---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-26-000088"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2026-08-04T13:26:33+00:00"
generated_at: "2026-08-04T13:27:05.968226+00:00"
event_type: "dividend"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Main Street declares Q4 2026 regular monthly dividends of $0.265/share and $0.30 supplemental dividend

## Summary
- Regular monthly dividends of $0.265 per share for Oct, Nov, Dec 2026, totaling $0.795 for Q4.
- Supplemental dividend of $0.30 per share payable in September 2026 from undistributed taxable income.
- Regular dividends represent a 3.9% increase from Q4 2025; Main Street has never reduced its regular monthly dividend since IPO.
- Total dividends declared for Q4 2026 plus supplemental equal $1.095 per share, annualized yield of 7.9% based on $55.75 close.
- Cumulative dividends since October 2007 IPO at $15.00 per share now total $51.205 per share.

## SEC filing metadata
- accession: 0001396440-26-000088
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2026-08-04T13:26:33+00:00
- event_type: dividend
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000088/0001396440-26-000088-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000088/main-20260804.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-26-000088
- JSON: https://secwatch.observer/filing/0001396440-26-000088.json
- Plain text: https://secwatch.observer/filing/0001396440-26-000088.txt

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