---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-015371"
form_type: "8-K"
ticker: "XTNT"
cik: "0001453593"
company_name: "Xtant Medical Holdings, Inc."
filed_at: "2023-05-04T23:59:59+00:00"
generated_at: "2026-06-15T21:36:28.936415+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Xtant Medical adds Jonn Beeson to board; directors Eggenberg and Rizzo resign

## Summary
- Jonn R. Beeson elected to board effective May 1, 2023; will chair newly formed Nominating and Corporate Governance Committee.
- Beeson is a partner at Jones Day; receives RSU award of 52,049 shares vesting in one year and $20,000 retainer for committee chair.
- Michael Eggenberg and Matthew Rizzo resigned as directors effective same date; no disagreement with company.
- Resignations attributed to recent board additions, new chairman Stavros Vizirgianakis, and acquisition of Coflex/CoFix product lines.

## SEC filing metadata
- accession: 0001493152-23-015371
- form_type: 8-K
- ticker: XTNT
- cik: 0001453593
- company_name: Xtant Medical Holdings, Inc.
- filed_at: 2023-05-04T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1453593/000149315223015371/0001493152-23-015371-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1453593/000149315223015371/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-015371
- JSON: https://secwatch.observer/filing/0001493152-23-015371.json
- Plain text: https://secwatch.observer/filing/0001493152-23-015371.txt

## Key facts
- Executive change
  Michael Eggenberg resigned as Director at Xtant Medical Holdings, Inc..
  - Action: resigned
  - Role: Director
  source text: Michael Eggenberg and Matthew Rizzo resigned as directors of the Company, effective immediately upon the date in which the Board elected Jonn R. Beeson as a director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1453593/000149315223015371/0001493152-23-015371-index.htm
- Executive change
  Matthew Rizzo resigned as Director at Xtant Medical Holdings, Inc..
  - Action: resigned
  - Role: Director
  source text: Michael Eggenberg and Matthew Rizzo resigned as directors of the Company, effective immediately upon the date in which the Board elected Jonn R. Beeson as a director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1453593/000149315223015371/0001493152-23-015371-index.htm
- Executive change
  Jonn R. Beeson was elected as Director at Xtant Medical Holdings, Inc..
  - Action: elected
  - Role: Director
  source text: On May 1, 2023, the Board of Directors (the “Board”) of Xtant Medical Holdings, Inc. (the “Company”) elected Jonn R. Beeson to the Board, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1453593/000149315223015371/0001493152-23-015371-index.htm

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