---
schema_version: "secwatch.filing_event.v1"
accession: "0000017313-26-000136"
form_type: "8-K"
ticker: "CSWC"
cik: "0000017313"
company_name: "CAPITAL SOUTHWEST CORP"
filed_at: "2026-09-02T21:21:44+00:00"
generated_at: "2026-09-02T21:26:14.282746+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Capital Southwest ups credit facility to $595M, cuts margin to 2.00%, extends maturity to 2031

## Summary
- Revolver commitments raised from $510M to $595M; accordion increased from $750M to $1B.
- Final maturity extended from Aug 2028 to Sept 2031; revolving period to Sept 2030.
- Applicable margin cut from 2.15% to 2.00% and SOFR adjustment removed.
- Unused commitment fees reduced to 0.50%-0.75% per annum (from 0.50%-1.00%).
- CFO cites expanded borrowing capacity, lower financing cost, no debt maturities until 2029.

## SEC filing metadata
- accession: 0000017313-26-000136
- form_type: 8-K
- ticker: CSWC
- cik: 0000017313
- company_name: CAPITAL SOUTHWEST CORP
- filed_at: 2026-09-02T21:21:44+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/17313/000001731326000136/0000017313-26-000136-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/17313/000001731326000136/cswc-20260902.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000017313-26-000136
- JSON: https://secwatch.observer/filing/0000017313-26-000136.json
- Plain text: https://secwatch.observer/filing/0000017313-26-000136.txt

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