---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-035674"
form_type: "8-K"
ticker: "GIX"
cik: "0002098712"
company_name: "GigCapital9 Corp."
filed_at: "2026-02-03T23:59:59+00:00"
generated_at: "2026-05-16T05:26:51.217706+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# GigCapital9 Corp. closes IPO of 25.3M units at $10, raising $253M in trust account

## Summary
- Gross IPO proceeds of $253M from 25,300,000 units at $10/unit; all placed in trust account at JPMorgan Chase.
- Private placements: 107,500 units at $9.7374 to sponsor and directors (~$1.05M); 3.18M Class B shares and 281,454 units to non-managing investors (~$2.81M).
- Company has 24 months from Jan 28, 2026 to complete initial business combination or will redeem public shares.
- Audited balance sheet as of Jan 28, 2026 filed as Exhibit 99.1 shows $255.5M total assets, $253M redeemable Class A shares.

## SEC filing metadata
- accession: 0001193125-26-035674
- form_type: 8-K
- ticker: GIX
- cik: 0002098712
- company_name: GigCapital9 Corp.
- filed_at: 2026-02-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2098712/000119312526035674/0001193125-26-035674-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2098712/000119312526035674/d51933d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-035674
- JSON: https://secwatch.observer/filing/0001193125-26-035674.json
- Plain text: https://secwatch.observer/filing/0001193125-26-035674.txt

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