Lilly Reports Olomorasib Results, Eyes First Phase 3 Data In H1 2027
Eli Lilly (LLY) presented updated Phase 1/2 and Phase 3 trial data for olomorasib, a KRAS G12C inhibitor, in combination with immunotherapy for NSCLC. The trials showed promising results, with durable activity and manageable safety profiles. Lilly expects first Phase 3 data in H1 2027. LLY stock closed at $1,273 on Friday, up 0.64% in pre-market trading.
How this was made

The 30-second read
Why it matters
The trial data provide the first efficacy readout for olomorasib, positioning Lilly for a potential market‑changing oncology asset.
Market read
New late‑stage data could move Lilly stock and influence the broader biotech sector focused on KRAS targets.
What to watch
Potential safety signals or competitive pressure from other KRAS inhibitors not yet disclosed
Background
Lilly's olomorasib is an investigational oral KRAS G12C inhibitor being evaluated in first‑line NSCLC with immunotherapy, with or without chemotherapy.
Ticker impact
Eli Lilly disclosed new Phase 1/2 and Phase 3 safety lead‑in data for olomorasib in KRAS G12C NSCLC at ESMO 2026.
modest upside as investors price in a promising late‑stage asset
First‑time disclosure of late‑stage trial results for a novel KRAS inhibitor; biotech stocks typically react positively to encouraging data.
Market effects
strengthens the KRAS‑targeted oncology segment and may boost peer biotech valuations
U.S. biotech market sees slight lift; European KRAS competitors could face pressure
adds to global pipeline momentum for KRAS inhibitors, relevant to investors worldwide
Counterpoint
If later‑stage data fail to confirm durability, the initial enthusiasm could reverse quickly
Key entities
- companyEli Lilly and Company
US‑listed pharmaceutical company developing olomorasib
- drugOlomorasib
Investigational KRAS G12C inhibitor in late‑stage trials



