---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-017654"
form_type: "8-K"
ticker: "AIIA"
cik: "0002073553"
company_name: "AI Infrastructure Acquisition Corp."
filed_at: "2025-10-09T23:59:59+00:00"
generated_at: "2026-05-17T04:15:12.426070+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# AI Infrastructure Acquisition Corp. closes upsized $138M IPO; $138M placed in trust

## Summary
- IPO of 13,800,000 units at $10/unit raised gross proceeds of $138M; full over-allotment exercised.
- Private placement of 407,000 units to sponsor and Maxim Partners for $4.07M gross.
- $138M placed in trust; Company has 18 months from IPO closing to complete business combination.
- Joshua A. Adler and Peter Stoneberg appointed as independent directors and to all board committees.
- Sponsor AIIA Sponsor Ltd. is a minority-owned subsidiary of Jet.AI Inc. (NASDAQ: JTAI).

## SEC filing metadata
- accession: 0001493152-25-017654
- form_type: 8-K
- ticker: AIIA
- cik: 0002073553
- company_name: AI Infrastructure Acquisition Corp.
- filed_at: 2025-10-09T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 3.02, 5.02, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2073553/000149315225017654/0001493152-25-017654-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2073553/000149315225017654/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-017654
- JSON: https://secwatch.observer/filing/0001493152-25-017654.json
- Plain text: https://secwatch.observer/filing/0001493152-25-017654.txt

## Key facts
- Equity Issuances
  AI Infrastructure Acquisition Corp. issued 407,000 Units of unit to Sponsor and Maxim Partners LLC for $10.00 per Unit.
  - Security: unit
  - Shares: 407,000 Units
  - Purchaser: Sponsor and Maxim Partners LLC
  - Consideration: $10.00 per Unit
  source text: Simultaneously with the closing of the IPO, pursuant to the Sponsor Subscription Agreement, the Company completed the private sale to the Sponsor of 269,000 Units, at a purchase price of $10.00 per Unit. Additionally, pursuant to the Maxim Subscription Agreement, the Company completed the private sale to Maxim Partners LLC (“Maxim Partners”) of 138,000 Units at a purchase price of $10.00 per Unit (such private sales, collectively, the “Private Placement”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/2073553/000149315225017654/0001493152-25-017654-index.htm
- Governance Changes
  AI Infrastructure Acquisition Corp.: Adopted Amended Charter in connection with IPO (effective 2025-10-03).
  - Change: charter amendment
  - Effective: 2025-10-03
  source text: On October 3, 2025, in connection with the IPO, the Company adopted its Amended Charter, effective the same day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2073553/000149315225017654/0001493152-25-017654-index.htm

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