---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-004417"
form_type: "8-K"
ticker: "ATII"
cik: "0002028516"
company_name: "Archimedes Tech SPAC Partners II Co."
filed_at: "2025-02-19T23:59:59+00:00"
generated_at: "2026-05-26T12:34:49.087974+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Archimedes Tech SPAC Partners II closes $230M IPO, deposits $231.15M in trust

## Summary
- Sold 23M units at $10/unit including full over-allotment; gross proceeds $230M.
- Private placement of 840K units to sponsor and BTIG raised additional $8.4M.
- Total trust deposits of $231.15M ($10.05 per public share) as of Feb 12, 2025.
- Transaction costs total $13.18M; 21-month deadline to complete business combination.
- Shareholders' deficit of $(6.01M) reflects offering costs and accumulated deficit.

## SEC filing metadata
- accession: 0001437749-25-004417
- form_type: 8-K
- ticker: ATII
- cik: 0002028516
- company_name: Archimedes Tech SPAC Partners II Co.
- filed_at: 2025-02-19T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2028516/000143774925004417/0001437749-25-004417-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2028516/000143774925004417/atii20250219_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-004417
- JSON: https://secwatch.observer/filing/0001437749-25-004417.json
- Plain text: https://secwatch.observer/filing/0001437749-25-004417.txt

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