---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-23-000008"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2023-01-18T23:59:59+00:00"
generated_at: "2026-06-20T13:53:15.295459+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 commitments to $980M from $920M

## Summary
- Total commitments under revolving credit facility increased by $60M to $980M via new lender.
- Accordion feature permits further expansion up to $1.38B on same terms.
- CEO cites $415M of additional debt capital from Q4 2022 private placement and SPV credit facility.
- New lender added diversifies lending group; Truist Bank remains administrative agent.
- Proceeds to repay maturing December borrowings and fund investment portfolio growth.

## SEC filing metadata
- accession: 0001396440-23-000008
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2023-01-18T23:59:59+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/1396440/000139644023000008/0001396440-23-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644023000008/main-20230113.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-23-000008
- JSON: https://secwatch.observer/filing/0001396440-23-000008.json
- Plain text: https://secwatch.observer/filing/0001396440-23-000008.txt

## Key facts
- Debt Financings
  Main Street Capital CORP amended revolving credit of increase of total commitments from $920.0 million to $980.0 million with Truist Bank (as administrative agent).
  - Instrument: revolving credit
  - Principal: increase of total commitments from $920.0 million to $980.0 million
  - Counterparty: Truist Bank (as administrative agent)
  - Event: amendment
  source text: to add Regions Bank as a lender and increase the total commitments under the Credit Agreement from $920.0 million to $980.0 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1396440/000139644023000008/0001396440-23-000008-index.htm
- Material Agreements
  Main Street Capital CORP amended Supplement with Regions Bank valued at from $920.0 million to $980.0 million (effective 2023-01-13).
  - Action: amendment
  - Agreement: credit facility
  - Counterparty: Regions Bank
  - Value: from $920.0 million to $980.0 million
  - Effective: 2023-01-13
  source text: On January 13, 2023, Main Street Capital Corporation (“Main Street”) entered into a joinder agreement and supplement (the “Supplement”) to the Third Amended and Restated Credit Agreement, dated June 5, 2018, (as amended, restated, supplemented or otherwise modified from time to time, the “Credit Agreement”), Main Street, as borrower, Main Street Capital Partners, LLC, Main Street Equity Interests, Inc., Main Street CA Lending, LLC and MS International Holdings, Inc., as guarantors, Truist Bank (“Truist”), Sumitomo Mitsui Banking Corporation, Frost Bank, Cadence Bank, Royal Bank of Canada, Texas Capital Bank, Zions Bancorporation, N.A. dba Amegy Bank, Hancock Whitney Bank, Veritex Community Bank, First Citizens Bank & Trust Company, Comerica Bank, City National Bank, Raymond James Bank and Woodforest National Bank, collectively as lenders, and Truist, as administrative agent, to add Regions Bank as a lender and increase the total commitments under the Credit Agreement from $920.0 millio
  evidence_url: https://www.sec.gov/Archives/edgar/data/1396440/000139644023000008/0001396440-23-000008-index.htm

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