---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-095996"
form_type: "8-K"
ticker: "CUB"
cik: "0002015955"
company_name: "Lionheart Holdings"
filed_at: "2026-09-01T13:00:41+00:00"
generated_at: "2026-09-01T13:02:21.750077+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Lionheart Holdings and KEO Energy end exclusivity for proposed business combination

## Summary
- LOI with Keo Capital AB/KEO Energy entered July 15, 2026; disclosed in 8-K on July 20, 2026.
- Proposed business combination not consummated during exclusivity period; parties mutually decided not to renew.
- Non-binding LOI; no financial terms or additional merger updates provided in this filing.

## SEC filing metadata
- accession: 0001213900-26-095996
- form_type: 8-K
- ticker: CUB
- cik: 0002015955
- company_name: Lionheart Holdings
- filed_at: 2026-09-01T13:00:41+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2015955/000121390026095996/0001213900-26-095996-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2015955/000121390026095996/ea0304159-8k_lionheart.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-095996
- JSON: https://secwatch.observer/filing/0001213900-26-095996.json
- Plain text: https://secwatch.observer/filing/0001213900-26-095996.txt

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