---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-086293"
form_type: "8-K"
ticker: "PONO"
cik: "0002108164"
company_name: "Pono Capital Four, Inc."
filed_at: "2026-08-06T22:49:10+00:00"
generated_at: "2026-08-07T10:05:44.245674+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Pono Capital Four to acquire Blackstar Orbital Technologies for $380M

## Summary
- Merger Agreement signed Aug 5, 2026: Pono Capital Four to acquire Blackstar Orbital Technologies for $380M base purchase price.
- Consideration in Parent Common Shares; ~25% escrowed for six years for indemnification claims.
- PONO to domesticate from Cayman to Delaware and rename Blackstar Orbital Corporation.
- Closing conditions include PONO/Blackstar shareholder approval, S-4 effectiveness, Nasdaq listing, HSR clearance.
- Termination dates: Dec 31, 2026 (PONO) and Mar 31, 2027 (Blackstar) if closing not completed.

## SEC filing metadata
- accession: 0001213900-26-086293
- form_type: 8-K
- ticker: PONO
- cik: 0002108164
- company_name: Pono Capital Four, Inc.
- filed_at: 2026-08-06T22:49:10+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2108164/000121390026086293/0001213900-26-086293-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2108164/000121390026086293/ea0300842-8k_pono.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-086293
- JSON: https://secwatch.observer/filing/0001213900-26-086293.json
- Plain text: https://secwatch.observer/filing/0001213900-26-086293.txt

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