---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-26-003224"
form_type: "8-K"
ticker: "TRXA"
cik: "0001437750"
company_name: "T-REX Acquisition Corp."
filed_at: "2026-05-15T19:42:50+00:00"
generated_at: "2026-05-15T19:44:29.792587+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# T-REX Acquisition appoints Frank Horkey Chairman, David McPhail CEO; Cohen and Field resign

## Summary
- Frank Horkey appointed Chairman of the Board, David McPhail appointed CEO, effective May 15, 2026.
- Matthew Cohen resigned as CEO and director, Katharyn Field resigned as director, both not due to any disagreement.
- Leadership changes reflect board and management restructuring effective immediately.

## SEC filing metadata
- accession: 0001477932-26-003224
- form_type: 8-K
- ticker: TRXA
- cik: 0001437750
- company_name: T-REX Acquisition Corp.
- filed_at: 2026-05-15T19:42:50+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/trex_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-26-003224
- JSON: https://secwatch.observer/filing/0001477932-26-003224.json
- Plain text: https://secwatch.observer/filing/0001477932-26-003224.txt

## Key facts
- Executive change
  Matthew Cohen resigned as Chief Executive Officer at T-REX Acquisition Corp..
  - Action: resigned
  - Role: Chief Executive Officer
  source text: On May 15, 2026, Matthew Cohen resigned from his position as Chief Executive Officer and a member of our Board of Directors, which resignation was not in connection with any disagreement regarding our operations, policies or procedures.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm
- Executive change
  David McPhail was appointed as Chief Executive Officer at T-REX Acquisition Corp..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: On May 15, 2026, our Board of Directors appointed David McPhail as our Chief Executive Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm
- Executive change
  Katharyn Field resigned as Director at T-REX Acquisition Corp..
  - Action: resigned
  - Role: Director
  source text: On May 15, 2026, Katharyn Field resigned her position as a member of our Board of Directors, which resignation was not in connection with any disagreement regarding our operations, policies or procedures.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm
- Executive change
  Matthew Cohen resigned as Director at T-REX Acquisition Corp..
  - Action: resigned
  - Role: Director
  source text: On May 15, 2026, Matthew Cohen resigned from his position as Chief Executive Officer and a member of our Board of Directors, which resignation was not in connection with any disagreement regarding our operations, policies or procedures.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm
- Executive change
  Frank Horkey was appointed as Chairman of the Board at T-REX Acquisition Corp..
  - Action: appointed
  - Role: Chairman of the Board
  source text: On May 15, 2026, Our Board of Directors appointed Frank Horkey as our Chairman of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1437750/000147793226003224/0001477932-26-003224-index.htm

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