---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-21-028442"
form_type: "8-K"
ticker: "PBYI"
cik: "0001401667"
company_name: "PUMA BIOTECHNOLOGY, INC."
filed_at: "2021-12-14T23:59:59+00:00"
generated_at: "2026-06-28T01:13:39.890232+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Director Ann Miller to resign from Puma Biotechnology board effective Dec 31, 2021

## Summary
- Ann Miller notified her resignation as director on December 9, 2021, effective December 31, 2021.
- Resignation is not the result of any disagreement with the company according to the filing.
- No replacement director has been announced as of the filing date.

## SEC filing metadata
- accession: 0001437749-21-028442
- form_type: 8-K
- ticker: PBYI
- cik: 0001401667
- company_name: PUMA BIOTECHNOLOGY, INC.
- filed_at: 2021-12-14T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1401667/000143774921028442/0001437749-21-028442-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1401667/000143774921028442/pbyi20211213_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-21-028442
- JSON: https://secwatch.observer/filing/0001437749-21-028442.json
- Plain text: https://secwatch.observer/filing/0001437749-21-028442.txt

## Key facts
- Executive change
  Ann Miller resigned as director at PUMA BIOTECHNOLOGY, INC..
  - Action: resigned
  - Role: director
  source text: On December 9, 2021, Ann Miller notified Puma Biotechnology, Inc. ("Puma" or the "Company") of her decision to resign as a director of the Company, effective December 31, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1401667/000143774921028442/0001437749-21-028442-index.htm

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