---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-051334"
form_type: "8-K"
ticker: null
cik: "0001021162"
company_name: "TRIUMPH GROUP INC"
filed_at: "2024-05-01T23:59:59+00:00"
generated_at: "2026-06-03T01:46:08.583713+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Triumph Group amends cooperation deal with Vision One; adds Mather to board slate

## Summary
- Courtney R. Mather added to 9-person board slate for 2024 annual meeting, plus eight company-selected nominees.
- Vision One observer Julio C. Acero extended to 2025 annual meeting as Board observer.
- Vision One retains standstill, voting, and confidentiality obligations until 2025 nomination deadline.
- Company to hold 2024 annual meeting within 30 days before or after July 20, 2024.
- Amendment dated May 1, 2024; prior cooperation agreement from May 30, 2023.

## SEC filing metadata
- accession: 0000950170-24-051334
- form_type: 8-K
- cik: 0001021162
- company_name: TRIUMPH GROUP INC
- filed_at: 2024-05-01T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1021162/000095017024051334/0000950170-24-051334-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1021162/000095017024051334/tgi-20240501.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-051334
- JSON: https://secwatch.observer/filing/0000950170-24-051334.json
- Plain text: https://secwatch.observer/filing/0000950170-24-051334.txt

## Key facts
- Material Agreements
  TRIUMPH GROUP INC amended Cooperation Agreement Amendment with Vision One Management Partners, LP valued at Pursuant to the terms of the Amendment, the slate of director nominees recommended by the Board for (effective 2024-05-01).
  - Action: amendment
  - Counterparty: Vision One Management Partners, LP
  - Value: Pursuant to the terms of the Amendment, the slate of director nominees recommended by the Board for
  - Effective: 2024-05-01
  source text: (the “ Company ”) entered into a cooperation agreement (the “ Agreement ”) with Vision One Management Partners, LP (“ Vision One ”). On May 1, 2024, the Company and Vision One entered into an amendment to the Agreement (the “ Amendment ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1021162/000095017024051334/0000950170-24-051334-index.htm

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