---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-101327"
form_type: "8-K"
ticker: "RIGL"
cik: "0001034842"
company_name: "RIGEL PHARMACEUTICALS INC"
filed_at: "2024-09-19T23:59:59+00:00"
generated_at: "2026-05-31T03:25:36.948891+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Board member Dr. Brian Kotzin resigns from Rigel board effective Sept. 16, 2024

## Summary
- Dr. Brian Kotzin resigned as independent director and from all committees, effective September 16, 2024.
- Resignation not due to any disagreement with Rigel's operations, policies, or practices.
- Kotzin chaired the Scientific and Clinical Trial Advisory Committee and served on the Corporate Governance, Healthcare Compliance, and Nominating committees.

## SEC filing metadata
- accession: 0001104659-24-101327
- form_type: 8-K
- ticker: RIGL
- cik: 0001034842
- company_name: RIGEL PHARMACEUTICALS INC
- filed_at: 2024-09-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1034842/000110465924101327/0001104659-24-101327-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1034842/000110465924101327/tm2424205d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-101327
- JSON: https://secwatch.observer/filing/0001104659-24-101327.json
- Plain text: https://secwatch.observer/filing/0001104659-24-101327.txt

## Key facts
- Executive change
  Brian Kotzin resigned as Director at RIGEL PHARMACEUTICALS INC.
  - Action: resigned
  - Role: Director
  source text: On September 16, 2024, Dr. Brian Kotzin notified Rigel Pharmaceuticals, Inc. (“ Rigel ”) of his decision to resign as a member of the Board of Directors of Rigel (the “ Board ”) and from the committees on which he serves, effective September 16, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1034842/000110465924101327/0001104659-24-101327-index.htm

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