---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-282044"
form_type: "8-K"
ticker: "VST"
cik: "0001692819"
company_name: "Vistra Corp."
filed_at: "2024-12-19T23:59:59+00:00"
generated_at: "2026-05-29T01:42:48.443234+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Vistra Zero subsidiary amends credit agreement, cuts interest margins by 75 bps

## Summary
- Interest rate margins on ABR Loans and Term SOFR Loans reduced by 75 basis points.
- Quarterly amortization payments eliminated under the amended credit agreement.
- Maximum incremental facilities amount increased; certain negative covenant baskets expanded.
- Amendment effective December 17, 2024, among Vistra Zero, lenders, and Citibank as agent.

## SEC filing metadata
- accession: 0001193125-24-282044
- form_type: 8-K
- ticker: VST
- cik: 0001692819
- company_name: Vistra Corp.
- filed_at: 2024-12-19T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1692819/000119312524282044/0001193125-24-282044-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1692819/000119312524282044/d903599d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-282044
- JSON: https://secwatch.observer/filing/0001193125-24-282044.json
- Plain text: https://secwatch.observer/filing/0001193125-24-282044.txt

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