---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-107083"
form_type: "8-K"
ticker: "ABPO"
cik: "0001893219"
company_name: "Abpro Holdings, Inc."
filed_at: "2024-12-10T23:59:59+00:00"
generated_at: "2026-05-29T05:18:44.240943+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Abpro Holdings dismisses Marcum as auditor; engages Wolf & Company; cites material weaknesses

## Summary
- Effective Dec 9, 2024, Abpro dismissed Marcum LLP and engaged Wolf & Company as independent auditor.
- No disagreements on accounting principles or audit scope; decision approved by Audit Committee.
- Marcum's prior audit reports (FY 2022 & 2023) expressed substantial doubt about going concern.
- Material weaknesses: failure to timely file tax returns, trust cash used for taxes/operations, over-accrual of expenses.
- Marcum furnished a letter to SEC agreeing with the statements in this 8-K.

## SEC filing metadata
- accession: 0001213900-24-107083
- form_type: 8-K
- ticker: ABPO
- cik: 0001893219
- company_name: Abpro Holdings, Inc.
- filed_at: 2024-12-10T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1893219/000121390024107083/0001213900-24-107083-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1893219/000121390024107083/ea022411101-8k_abprohold.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-107083
- JSON: https://secwatch.observer/filing/0001213900-24-107083.json
- Plain text: https://secwatch.observer/filing/0001213900-24-107083.txt

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