---
schema_version: "secwatch.filing_event.v1"
accession: "0001185185-26-004183"
form_type: "8-K"
ticker: "BACC"
cik: "0002059654"
company_name: "Blue Acquisition Corp/Cayman"
filed_at: "2026-09-22T01:01:39+00:00"
generated_at: "2026-09-22T10:05:44.537306+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Blue Acquisition and Blockfusion amend deal: earnout up to 15M shares, CoreWeave warrant converted

## Summary
- Sixth Amendment to BCA on 2026-09-21 increases max earnout shares to 15,000,000 from prior amount.
- Earnout thresholds: VWAP $13.00, $15.00, $17.00 over 20/30 trading days, each tranche 5,000,000 shares.
- CoreWeave warrant cancelled pre-closing; Pubco issues new warrant for 2,870,813 shares at $7.4643/share.
- Amendment excludes CoreWeave warrant from Fully-Diluted Company Shares calculation for exchange ratio.

## SEC filing metadata
- accession: 0001185185-26-004183
- form_type: 8-K
- ticker: BACC
- cik: 0002059654
- company_name: Blue Acquisition Corp/Cayman
- filed_at: 2026-09-22T01:01:39+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2059654/000118518526004183/0001185185-26-004183-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2059654/000118518526004183/bacc8k425092026.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001185185-26-004183
- JSON: https://secwatch.observer/filing/0001185185-26-004183.json
- Plain text: https://secwatch.observer/filing/0001185185-26-004183.txt

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