---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-25-005279"
form_type: "8-K/A"
ticker: "BKHA"
cik: "0002000775"
company_name: "Black Hawk Acquisition Corp"
filed_at: "2025-07-22T23:59:59+00:00"
generated_at: "2026-05-18T04:36:36.381010+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Black Hawk Acquisition reports ~70% share redemption; $51M withdrawn from trust

## Summary
- Holders of 4,775,923 ordinary shares redeemed at $10.68/share, removing ~$51.0M from trust account.
- Trust balance reduced to ~$22.7M; public shares outstanding after redemption: 2,124,077.
- Total ordinary shares issued and outstanding post-redemption: 4,153,577.

## SEC filing metadata
- accession: 0001829126-25-005279
- form_type: 8-K/A
- ticker: BKHA
- cik: 0002000775
- company_name: Black Hawk Acquisition Corp
- filed_at: 2025-07-22T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2000775/000182912625005279/0001829126-25-005279-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2000775/000182912625005279/blackhawkacq_8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-25-005279
- JSON: https://secwatch.observer/filing/0001829126-25-005279.json
- Plain text: https://secwatch.observer/filing/0001829126-25-005279.txt

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