---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-21-005307"
form_type: "8-K"
ticker: "CMPX"
cik: "0001738021"
company_name: "Compass Therapeutics, Inc."
filed_at: "2021-12-21T23:59:59+00:00"
generated_at: "2026-06-27T23:22:46.457954+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Director Julie Sunderland resigns from Compass Therapeutics Board

## Summary
- Julie Sunderland notified the Board of her resignation effective December 31, 2021.
- Resignation from the Board and all committees; not due to any disagreement with the company.
- She was an early venture investor and is departing for other professional endeavors.

## SEC filing metadata
- accession: 0000950170-21-005307
- form_type: 8-K
- ticker: CMPX
- cik: 0001738021
- company_name: Compass Therapeutics, Inc.
- filed_at: 2021-12-21T23:59:59+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/1738021/000095017021005307/0000950170-21-005307-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1738021/000095017021005307/cmpx-20211220.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-21-005307
- JSON: https://secwatch.observer/filing/0000950170-21-005307.json
- Plain text: https://secwatch.observer/filing/0000950170-21-005307.txt

## Key facts
- Executive change
  Julie Sunderland resigned as Director at Compass Therapeutics, Inc..
  - Action: resigned
  - Role: Director
  source text: On December 20, 2021, Julie Sunderland, a member of the Board of Directors (the “Board”) of Compass Therapeutics, Inc. (the “Company”), notified the Company of her resignation from the Board and all committees thereof, effective December 31, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1738021/000095017021005307/0000950170-21-005307-index.htm

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