---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-088917"
form_type: "8-K"
ticker: "SLDP"
cik: "0001844862"
company_name: "Solid Power, Inc."
filed_at: "2023-08-09T23:59:59+00:00"
generated_at: "2026-06-11T23:21:33.000850+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Solid Power Chairperson David Jansen to retire; John Stephens named successor

## Summary
- David Jansen to retire as Chairperson (effective Sept 1, 2023) and from Board and company (effective Oct 8, 2023).
- John Stephens, Lead Independent Director, appointed Chairperson effective Sept 1, 2023.
- Jansen to receive $540,000 cash severance, 12 months medical benefits ($1,401.17/month), and 100% of 2023 annual bonus.
- Resignation not due to any disagreement with company operations, policies, or practices.

## SEC filing metadata
- accession: 0001104659-23-088917
- form_type: 8-K
- ticker: SLDP
- cik: 0001844862
- company_name: Solid Power, Inc.
- filed_at: 2023-08-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844862/000110465923088917/0001104659-23-088917-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844862/000110465923088917/tm2323084d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-088917
- JSON: https://secwatch.observer/filing/0001104659-23-088917.json
- Plain text: https://secwatch.observer/filing/0001104659-23-088917.txt

## Key facts
- Executive change
  David Jansen retired as Chairperson at Solid Power, Inc..
  - Action: retired
  - Role: Chairperson
  source text: David Jansen provided notice to Solid Power, Inc. (the “ Company ”) that he will retire from his roles as Senior Advisor to the Chief Executive Officer of the Company and as both Chairperson and a Class III member of the Board of Directors (the “ Board ”) of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844862/000110465923088917/0001104659-23-088917-index.htm
- Executive change
  John Stephens was appointed as Chairperson at Solid Power, Inc..
  - Action: appointed
  - Role: Chairperson
  source text: The Board appointed John Stephens, Lead Independent Director, to serve as Chairperson of the Board beginning September 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844862/000110465923088917/0001104659-23-088917-index.htm

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