---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-076041"
form_type: "8-K"
ticker: "AMG"
cik: "0001004434"
company_name: "AFFILIATED MANAGERS GROUP, INC."
filed_at: "2024-03-25T23:59:59+00:00"
generated_at: "2026-06-04T08:19:17.016036+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# AMG names Thomas Wojcik as COO and Dava Ritchea as CFO, effective April 1, 2024

## Summary
- Thomas Wojcik appointed COO effective April 1, 2024; will oversee capital formation and report to CEO Jay Horgen.
- Dava Ritchea appointed CFO effective April 1, 2024; succeeds Wojcik; was CFO of Sculptor Capital Management since 2021.
- Ritchea receives annual base salary of $500,000 and equity grant with fair value of $3.5 million within 90 days.
- Ritchea will oversee finance, accounting, and capital management; both roles become effective April 1, 2024.

## SEC filing metadata
- accession: 0001193125-24-076041
- form_type: 8-K
- ticker: AMG
- cik: 0001004434
- company_name: AFFILIATED MANAGERS GROUP, INC.
- filed_at: 2024-03-25T23:59:59+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/1004434/000119312524076041/0001193125-24-076041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1004434/000119312524076041/d764304d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-076041
- JSON: https://secwatch.observer/filing/0001193125-24-076041.json
- Plain text: https://secwatch.observer/filing/0001193125-24-076041.txt

## Key facts
- Executive change
  Thomas M. Wojcik was appointed as Chief Operating Officer at AFFILIATED MANAGERS GROUP, INC..
  - Action: appointed
  - Role: Chief Operating Officer
  source text: the Company today announced the appointment of Thomas M. Wojcik as Chief Operating Officer of the Company, effective April 1, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1004434/000119312524076041/0001193125-24-076041-index.htm
- Executive change
  Dava E. Ritchea was appointed as Chief Financial Officer at AFFILIATED MANAGERS GROUP, INC..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: The Company today also announced the appointment of Dava E. Ritchea as its next Chief Financial Officer, succeeding Mr. Wojcik, the Company’s current Chief Financial Officer, effective April 1, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1004434/000119312524076041/0001193125-24-076041-index.htm

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