---
schema_version: "secwatch.filing_event.v1"
accession: "0001101680-24-000032"
form_type: "8-K"
ticker: null
cik: "0001101680"
company_name: "DZS INC."
filed_at: "2024-03-21T23:59:59+00:00"
generated_at: "2026-06-04T09:32:26.725580+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# DZS Inc. appoints BDO USA as new independent auditor for FY2023 and prior periods

## Summary
- Engaged BDO USA, P.C. as independent registered public accounting firm for years ended Dec 31, 2023 and 2022, and interim 2022 periods.
- No prior consultation with BDO on accounting principles or audit opinions during the two most recent fiscal years or subsequent interim period.
- No disagreements or reportable events with predecessor auditor as defined in Regulation S-K.
- Effective date of engagement: March 20, 2024.

## SEC filing metadata
- accession: 0001101680-24-000032
- form_type: 8-K
- cik: 0001101680
- company_name: DZS INC.
- filed_at: 2024-03-21T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1101680/000110168024000032/0001101680-24-000032-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1101680/000110168024000032/dzsi-20240320.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001101680-24-000032
- JSON: https://secwatch.observer/filing/0001101680-24-000032.json
- Plain text: https://secwatch.observer/filing/0001101680-24-000032.txt

## Key facts
- Auditor Changes
  DZS INC. engaged BDO USA, P.C. as its auditor.
  - Action: engagement
  - Auditor: BDO USA, P.C.
  source text: On March 20, 2024, DZS Inc. (the “Company”) engaged BDO USA, P.C. (“BDO”) as its independent registered public accounting firm for the year ended December 31, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1101680/000110168024000032/0001101680-24-000032-index.htm

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