---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-020422"
form_type: "8-K"
ticker: "FEAM"
cik: "0001888654"
company_name: "5E Advanced Materials, Inc."
filed_at: "2023-01-31T23:59:59+00:00"
generated_at: "2026-06-20T05:45:32.014084+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Director Patricia Mishic O'Brien resigns from 5E Advanced Materials board effective Jan 30, 2023

## Summary
- Patricia Mishic O'Brien resigned from the Board on January 30, 2023.
- She accepted a full-time executive position at a startup and is leaving to prioritize her new role.
- Resignation not due to any disagreement with the Company on operations, policies, or accounting matters.
- No replacement named in the filing.

## SEC filing metadata
- accession: 0001193125-23-020422
- form_type: 8-K
- ticker: FEAM
- cik: 0001888654
- company_name: 5E Advanced Materials, Inc.
- filed_at: 2023-01-31T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1888654/000119312523020422/0001193125-23-020422-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1888654/000119312523020422/d435368d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-020422
- JSON: https://secwatch.observer/filing/0001193125-23-020422.json
- Plain text: https://secwatch.observer/filing/0001193125-23-020422.txt

## Key facts
- Executive change
  Patricia Mishic O’Brien resigned as Director at 5E Advanced Materials, Inc..
  - Action: resigned
  - Role: Director
  source text: Effective January 30, 2023, Patricia Mishic O’Brien resigned from the Board of Directors (the “ Board ”) of 5E Advanced Materials, Inc. (“ 5E ” or the “ Company ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1888654/000119312523020422/0001193125-23-020422-index.htm

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