---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-22-003952"
form_type: "8-K"
ticker: "MIR"
cik: "0001809987"
company_name: "Mirion Technologies, Inc."
filed_at: "2022-03-03T23:59:59+00:00"
generated_at: "2026-06-27T02:05:48.427710+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Mirion Technologies Principal Accounting Officer resigns, CFO to assume role

## Summary
- Kipling Matas resigns as Principal Accounting Officer effective March 23, 2022.
- CFO Brian Schopfer will assume the role of Principal Accounting Officer upon her departure.
- Matas will assist transition through May 2022 under a consulting arrangement.

## SEC filing metadata
- accession: 0000950103-22-003952
- form_type: 8-K
- ticker: MIR
- cik: 0001809987
- company_name: Mirion Technologies, Inc.
- filed_at: 2022-03-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1809987/000095010322003952/0000950103-22-003952-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1809987/000095010322003952/dp168556_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-22-003952
- JSON: https://secwatch.observer/filing/0000950103-22-003952.json
- Plain text: https://secwatch.observer/filing/0000950103-22-003952.txt

## Key facts
- Executive change
  Kipling Matas resigned as Principal Accounting Officer at Mirion Technologies, Inc..
  - Action: resigned
  - Role: Principal Accounting Officer
  source text: Ms. Kipling Matas, who has served as the Principal Accounting Officer of Mirion Technologies, Inc. (the “Company”), resigned from her position, effective March 23, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1809987/000095010322003952/0000950103-22-003952-index.htm
- Executive change
  Brian Schopfer changed role as Principal Accounting Officer at Mirion Technologies, Inc..
  - Action: will assume the role of
  - Role: Principal Accounting Officer
  source text: Mr. Brian Schopfer, Chief Financial Officer, will assume the role of Principal Accounting Officer, effective upon her departure.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1809987/000095010322003952/0000950103-22-003952-index.htm

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