---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-233659"
form_type: "8-K"
ticker: "BCSS"
cik: "0002064355"
company_name: "Bain Capital GSS Investment Corp."
filed_at: "2025-10-07T23:59:59+00:00"
generated_at: "2026-05-17T04:31:04.552837+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Bain Capital GSS Investment Corp. completes $460M SPAC IPO and $9M private placement

## Summary
- IPO of 46,000,000 units at $10.00 each (includes full over-allotment of 6,000,000 units); gross proceeds $460M.
- Sponsor purchased 900,000 private placement units at $10.00/unit, raising $9M.
- Net proceeds of $460M deposited in trust account; will be used for initial business combination.
- Transaction costs: $7M cash underwriting fee, $16.1M deferred underwriting fee, $0.7M other costs.
- Company has 24 months (or 27 with letter of intent) to complete business combination or liquidate.

## SEC filing metadata
- accession: 0001193125-25-233659
- form_type: 8-K
- ticker: BCSS
- cik: 0002064355
- company_name: Bain Capital GSS Investment Corp.
- filed_at: 2025-10-07T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2064355/000119312525233659/0001193125-25-233659-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2064355/000119312525233659/d99409d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-233659
- JSON: https://secwatch.observer/filing/0001193125-25-233659.json
- Plain text: https://secwatch.observer/filing/0001193125-25-233659.txt

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