---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-118884"
form_type: "8-K"
ticker: "JHG"
cik: "0001274173"
company_name: "JANUS HENDERSON GROUP PLC"
filed_at: "2022-11-15T23:59:59+00:00"
generated_at: "2026-06-21T18:09:58.431831+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Janus Henderson names John Cassaday Chair; Nelson Peltz resigns, Brian Baldwin appointed director

## Summary
- John Cassaday appointed Board Chair effective Dec 31, 2022, succeeding retiring Richard Gillingwater.
- Nelson Peltz resigns from Board; Brian Baldwin appointed as Independent Non-Executive Director effective Nov 15.
- Baldwin is a Partner at Trian, which owns ~19.2% of JHG; Ed Garden remains on Board.
- Trian states strong support for CEO Ali Dibadj, cost program, and strategy.
- Baldwin will serve on Nominating and Corporate Governance and Risk Committees.

## SEC filing metadata
- accession: 0001104659-22-118884
- form_type: 8-K
- ticker: JHG
- cik: 0001274173
- company_name: JANUS HENDERSON GROUP PLC
- filed_at: 2022-11-15T23:59:59+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/1274173/000110465922118884/0001104659-22-118884-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1274173/000110465922118884/tm2230202d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-118884
- JSON: https://secwatch.observer/filing/0001104659-22-118884.json
- Plain text: https://secwatch.observer/filing/0001104659-22-118884.txt

## Key facts
- Executive change
  John Cassaday was appointed as Chair of the Board at JANUS HENDERSON GROUP PLC.
  - Action: appointed
  - Role: Chair of the Board
  source text: including its new Chair, John Cassaday
  evidence_url: https://www.sec.gov/Archives/edgar/data/1274173/000110465922118884/0001104659-22-118884-index.htm
- Executive change
  Brian Baldwin was appointed as Director at JANUS HENDERSON GROUP PLC.
  - Action: appointed
  - Role: Director
  source text: the Board appointed Brian Baldwin, a Partner and Senior Analyst of Trian Fund Management, L.P., the beneficial owner of approximately 19.2% of the Company’s common stock, as a Director to fill the vacancy created by Mr Peltz’s resignation.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1274173/000110465922118884/0001104659-22-118884-index.htm
- Executive change
  Nelson Peltz resigned as Director at JANUS HENDERSON GROUP PLC.
  - Action: resigned
  - Role: Director
  source text: Nelson Peltz notified Janus Henderson Group plc (the “ Company ”) of his resignation from the Company’s Board of Directors (the “ Board ”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1274173/000110465922118884/0001104659-22-118884-index.htm

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