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Floatz Rating
CC43/100
Confidence
Indicative
v0.2
Sponsor
GlaxoSmithKline
Modality
UNKNOWN
Development Phase
Phase 1/2
Status
Active
Evidence ledger · v0.2

Clinical Evidence

Clinical track record: trial progression, reported outcomes, safety signals, and endpoint quality.
33Indicative
Detailed axis rationale is planned and will be published soon.
TrialPhaseStatusNPrimary endpointReadout
A Study to Investigate the Safety, Pharmacokinetics, and Preliminary Effectiveness of GSK4418959 Alone or in Combination With Other Anti-cancer Agents in Participants With Solid Tumors
Active Not Recruiting

Competitive Position

Competitive setting: how crowded the indication is, class-level failures, and timing against rivals.
73High confidence
Detailed axis rationale is planned and will be published soon.

Same indication · Rectal Carcinoma

AssetSponsorPhaseRating
gsk4418959 (this asset)GlaxoSmithKlineP1/2CC · 43
CapecitabineGustave Roussy, Cancer Campus, Grand ParisP4BBB
FloxuridineCity of Hope Medical CenterP2BBB
OxaliplatinGustave Roussy, Cancer Campus, Grand ParisP3BBB
FluorouracilumGustave Roussy, Cancer Campus, Grand ParisP3BBB
IrinotecanSCRI Development Innovations, LLCP3BB
CetuximabTang-Du HospitalP2BB
PanitumumabGrupo Espanol Multidisciplinario del Cancer DigestivoP2BB
UdenafilKyungpook National University HospitalP4BB

+42 more in the Rectal Carcinoma cohort

Other indications for gsk4418959

IndicationSponsorPhaseRating
Colorectal NeoplasmP1/2CCC · 48
Colon CarcinomaP1/2CC · 41
Endometrial CarcinomaP1/2CC · 41

Scientific Foundation

Strength of the underlying biology: target validation, tractability, modality fit, and how related mechanisms have fared.
NR

Planned for methodology v0.2.

Development Feasibility

How realistically the program can be executed, drawing on modality precedent, enrollment dynamics, and sponsor delivery.
NR

Planned for methodology v0.2.

Commercial Opportunity

Commercial prize: addressable population, unmet need, and the value case for the indication.
NR

Planned for methodology v0.2.

IP & Exclusivity

Exclusivity position, covering patent protection and freedom-to-operate runway.
NR

Planned for methodology v0.2.

Manufacturing & Supply

Manufacturing and supply readiness, driven by modality process and scale-up risk.
NR

Planned for methodology v0.2.

Related assets

Citation

Floatz Terminal. gsk4418959 in Rectal Carcinoma. Methodology v0.2.
Rated under v0.2 effective July 8, 2026. Last refreshed July 8, 2026.
Accessed July 14, 2026.
https://terminal.floatz.ai/assets/gsk4418959-rectal-carcinoma

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