Floatz Rating
BB66/100
Confidence
Indicative
Sponsor
SWOG Cancer Research Network
Modality
antibody_drug_conjugate
Development Phase
Phase 3
Status
Active
Evidence ledger · v0.2
Clinical Evidence
Clinical track record: trial progression, reported outcomes, safety signals, and endpoint quality.
58High confidence
Detailed axis rationale is planned and will be published soon.
| Trial | Phase | Status | N | Primary endpoint | Readout |
|---|---|---|---|---|---|
NCT07578116CT.gov Adding Surgery and Radiation to the Usual Treatment for HER2-Positive Breast Cancer That Had Already Spread at Diagnosis | — | Not Yet Recruiting | — | — | — |
NCT07152782CT.gov T-DXd With or Without Neratinib for HER2 Positive Breast Cancer With Brain Metastasis | — | Not Yet Recruiting | — | — | — |
NCT06439693CT.gov The SAPPHO Study: Sequential Therapy With Curative Intent in de Novo HER2+ Metastatic Breast Cancer | — | Recruiting | — | — | — |
NCT05238831CT.gov SMMART Adaptive Clinical Treatment (ACT) Trial | — | Withdrawn | — | — | — |
NCT04675827CT.gov De-escalation Adjuvant Chemo in HER2+/ER-/node-neg Early BC Patients Who Achieved PCR After Neoadjuvant Chemo & Dual HER2 Blockade | — | Terminated | — | — | — |
NCT04457596CT.gov T-DM1 and Tucatinib Compared With T-DM1 Alone in Preventing Relapses in People With High Risk HER2-Positive Breast Cancer, the CompassHER2 RD Trial | — | Active Not Recruiting | — | — | — |
NCT04351230CT.gov T-DM1 With or Without Abemaciclib for the Treatment of HER2-Positive Metastatic Breast Cancer | — | Withdrawn | — | — | — |
NCT03878524CT.gov Serial Measurements of Molecular and Architectural Responses to Therapy (SMMART) PRIME Trial | — | Terminated | — | — | — |
NCT03101748CT.gov Neratinib and Paclitaxel With or Without Pertuzumab and Trastuzumab Before Combination Chemotherapy in Treating Patients With Metastatic or Locally Advanced Breast Cancer | — | Terminated | — | — | — |
NCT03364348CT.gov 4-1BB Agonist Monoclonal Antibody PF-05082566 With Trastuzumab Emtansine or Trastuzumab in Treating Patients With Advanced HER2-Positive Breast Cancer | — | Completed | — | — | — |
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NCT02465060CT.gov Targeted Therapy Directed by Genetic Testing in Treating Patients With Advanced Refractory Solid Tumors, Lymphomas, or Multiple Myeloma (The MATCH Screening Trial) | — | Active Not Recruiting | — | — | — |
NCT02226276CT.gov Copper Cu 64-DOTA-Trastuzumab PET in Predicting Response to Treatment With Ado-Trastuzumab Emtansine in Patients With Metastatic HER2 Positive Breast Cancer | — | Active Not Recruiting | — | — | — |
NCT02568839CT.gov Neoadjuvant Response-guided Treatment of HER2 Positive Breast Cancer | — | Active Not Recruiting | — | — | — |
NCT01816035CT.gov Trastuzumab Emtansine in Treating Patients With HER2-Positive Metastatic or Locally Advanced Breast Cancer That Cannot Be Removed by Surgery | — | Completed | — | — | — |
NCT02038010CT.gov BYL719 + T-DM1 in HER2(+) Metastatic Breast Cancer Pts Who Progress on Prior Trastuzumab & Taxane Tx | — | Completed | — | — | — |
Competitive Position
Competitive setting: how crowded the indication is, class-level failures, and timing against rivals.
81High confidence
Detailed axis rationale is planned and will be published soon.
Same indication · Breast Carcinoma
| Asset | Sponsor | Phase | Rating |
|---|---|---|---|
| Trastuzumab Emtansine (this asset) | SWOG Cancer Research Network | P3 | BB · 66 |
| Trastuzumab | SWOG Cancer Research Network | P4 | BBB |
| Tamoxifen | Dartmouth-Hitchcock Medical Center | P4 | BBB |
| Trastuzumab Deruxtecan | SWOG Cancer Research Network | P4 | BBB |
| Zoledronate | Washington University School of Medicine | P4 | BBB |
| Pertuzumab | SWOG Cancer Research Network | P3 | BBB |
| Cyclophosphamide | UNC Lineberger Comprehensive Cancer Center | P3 | BBB |
| Letrozole | OHSU Knight Cancer Institute | P4 | BBB |
| Olaparib | The Netherlands Cancer Institute | P4 | BBB |
+42 more in the Breast Carcinoma cohort
Other indications for Trastuzumab Emtansine
| Indication | Sponsor | Phase | Rating |
|---|---|---|---|
| Breast Cancer | — | P3 | BB · 66 |
| HER2 Positive Breast Carcinoma | — | P4 | BB · 66 |
| Inflammatory Breast Carcinoma | — | P3 | B · 63 |
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. Trastuzumab Emtansine in Breast 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/trastuzumab-emtansine-breast-carcinoma
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