---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-26-011077"
form_type: "8-K"
ticker: "BKHA"
cik: "0002000775"
company_name: "Black Hawk Acquisition Corp"
filed_at: "2026-10-13T20:16:09+00:00"
generated_at: "2026-10-13T20:17:03.927716+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Black Hawk shareholders approve Vesicor Therapeutics merger; 2.09M shares redeemed at $12.04

## Summary
- All eight proposals passed at the October 13, 2026 extraordinary general meeting, including the Business Combination Agreement dated April 26, 2025 with Vesicor Therapeutics, Inc.
- Business Combination vote: 3,191,351 for, 20,165 against, 0 abstentions; about 77.3% of 4,153,577 outstanding shares present, constituting a quorum.
- Five post-closing directors elected: Luo Feng, Warren Hosseinion, Frederick Woodruff Field, Oded Levy and Qi Ouyang.
- 2,089,162 ordinary shares redeemed for $25,153,510.48 total, a per-share price of about $12.04; the Company is not permitting reversals of redemption elections.
- Other approvals: Cayman-to-Delaware domestication, new charter/bylaws, Nasdaq share issuance, Vesicor 2026 Equity Incentive Plan, and removal of the $5,000,001 net tangible asset condition.

## SEC filing metadata
- accession: 0001829126-26-011077
- form_type: 8-K
- ticker: BKHA
- cik: 0002000775
- company_name: Black Hawk Acquisition Corp
- filed_at: 2026-10-13T20:16:09+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2000775/000182912626011077/0001829126-26-011077-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2000775/000182912626011077/blackhawkacq_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-26-011077
- JSON: https://secwatch.observer/filing/0001829126-26-011077.json
- Plain text: https://secwatch.observer/filing/0001829126-26-011077.txt

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