---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-24-004742"
form_type: "8-K"
ticker: "ADNH"
cik: "0001744494"
company_name: "ADVENT TECHNOLOGIES HOLDINGS, INC."
filed_at: "2024-07-12T23:59:59+00:00"
generated_at: "2026-05-31T21:11:27.232151+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Advent Technologies terminates Boston HQ lease, targets $24M cost reduction and break-even by 2025

## Summary
- Terminated Boston HQ lease effective June 30, 2024; pays landlord $737,921.99; HQ moves to Livermore, CA.
- Targets 2024 total costs below $24M (~50% reduction YoY); combined income of $13M ($11M revenue + $2M grants).
- Expects $42M in government funding ($16M contracted, $26M under evaluation) for R&D and manufacturing programs.
- Delivered on contracts with Airbus, Hyundai, US Army, Siemens Energy; new purchase orders for Serene systems.
- Anticipates publishing 2023 financial results within July 2024.

## SEC filing metadata
- accession: 0001829126-24-004742
- form_type: 8-K
- ticker: ADNH
- cik: 0001744494
- company_name: ADVENT TECHNOLOGIES HOLDINGS, INC.
- filed_at: 2024-07-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1744494/000182912624004742/0001829126-24-004742-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1744494/000182912624004742/adventtechnologies_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-24-004742
- JSON: https://secwatch.observer/filing/0001829126-24-004742.json
- Plain text: https://secwatch.observer/filing/0001829126-24-004742.txt

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