---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-24-025027"
form_type: "8-K"
ticker: "PBYI"
cik: "0001401667"
company_name: "PUMA BIOTECHNOLOGY, INC."
filed_at: "2024-08-07T23:59:59+00:00"
generated_at: "2026-05-31T11:40:26.190635+00:00"
event_type: "litigation"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Puma Biotechnology wins patent suit vs AstraZeneca; $107.5M jury award upheld in bench trial

## Summary
- Jury found Tagrisso infringes Wyeth's patents; damages of $107.5M for past infringement through Dec 31, 2023.
- Bench trial on equitable claims ruled in Wyeth's favor; all AstraZeneca defenses rejected.
- Puma maintains contractual rights to recover monetary damages under license with Pfizer.
- Post-trial motions pending; AstraZeneca seeks new trial, Wyeth seeks supplemental damages and ongoing royalties.

## SEC filing metadata
- accession: 0001437749-24-025027
- form_type: 8-K
- ticker: PBYI
- cik: 0001401667
- company_name: PUMA BIOTECHNOLOGY, INC.
- filed_at: 2024-08-07T23:59:59+00:00
- event_type: litigation
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1401667/000143774924025027/0001437749-24-025027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1401667/000143774924025027/pbyi20240806_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-24-025027
- JSON: https://secwatch.observer/filing/0001437749-24-025027.json
- Plain text: https://secwatch.observer/filing/0001437749-24-025027.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.