---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-24-000126"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2024-06-28T23:59:59+00:00"
generated_at: "2026-06-01T00:29:28.587619+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Main Street Capital increases credit facility to $1.11B, extends maturity to June 2029

## Summary
- Total revolving commitments raised from $995M to $1.110B; accordion feature expanded to $1.665B.
- Final maturity extended to June 2029 on $1.035B of commitments; $75M portion matures August 2027.
- Lender group increased to 19 banks; two one-year extension options retained.
- Amendment provides improved liquidity and long-term financing flexibility for Main Street.

## SEC filing metadata
- accession: 0001396440-24-000126
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2024-06-28T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.01, 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1396440/000139644024000126/0001396440-24-000126-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644024000126/main-20240627.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-24-000126
- JSON: https://secwatch.observer/filing/0001396440-24-000126.json
- Plain text: https://secwatch.observer/filing/0001396440-24-000126.txt

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