---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-202807"
form_type: "8-K"
ticker: "ABPO"
cik: "0001893219"
company_name: "Abpro Holdings, Inc."
filed_at: "2024-08-19T23:59:59+00:00"
generated_at: "2026-05-31T08:43:55.105366+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# SPAC extends business combination deadline by one month to Sep 19, 2024

## Summary
- Board extended deadline from August 19, 2024 to September 19, 2024 via resolution on Aug 16, 2024.
- Atlantic Coastal Acquisition Corp. II is a SPAC traded on Nasdaq under symbol ACABU.
- Extension provides additional time to complete an initial business combination.
- No other material events or changes disclosed in the filing.

## SEC filing metadata
- accession: 0001193125-24-202807
- form_type: 8-K
- ticker: ABPO
- cik: 0001893219
- company_name: Abpro Holdings, Inc.
- filed_at: 2024-08-19T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1893219/000119312524202807/0001193125-24-202807-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1893219/000119312524202807/d883725d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-202807
- JSON: https://secwatch.observer/filing/0001193125-24-202807.json
- Plain text: https://secwatch.observer/filing/0001193125-24-202807.txt

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