---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-23-007631"
form_type: "8-K"
ticker: "ADNH"
cik: "0001744494"
company_name: "ADVENT TECHNOLOGIES HOLDINGS, INC."
filed_at: "2023-11-22T23:59:59+00:00"
generated_at: "2026-06-07T22:18:05.484055+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Advent Technologies receives Nasdaq extension until May 20, 2024 to regain minimum bid price compliance

## Summary
- Nasdaq granted an additional 180-day period, until May 20, 2024, to meet the $1.00 minimum bid price requirement.
- Company had been non-compliant since May 24, 2023; previously had until Nov 20, 2023 to cure.
- If bid price closes at $1.00+ for 10 consecutive days during extension, Nasdaq will confirm compliance.
- Failure to cure may lead to delisting; company may request a hearing to appeal.

## SEC filing metadata
- accession: 0001829126-23-007631
- form_type: 8-K
- ticker: ADNH
- cik: 0001744494
- company_name: ADVENT TECHNOLOGIES HOLDINGS, INC.
- filed_at: 2023-11-22T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1744494/000182912623007631/0001829126-23-007631-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1744494/000182912623007631/adventtechnologies_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-23-007631
- JSON: https://secwatch.observer/filing/0001829126-23-007631.json
- Plain text: https://secwatch.observer/filing/0001829126-23-007631.txt

## Key facts
- Listing & Compliance Notices
  ADVENT TECHNOLOGIES HOLDINGS, INC. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5550(a)(2), 5810(c)(3)(A)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: minimum bid price
  - Rules: 5550(a)(2), 5810(c)(3)(A)
  source text: May 24, 2023, Advent Technologies Holdings, Inc. (the “ Company ”) received a letter from the Listing Qualifications Staff (the “ Staff ”) of Nasdaq Stock Market LLC (“ Nasdaq ”) indicating that the bid price of the Company’s common stock, par value $0.0001 per share (the “ Common Stock ”), had closed below $1.00 per share for 30 consecutive business days and, as a result, the Company was not in compliance with Nasdaq Listing Rule 5550(a)(2), which sets forth the minimum bid price requirement for continued listing on the Nasdaq Capital Market (the “ Minimum Bid Requirement ”). This initial l
  evidence_url: https://www.sec.gov/Archives/edgar/data/1744494/000182912623007631/0001829126-23-007631-index.htm

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