---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-033728"
form_type: "8-K"
ticker: "ATEC"
cik: "0001350653"
company_name: "Alphatec Holdings, Inc."
filed_at: "2023-07-21T23:59:59+00:00"
generated_at: "2026-06-13T04:51:59.249390+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Alphatec appoints Tyson Marshall as General Counsel; Hunsaker to lead Paris subsidiary

## Summary
- Craig Hunsaker steps down as General Counsel/Corporate Secretary to relocate to Paris as General Manager of EOS imaging subsidiary for 15-18 months.
- Tyson Marshall appointed General Counsel and Corporate Secretary effective July 19, 2023; previously VP Associate General Counsel since 2018.
- Executive severance agreements signed with eight senior leaders (including CFO Koning) providing one-times annual target total cash compensation on involuntary termination without cause.
- Hunsaker receives $5,000/month cost-of-living adjustment, housing up to €22,500/month rent, and tax equalization during assignment.

## SEC filing metadata
- accession: 0000950170-23-033728
- form_type: 8-K
- ticker: ATEC
- cik: 0001350653
- company_name: Alphatec Holdings, Inc.
- filed_at: 2023-07-21T23:59:59+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/1350653/000095017023033728/0000950170-23-033728-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1350653/000095017023033728/atec-20230719.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-033728
- JSON: https://secwatch.observer/filing/0000950170-23-033728.json
- Plain text: https://secwatch.observer/filing/0000950170-23-033728.txt

## Key facts
- Executive change
  Craig Hunsaker changed role as General Counsel and Corporate Secretary at Alphatec Holdings, Inc..
  - Action: stepped down
  - Role: General Counsel and Corporate Secretary
  source text: Mr. Hunsaker stepped down from his role as the Company’s General Counsel and Corporate Secretary, effective as of July 19, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1350653/000095017023033728/0000950170-23-033728-index.htm
- Executive change
  Tyson Marshall was appointed as General Counsel and Corporate Secretary at Alphatec Holdings, Inc..
  - Action: appointed
  - Role: General Counsel and Corporate Secretary
  source text: On July 19, 2023, the Company appointed Tyson Marshall as the Company’s General Counsel and Corporate Secretary, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1350653/000095017023033728/0000950170-23-033728-index.htm

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