---
schema_version: "secwatch.filing_event.v1"
accession: "0000950142-23-001374"
form_type: "8-K"
ticker: "EXEL"
cik: "0000939767"
company_name: "EXELIXIS, INC."
filed_at: "2023-05-08T23:59:59+00:00"
generated_at: "2026-06-15T15:27:17.973868+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Exelixis director Lance Willsey resigns; Board adds Farallon nominee, ends proxy fight

## Summary
- Lance Willsey, M.D. resigned from Exelixis board effective May 7, 2023; resignation relates to personal matter from over a decade ago.
- Board will not contest Farallon's additional nominee David Johnson at May 31, 2023 Annual Meeting; recommends voting for its 10 remaining nominees.
- Board previously nominated two Farallon candidates (Tomas Heyman, Robert Oliver) to replace two existing directors.
- Board commits to replacing two additional directors over next two years (one per year) with new independent directors.
- Over three years, five directors will have transitioned off, four new independent directors elected, including all Farallon nominees.

## SEC filing metadata
- accession: 0000950142-23-001374
- form_type: 8-K
- ticker: EXEL
- cik: 0000939767
- company_name: EXELIXIS, INC.
- filed_at: 2023-05-08T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/939767/000095014223001374/0000950142-23-001374-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/939767/000095014223001374/eh230356795_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950142-23-001374
- JSON: https://secwatch.observer/filing/0000950142-23-001374.json
- Plain text: https://secwatch.observer/filing/0000950142-23-001374.txt

## Key facts
- Executive change
  Lance Willsey resigned as Director at EXELIXIS, INC..
  - Action: resigned
  - Role: Director
  source text: On May 7, 2023, the Board of Directors (the “Board”) of Exelixis, Inc. (the “Company”) announced that Dr. Lance Willsey was resigning from the Board effective immediately
  evidence_url: https://www.sec.gov/Archives/edgar/data/939767/000095014223001374/0000950142-23-001374-index.htm

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