---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-239036"
form_type: "8-K"
ticker: "GIW"
cik: "0002080019"
company_name: "GigCapital8 Corp."
filed_at: "2025-10-14T23:59:59+00:00"
generated_at: "2026-05-17T04:00:18.277904+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# GigCapital8 completes $253M IPO of 25.3M units at $10.00, trust funded

## Summary
- IPO of 25.3M units closed Oct 7, 2025 at $10.00/unit; gross proceeds $253M deposited in trust account.
- Simultaneous private placements raised additional $3.55M from Sponsor, directors, and institutional investors.
- Audited balance sheet shows $253M in trust, $2.13M cash outside, total assets $255.3M, and $613k liabilities.
- Board approved quarterly advisory fees of $4,000 per director before definitive agreement, $6,000 after signing.
- Compensation committee reconstituted with Greene (chair), Zuckerman, and Dagul.

## SEC filing metadata
- accession: 0001193125-25-239036
- form_type: 8-K
- ticker: GIW
- cik: 0002080019
- company_name: GigCapital8 Corp.
- filed_at: 2025-10-14T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2080019/000119312525239036/0001193125-25-239036-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2080019/000119312525239036/d71695d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-239036
- JSON: https://secwatch.observer/filing/0001193125-25-239036.json
- Plain text: https://secwatch.observer/filing/0001193125-25-239036.txt

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