---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-098100"
form_type: "8-K"
ticker: "SONX"
cik: "0001407973"
company_name: "Sonendo, Inc."
filed_at: "2024-08-16T23:59:59+00:00"
generated_at: "2026-05-31T08:49:03.080426+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Sonendo dismisses EY, appoints BDO as auditor; EY reports cited going concern doubt

## Summary
- Dismissed Ernst & Young as independent accountant effective Aug 14, 2024.
- EY's audit reports for FY2023 and FY2022 contained explanatory paragraph on substantial doubt about Sonendo's ability to continue as going concern.
- No disagreements or reportable events during EY's tenure through resignation.
- Appointed BDO USA as new independent auditor effective Aug 14, 2024; no prior consultations.

## SEC filing metadata
- accession: 0000950170-24-098100
- form_type: 8-K
- ticker: SONX
- cik: 0001407973
- company_name: Sonendo, Inc.
- filed_at: 2024-08-16T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1407973/000095017024098100/0000950170-24-098100-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1407973/000095017024098100/sonx-20240816.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-098100
- JSON: https://secwatch.observer/filing/0000950170-24-098100.json
- Plain text: https://secwatch.observer/filing/0000950170-24-098100.txt

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