---
schema_version: "secwatch.filing_event.v1"
accession: "0001564590-21-054496"
form_type: "8-K"
ticker: "ATEC"
cik: "0001350653"
company_name: "Alphatec Holdings, Inc."
filed_at: "2021-11-04T23:59:59+00:00"
generated_at: "2026-06-28T12:44:09.404393+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Alphatec Q3 revenue $62.9M (+53% total, +29% organic); FY21 rev guidance ~$235M (+62%)

## Summary
- Q3 total revenue $62.9M, up 53% YoY; organic revenue rose 29%; GAAP operating loss $35.1M.
- Non-GAAP gross margin 72%; adjusted EBITDA loss $9.8M; cash balance $223.9M.
- Lateral PTP technique drove >50% of Q3 revenue growth; surgeon users up 20% vs Q3 2020.
- EOS imaging contributed >$11M in Q3; FY21 EOS revenue expected ~$26M.
- Convertible debt raised net $188M; FY21 total revenue guidance ~$235M (+62% vs prior year).

## SEC filing metadata
- accession: 0001564590-21-054496
- form_type: 8-K
- ticker: ATEC
- cik: 0001350653
- company_name: Alphatec Holdings, Inc.
- filed_at: 2021-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1350653/000156459021054496/0001564590-21-054496-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1350653/000156459021054496/atec-8k_20211104.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001564590-21-054496
- JSON: https://secwatch.observer/filing/0001564590-21-054496.json
- Plain text: https://secwatch.observer/filing/0001564590-21-054496.txt

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