---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-263524"
form_type: "8-K"
ticker: "ADTN"
cik: "0000926282"
company_name: "ADTRAN Holdings, Inc."
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:48:04.137035+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# ADTRAN Q3 revenue $279.4M (+23% YoY); non-GAAP EPS $0.05; guides Q4 rev $275-285M

## Summary
- Revenue $279.4M, up 23% YoY; GAAP gross margin 38.3%, non-GAAP 42.1%.
- GAAP diluted EPS -$0.12; non-GAAP diluted EPS $0.05.
- Net cash from operations $12.2M; cash & restricted cash $101.2M.
- Q4 2025 guidance: revenue $275-285M, non-GAAP operating margin 3.5-7.5%.
- CEO cites disciplined execution, broad-based growth, and healthy demand.

## SEC filing metadata
- accession: 0001193125-25-263524
- form_type: 8-K
- ticker: ADTN
- cik: 0000926282
- company_name: ADTRAN Holdings, Inc.
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/926282/000119312525263524/0001193125-25-263524-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/926282/000119312525263524/adtn-20251103.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-263524
- JSON: https://secwatch.observer/filing/0001193125-25-263524.json
- Plain text: https://secwatch.observer/filing/0001193125-25-263524.txt

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