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REGN7075

Phase 1

Advanced Solid Tumors | Small molecule | Oncology |Regeneron Pharmaceuticals, Inc.|Last Updated: Apr 9, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
CONTROLLEDBiomarker
Total Trials1
Total Enrollment933
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04626635A Trial to Find Out How Safe REGN7075 is and How Well it Works in Combination With Cemiplimab for Adult Participants With Advanced CancersPHASE1 RECRUITING 933Dec 21, 2020Apr 7, 2027Apr 9, 202657 United States, France +5
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Study Endpoints
Primary Endpoints
The incidence of Dose-Limiting Toxicities (DLTs) during the DLT period
Up to 6 weeks

Dose escalation

Incidence and severity of Treatment-Emergent Adverse Events (TEAEs)
Approximately 90 days from last dose; up to 5 years

Dose escalation

Incidence and severity of Adverse Events of Special Interest (AESIs)
Approximately 90 days from last dose; up to 5 years

Dose escalation

Incidence and severity of Serious Adverse Events (SAEs)
Approximately 90 days from last dose; up to 5 years

Dose escalation

Incidence and severity of grade ≥3 laboratory abnormalities
Approximately 90 days from last dose; up to 5 years

Dose escalation

Objective Response Rate (ORR)
Up to 5 years

Dose expansion

Secondary Endpoints
Concentrations of marlotamig in serum
Up to 5 years
ORR
Up to 5 years
Progression Free Survival (PFS)
Up to 5 years
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Dose EscalationEXPERIMENTALVariety of mixed advanced solid tumor types
Dose Expansion AEXPERIMENTALTriple Negative Breast Cancer (TNBC)
Dose Expansion BEXPERIMENTALCutaneous Squamous Cell Carcinoma (CSCC)
Dose Expansion CEXPERIMENTALNon-Small Cell Lung Cancer (NSCLC)
Dose Expansion DEXPERIMENTALHead and Neck Squamous Cell Carcinoma (HNSCC)
Dose Expansion EEXPERIMENTALMicrosatellite Stable-Colorectal Cancer (MSS-CRC), with Active Liver Metastases and/or Active Peritoneal Metastases
Dose Expansion FEXPERIMENTALMSS-CRC with Isolated Lung/Lymph Node Metastases (no active liver and no active peritoneal metastases)
Dose Expansion GEXPERIMENTALEpidermal Growth Factor Receptor (EGFR) -mutant NSCLC Post Third Generation tyrosine kinase inhibitor (TKI)
Dose Expansion HEXPERIMENTALEGFR-mutant NSCLC Post Third Generation TKI and Post Platinum-Doublet Chemotherapy
Dose Expansion IEXPERIMENTALThird-line (3L) MSS-CRC with Active Liver Metastases
Dose Expansion JEXPERIMENTAL3L MSS-CRC without Active Liver Metastases
Interventions
NameTypeDescription
REGN7075DRUGIntravenous (IV) infusion or subcutaneous (SC) injection will be administered every week (QW) or every 3 weeks (Q3W)
CemiplimabDRUGAdministered concomitantly Q3W by IV infusion or SC injection
Platinum-based doublet chemotherapyDRUGAdministered IV Q3W
BevacizumabDRUGAdministered per protocol
Trifluridine-tipiracilDRUGAdministered per protocol
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites57

Key Inclusion Criteria: 1. Has an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1 2. Has histologically or cytologically confirmed cancer that meets criteria as defined in the protocol 3. Expansion Cohorts only: Is anti-Programmed cell Death protein-1 (PD-1)/Programmed cell D...

Countries:United StatesFranceIsraelNetherlandsPolandSpainTurkey (Türkiye)
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT04626635primaryCompletionDate: changed
LOWMay 24, 2026NCT04626635studyFirstPostDate: changed