Storyline

Celcuity’s gedatolisib shows positive phase 3 results in breast cancer, advancing FDA filings

Celcuity’s pan-PI3K/mTOR inhibitor gedatolisib has met the primary endpoint in the phase 3 Viktoria-1 trial for HR+ metastatic breast cancer, demonstrating significantly longer progression-free survival compared to Novartis’ Piqray in PIK3CA-mutant patients.

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Evidence trail (top sources)
top sources (2 domains)domains are deduped. counts indicate coverage, not truth.
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Overview

Celcuity’s pan-PI3K/mTOR inhibitor gedatolisib has met the primary endpoint in the phase 3 Viktoria-1 trial for HR+ metastatic breast cancer, demonstrating significantly longer progression-free survival compared to Novartis’ Piqray in PIK3CA-mutant patients.

Score total
1.52
Momentum 24h
3
Posts
3
Origins
3
Source types
2
Duplicate ratio
0%
Why now
  • FDA decision on the initial application is expected by July 17, 2026, making recent data timely for regulatory filings.
  • Upcoming ASCO 2026 meeting offers a platform to showcase new clinical data to the oncology community.
  • Competition with established PI3K inhibitors highlights the importance of demonstrating clinical benefit in phase 3 trials.
Why it matters
  • Positive phase 3 results increase the likelihood of FDA approval for a new breast cancer therapy.
  • Demonstrated superiority over an established PI3K inhibitor (Piqray) could shift clinical practice for HR+ metastatic breast cancer.
  • Broader approval could expand treatment options for patients with both PIK3CA-mutant and wild-type tumors.
Continuity snapshot
  • Trend status: insufficient_history.
  • Continuity stage: emerging_confirmed.
  • Current status: open.
  • 3 current source-linked posts are attached to this storyline.
All evidence
All evidence
Fierce Biotech report on Celcuity’s phase 3 trial success
fiercebiotech.com · fiercebiotech.com · 2026-05-04 12:08 UTC
BioPharma Dive coverage on Celcuity’s ASCO plans and approval strategy
biopharmadive.com · biopharmadive.com · 2026-05-04 16:23 UTC
Reddit biotech discussion on Viktoria-1 trial results (via Reddit)
reddit.com · reddit.com · 2026-05-04 13:15 UTC
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  • biopharmadive.com (1)
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