---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-25-006215"
form_type: "8-K"
ticker: "ASPI"
cik: "0001921865"
company_name: "ASP Isotopes Inc."
filed_at: "2025-08-25T23:59:59+00:00"
generated_at: "2026-05-17T10:22:08.347379+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# ASPI updates on isotope production; JSE listing set for Aug 27

## Summary
- Silicon-28: commercial production began Mar 2025; first samples shipped to US customer in Aug 2025.
- Ytterbium-176: enrichment factor 52; expects first batch enriched to 99.75% by late Aug 2025.
- Received first permit for controlled laser equipment to enrich Nickel-64, Gadolinium-160, Zinc-68; accelerating facility construction.
- Carbon-12 enrichment started to 99.99% for US customer; first commercial product expected Sep 2025 (delayed from Aug).
- QLE spin-out anticipated H2 2025; Renergen acquisition expected to close Q3 2025; RedChip call Aug 28.

## SEC filing metadata
- accession: 0001477932-25-006215
- form_type: 8-K
- ticker: ASPI
- cik: 0001921865
- company_name: ASP Isotopes Inc.
- filed_at: 2025-08-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1921865/000147793225006215/0001477932-25-006215-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1921865/000147793225006215/aspi_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-25-006215
- JSON: https://secwatch.observer/filing/0001477932-25-006215.json
- Plain text: https://secwatch.observer/filing/0001477932-25-006215.txt

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