---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-26-009270"
form_type: "8-K"
ticker: "BKHA"
cik: "0002000775"
company_name: "Black Hawk Acquisition Corp"
filed_at: "2026-08-24T22:13:51+00:00"
generated_at: "2026-08-25T10:06:28.923399+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Black Hawk Acquisition deposits $150K to extend SPAC deadline to Sept 22, 2026

## Summary
- Extension Payment of $150,000 deposited into trust account for public shareholders.
- Deadline to consummate initial business combination extended one month, from Aug 22 to Sept 22, 2026.
- Company is a Cayman Islands SPAC listed on Nasdaq (units BKHAU, shares BKHA, rights BKHAR).
- No target or business combination announced in this filing.

## SEC filing metadata
- accession: 0001829126-26-009270
- form_type: 8-K
- ticker: BKHA
- cik: 0002000775
- company_name: Black Hawk Acquisition Corp
- filed_at: 2026-08-24T22:13:51+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2000775/000182912626009270/0001829126-26-009270-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2000775/000182912626009270/blackhawk_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-26-009270
- JSON: https://secwatch.observer/filing/0001829126-26-009270.json
- Plain text: https://secwatch.observer/filing/0001829126-26-009270.txt

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