lung Cancer
  • TTFields therapy Phase 3Glioblastoma · Tumor Treating Fields (alternating electric field therapy)
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Karyopharm Therapeutics KPTI

Karyopharm's lenders extended their forbearance to November 1 while FDA decides whether to accept its sNDA for selinexor plus ruxolitinib in myelofibrosis; the company has warned it may not continue as a going concern

  • selinexor FiledMyelofibrosis · XPO1 (exportin 1) inhibitor
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Ascentage Pharma Group Internat AAPG

Ascentage's China sales are growing; lisaftoclax awaits reimbursement and global Phase 3 data

  • Lisaftoclax Phase 3Myelodysplastic Syndrome · Bcl-2 inhibitor
  • Lisaftoclax Phase 3Acute Myeloid Leukemia · Bcl-2 inhibitor
  • Olverembatinib Phase 3Acute Lymphoblastic Leukemia · third-generation BCR-ABL1 TKI
  • Olverembatinib Phase 3Gastrointestinal Stromal Tumor · third-generation BCR-ABL1 TKI
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Arcus Biosciences RCUS

Casdatifan leads Arcus's case; completed equity raise strengthens funding while diluting ownership

  • casdatifan Phase 3Renal Cell Carcinoma · HIF-2α inhibitor
  • quemliclustat Phase 3Metastatic Pancreatic Cancer · CD73 inhibitor
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Candel Therapeutics CADL

Candel plans to file its prostate cancer BLA for aglatimagene in Q4 2026

  • aglatimagene besadenovec Phase 3Prostate Cancer · adenoviral HSV-tk gene delivery with valacyclovir prodrug activation
  • aglatimagene besadenovec Phase 3Non-Small Cell Lung Cancer · adenoviral HSV-tk gene delivery with valacyclovir prodrug activation
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Immunocore Holdings IMCR

Immunocore's TEBE-AM Phase 3 in cutaneous melanoma could read out by year-end

  • brenetafusp Phase 3Cutaneous Melanoma · PRAME x CD3 ImmTAC bispecific
  • tebentafusp Phase 3Cutaneous Melanoma · ImmTAC bispecific soluble TCR (CD3 effector)
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Keros Therapeutics KROS

Keros dosed the first patient in rinvatercept's Phase 2 in Duchenne muscular dystrophy, with initial data due in 1H 2027; Takeda's elritercept Phase 3s are paying milestones

  • elritercept Phase 3Myelodysplastic Syndromes · engineered ligand trap (ActRIIA-Fc)
  • elritercept Phase 3Myelofibrosis · engineered ligand trap (ActRIIA-Fc)
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ArriVent BioPharma AVBP

ARR-217 responses strengthen ADC opportunity; firmonertinib's post-FURVENT path remains uncertain

  • firmonertinib Phase 3Non-Small Cell Lung Cancer · EGFR mutant-selective tyrosine kinase inhibitor
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Immatics IMTX

SUPRAME remains central; IMA402 responses support a selective, early-stage PRAME opportunity

  • anzu-cel Phase 3Cutaneous Melanoma · PRAME-directed TCR T-cell therapy
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Imunon IMNN

Imunon is enrolling its Phase 3 OVATION 3 trial of IMNN-001 in newly diagnosed advanced ovarian cancer faster than planned, after Phase 2 showed median survival 14.7 months longer; cash of $6.9 million and a going-concern warning make funding the main risk

  • IMNN-001 Phase 3Ovarian Cancer · DNA-based immunotherapy (IL-12 plasmid, TheraPlas non-viral delivery)
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ORIC Pharmaceuticals ORIC

Enozertinib responses support Redwood-1 plans alongside ongoing Himalayas-1

  • Rinzimetostat Phase 3Metastatic Castration-Resistant Prostate Cancer · allosteric inhibitor of polycomb repressive complex 2 (PRC2)
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Replimune Group REPL

TUDRIQEV gains early adoption; RP2's REVEAL transition next, confirmatory funding uncertain

  • RP2 Phase 3Uveal Melanoma · oncolytic immunotherapy expressing anti-CTLA-4 antibody-like molecule
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Rezolute RZLT

Longer runway supports ersodetug plans; upLIFT and congenital HI filing remain pivotal

  • ersodetug Phase 3Tumor Hyperinsulinism · allosteric insulin receptor down-modulating monoclonal antibody
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Zentalis Pharmaceuticals ZNTL

Zentalis expects integrated DENALI Part 2 data for azenosertib in Cyclin E1-positive ovarian cancer in the first half of 2027, after FDA said the population could support accelerated approval; Part 1b data showed median survival of 15.9 months in Cyclin E1-positive patients

  • azenosertib Phase 3Platinum-Resistant Ovarian Cancer (Cyclin E1-Positive) · WEE1 inhibitor
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What this shows

Filed treatments are listed first. This shows where late-stage treatments are being developed, not which companies will be acquired.

Data

Pipeline data and summaries from Readouts as of 13 November 2026; companies already acquired are left out.