---
schema_version: "secwatch.filing_event.v1"
accession: "0000034067-23-000162"
form_type: "8-K"
ticker: "BOOM"
cik: "0000034067"
company_name: "DMC Global Inc."
filed_at: "2023-11-13T23:59:59+00:00"
generated_at: "2026-06-08T05:49:33.003475+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# DMC Global appoints James O'Leary as independent director

## Summary
- James O'Leary, 60, elected to DMC Global board effective November 8, 2023.
- O'Leary is former Chairman & CEO of Kaydon Corporation and WireCo WorldGroup.
- Currently serves on board of Builders FirstSource (BLDR) and several private companies.
- O'Leary brings nearly 40 years of executive leadership in construction and industrial manufacturing.
- Board committees for O'Leary have not yet been determined.

## SEC filing metadata
- accession: 0000034067-23-000162
- form_type: 8-K
- ticker: BOOM
- cik: 0000034067
- company_name: DMC Global Inc.
- filed_at: 2023-11-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/34067/000003406723000162/0000034067-23-000162-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/34067/000003406723000162/boom-20231108.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000034067-23-000162
- JSON: https://secwatch.observer/filing/0000034067-23-000162.json
- Plain text: https://secwatch.observer/filing/0000034067-23-000162.txt

## Key facts
- Executive change
  James O'Leary was appointed as director at DMC Global Inc..
  - Action: appointed
  - Role: director
  source text: On November 8, 2023, DMC Global Inc. (the “Company”) appointed James O’Leary, 60, as a director of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/34067/000003406723000162/0000034067-23-000162-index.htm

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