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Trials — ASCO 2026

The primary artifact of this vault: one Markdown file per trial / readout. ASCO 2026 is a clinical-readout meeting, so the unit of analysis is the trial — not the speaker, not the tool, not the company.

Status: Built post-meeting. 46 trial pages with verified results, reconciled against ASCO press releases, company releases, simultaneous journal publications, and trade-press recaps as embargoes lifted (May 29 – Jun 2, 2026). For the cross-cutting synthesis see themes.md; for the chronological narrative see the day digests (Day 1 … Day 5).

Plenary (Sun May 31, LBA1–5)

# Trial Sponsor Indication Headline result Practice-changing?
LBA1 PROTEUS J&J / Janssen Perioperative high-risk localized prostate pCR/MRD 8.9% vs 1.0%; MFS HR 0.80 (BICR); subsequent therapy delayed 33 mo (N=2,109); NEJM Yes
LBA2 SARC041 Lilly (IIT) Advanced dedifferentiated liposarcoma mPFS 9.7 vs 1.5 mo (HR ≈0.38, ~62% reduction); first positive Ph3 in DDLPS Yes
LBA3 LIBRETTO-432 Lilly (Loxo) Adjuvant RET-fusion+ NSCLC 83% reduction in recurrence/death (EFS); first adjuvant RET TKI Yes
LBA4 HARMONi-6 Akeso / Summit 1L squamous NSCLC mOS 27.89 vs 23.69 mo vs tislelizumab+chemo; first OS win for PD-1×VEGF Pending
LBA5 RASolute 302 Revolution Medicines 2L metastatic PDAC (RAS) mOS 13.2 vs 6.7 mo (HR 0.40, P<.0001); first pan-RAS Ph3 win in PDAC; NEJM Yes

Lung

Trial Day Result PC?
WU-KONG28 Fri 1L sunvozertinib vs chemo, EGFR exon20ins NSCLC: mPFS 10.3 vs 7.5 mo (HR 0.65); NEJM Yes
CROWN (7-yr) Fri Lorlatinib vs crizotinib ALK+ NSCLC: mPFS NR vs 9.1 mo (HR 0.19); 55% vs 3% PF at 7 yr No (confirm.)
OptiTROP-Lung05 Fri Sac-TMT + pembro vs pembro, 1L PD-L1+ NSCLC: mPFS NR vs 5.7 mo (HR 0.35) Pending
ANVIL / ALCHEMIST EA5142 — Adjuvant nivolumab, EGFR/ALK-WT NSCLC: no DFS benefit (HR 0.97) — negative No
TRIPLEX — Thoracic RT + chemo-IO, ES-SCLC: terminated early for excess toxicity No
CHRYSALIS-2 (Cohort C) — 1L ami + lazertinib, atypical EGFR NSCLC: mOS 41.0 mo, ORR 57% Pending
IMforte (subtype) Sun Lurbinectedin + atezo 1L SCLC maintenance — transcriptomic subtype subanalysis Pending

GI

Trial Day Result PC?
BREAKWATER (Cohort 3) Sun 1L EC + FOLFIRI, BRAF V600E mCRC: mPFS 15.2 vs 8.3 mo (HR 0.44); OS NR vs 20.3 mo Yes
HERIZON-GEA-01 Mon Zanidatamab + chemo ± tisle, 1L HER2+ GEA: mOS 26.4 vs 19.2 mo (HR 0.72) Pending
HORIZON-CRC01 — Trastuzumab rezetecan, HER2+ chemo-refractory mCRC: mPFS 5.5 vs 2.8 mo (HR 0.33) Pending
EMERALD-3 — STRIDE + lenvatinib + TACE, HCC: mPFS 13.0 vs 9.8 mo (HR 0.70) Pending
OrigAMI-1 — Amivantamab biomarker analysis, RAS/BRAF-WT mCRC (AREG-high PFS 9.1 vs 4.5 mo) Pending
Alpha DaRT PDAC — EUS-guided intratumoral alpha-emitter, advanced PDAC: mOS ~11–17 mo (pooled Ph1/2) Pending
CT041 satri-cel (Cohort 3) Sat Claudin18.2 CAR-T sequential after 1L gastric: ORR 100% (4/4), mPFS-from-1L 20.9 mo No (n=5)
EPISODE-III — Adjuvant aspirin, stage III CRC: missed DFS (HR 0.84, P=.099) No

GU

Trial Day Result PC?
TALAPRO-3 — Tala + enza, HRR-altered mCSPC: rPFS HR 0.481 (BRCA HR 0.368); NEJM Pending
A-DREAM Sat ADT+ARPI interruption in exceptional mHSPC responders: 57.7% treatment-free at 18 mo Pending
ARACOG — Darolutamide vs enzalutamide cognition: −15.8% vs −36.1% MCCD (P=.009) Pending
NEXUS-01 Mon Nectin-4 ADC LY4052031, post-EV urothelial: ORR 33%, DOR 7.4 mo Pending
EV-302 / KEYNOTE-A39 (3.5-yr) — EV + pembro urothelial: mOS 33.6 vs 15.9 mo (HR 0.53) — mature update No (confirm.)
RAMPART — Adjuvant durva ± treme, resected RCC: durva mono missed DFS (HR 0.74) No
TiNivo-2 (final) — Tivo + nivo vs tivo, post-ICI mRCC: no benefit (mPFS 5.7 vs 7.4 mo) No

Breast

Trial Day Result PC?
ASCENT-04 / KEYNOTE-D19 Sun/Tue SG + pembro, 1L PD-L1+ mTNBC: mPFS 11.2 vs 7.8 mo (HR 0.65); subgroup-consistent Yes
SERENA-6 Tue ctDNA-guided switch to camizestrant, ESR1m HR+ MBC: PFS 16.0 vs 9.2 mo (HR 0.44) Pending
lidERA Sat Adjuvant giredestrant: iDFS HR 0.70 (30% reduction); N=4,170 Pending
evERA — Giredestrant + everolimus post-CDK4/6i: PFS 8.77 vs 5.49 mo (HR 0.56) Pending
persevERA Tue Giredestrant + palbociclib 1L: missed primary PFS (numerical, NS); N=992 No
NATALEE (gene expr.) Sat Adjuvant ribociclib iDFS consistent across PAM50 subtypes (HR 0.42–0.77) Pending
KN026-004 (Neo-Healer) Sat Neoadjuvant anbenitamab + chemo vs THP, HER2+: tpCR 62.4% vs 51.2% (P=.0099) Pending
DESTINY-Breast09 (durability) — T-DXd + pertuzumab 1L HER2+ mBC: durable responses (DOR 39.2 vs 26.4 mo) Pending
JSKN016 Mon First-in-class TROP2/HER3 bispecific ADC, late-line HER2− BC (early data) Pending
BWEL — Telephone weight-loss intervention: ~5.7% loss, improved physical function Pending

Heme

Trial Day Result PC?
MajesTEC-9 Fri Teclistamab vs PVd/Kd, RRMM: mPFS NR vs 8.2 mo (HR 0.29); NEJM Yes
SUCCESSOR-2 Fri MeziKd vs Kd, RRMM: mPFS 18.0 vs 8.3 mo (HR 0.48) Pending
frontMIND Sat Tafa + len + R-CHOP, 1L high-risk DLBCL/HGBL: PFS HR 0.75 (P=.019) Pending
EPCORE DLBCL-1 — Epcoritamab mono vs chemo, R/R DLBCL: PFS HR 0.74; first CD3×CD20 Ph3 mono Pending
PRIMAVERA Sat AZD3470 (PRMT5i) mono, R/R Hodgkin: ORR 44% (63% at 600 mg) Pending
CONQUER Tue Dual-epitope anti-CD5 CAR-T, R/R T-ALL/PTCL: ORR 77.8% (100% at RP2D) Pending
Revumenib (post-HSCT) Tue Revumenib maintenance post-transplant, KMT2Ar/NPM1m/NUP98r leukemia (Abs 6505) Pending
Olverembatinib 2L Sat 2L olverembatinib, CML-CP: 91.3% CCyR, 60.9% MMR by cycle 24 Pending

Melanoma / rare

Trial Day Result PC?
OptimUM-02 Mon Darovasertib + crizotinib vs ICT, 1L HLA-A*02:01-neg metastatic uveal melanoma: mPFS 6.9 vs 3.1 mo (HR 0.42); ORR 37.1% vs 5.8% Pending
SARC041 Sun (see Plenary — abemaciclib in dedifferentiated liposarcoma) Yes

Per-trial template

Each trial file follows this schema:

# <Trial acronym / name> — <Drug regimen, indication, line>

> **Abstract:** <abstract #> · **Session:** <session, date, time CT> · **Embargo:** <date>

## At a glance
- **Sponsor:** · **PI / presenter:** · **NCT ID:** · **Phase:** · **Design:**
- **N:** · **Primary endpoint(s):** · **Comparator:** · **Indication:** · **Line:**

## Headline result
## Mechanism / class
## Discussant takeaway
## Practice-changing?
## Cross-links
## Sources