---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-25-006736"
form_type: "8-K"
ticker: "ASPI"
cik: "0001921865"
company_name: "ASP Isotopes Inc."
filed_at: "2025-09-15T23:59:59+00:00"
generated_at: "2026-05-17T06:40:26.936253+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# ASP Isotopes extends longstop date for Renergen acquisition to Nov 28, 2025

## Summary
- Longstop date for Renergen scheme of arrangement extended from Sep 30 to Nov 28, 2025.
- Extension allows more time to secure outstanding regulatory approval from South African Reserve Bank (FinSurv).
- Deal terms unchanged: Renergen shareholders receive 0.09196 ASPI shares per share held.
- Company and Renergen continue pursuing timely FinSurv approval and third-party consents.

## SEC filing metadata
- accession: 0001477932-25-006736
- form_type: 8-K
- ticker: ASPI
- cik: 0001921865
- company_name: ASP Isotopes Inc.
- filed_at: 2025-09-15T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1921865/000147793225006736/0001477932-25-006736-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1921865/000147793225006736/aspi_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-25-006736
- JSON: https://secwatch.observer/filing/0001477932-25-006736.json
- Plain text: https://secwatch.observer/filing/0001477932-25-006736.txt

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