---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-011434"
form_type: "8-K"
ticker: "MLAA"
cik: "0002094265"
company_name: "Mountain Lake Acquisition Corp. II"
filed_at: "2026-02-03T23:59:59+00:00"
generated_at: "2026-05-16T05:26:41.275132+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Mountain Lake Acquisition Corp. II closes $360M IPO and $9.8M private placement

## Summary
- IPO of 36M units at $10/unit (including full over-allotment of 4.68M units); gross proceeds $360M.
- Private placement of 980k units at $10/unit to sponsor (510k units) and BTIG (470k units); gross $9.8M.
- Total of $360M ($10.00/unit) deposited in trust account for future business combination.
- Transaction costs total $20.5M: $7.2M cash underwriting fee, $12.6M deferred fee, $658k other offering costs.
- Working capital of $1.84M; company has 24 months to complete initial business combination.

## SEC filing metadata
- accession: 0001213900-26-011434
- form_type: 8-K
- ticker: MLAA
- cik: 0002094265
- company_name: Mountain Lake Acquisition Corp. II
- filed_at: 2026-02-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2094265/000121390026011434/0001213900-26-011434-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2094265/000121390026011434/ea0275024-8k_mountain2.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-011434
- JSON: https://secwatch.observer/filing/0001213900-26-011434.json
- Plain text: https://secwatch.observer/filing/0001213900-26-011434.txt

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