---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-098986"
form_type: "8-K"
ticker: "YCY"
cik: "0002075336"
company_name: "AA Mission Acquisition Corp. II"
filed_at: "2025-10-15T23:59:59+00:00"
generated_at: "2026-05-17T03:48:09.282121+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# AA Mission Acquisition Corp. II completes full exercise of over-allotment, raising additional $15M from IPO option units

## Summary
- Underwriters fully exercised over-allotment for 1,500,000 Units at $10.00 each, gross proceeds $15M; total IPO now 11.5M Units.
- Concurrent private sale of 26,250 Additional Private Placement Units to Sponsor at $10.00 each, gross $262,500.
- Total trust proceeds from IPO and private placements: $115,287,500 with Continental Stock Transfer & Trust as trustee.
- Press release dated October 9, 2025 attached as Exhibit 99.2; unaudited pro forma balance sheet filed as Exhibit 99.1.

## SEC filing metadata
- accession: 0001213900-25-098986
- form_type: 8-K
- ticker: YCY
- cik: 0002075336
- company_name: AA Mission Acquisition Corp. II
- filed_at: 2025-10-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2075336/000121390025098986/0001213900-25-098986-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2075336/000121390025098986/ea0261106-8k_aamiss2.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-098986
- JSON: https://secwatch.observer/filing/0001213900-25-098986.json
- Plain text: https://secwatch.observer/filing/0001213900-25-098986.txt

## Key facts
- Equity Issuances
  AA Mission Acquisition Corp. II issued 26,250 Private Placement Units of unit.
  - Security: unit
  - Shares: 26,250 Private Placement Units
  source text: The information with respect to the sale of an additional 26,250 Private Placement Units included in Item 8.01 of this Current Report on Form 8-K is incorporated into this Item 3.02 by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2075336/000121390025098986/0001213900-25-098986-index.htm

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