---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-019118"
form_type: "8-K"
ticker: "YHGJ"
cik: "0001042187"
company_name: "YUNHONG GREEN CTI LTD."
filed_at: "2026-04-27T23:59:59+00:00"
generated_at: "2026-05-15T03:40:53.547763+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Yunhong Green CTI appoints Fred H.F. Chak as Chairman, effective April 27, 2026

## Summary
- Fred H.F. Chak, an existing board member, appointed Chairman effective April 27, 2026.
- Gerald D. Roberts Jr., interim Chairman since Feb 17, 2026, steps down as Chairman but remains a director.
- Leadership change is part of ordinary board governance; no departure or controversy indicated.

## SEC filing metadata
- accession: 0001493152-26-019118
- form_type: 8-K
- ticker: YHGJ
- cik: 0001042187
- company_name: YUNHONG GREEN CTI LTD.
- filed_at: 2026-04-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1042187/000149315226019118/0001493152-26-019118-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1042187/000149315226019118/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-019118
- JSON: https://secwatch.observer/filing/0001493152-26-019118.json
- Plain text: https://secwatch.observer/filing/0001493152-26-019118.txt

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