---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-26-000090"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2026-08-06T20:29:49+00:00"
generated_at: "2026-08-06T20:32:27.755226+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Main Street Q2 2026 NII $0.97/sh, DNII $1.04/sh, NAV $33.92, declares $0.30 supplemental dividend

## Summary
- NII of $90.3M ($0.97/sh); DNII $97.4M ($1.04/sh); DNII before taxes $100.9M ($1.08/sh).
- NAV per share $33.92, up 1.4% from Q1 2026 and 1.8% from year-end 2025.
- Regular monthly dividends for Q3 2026 total $0.795/sh, up 3.9% YoY; supplemental $0.30/sh declared.
- Realized $46.4M gain on full exit of Centre Technologies; LMM portfolio net decrease $30.6M.
- Corporate Facility expanded to $1.24B, extended to June 2031; issued $150M April 2031 Notes at 6.93%.

## SEC filing metadata
- accession: 0001396440-26-000090
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2026-08-06T20:29:49+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000090/0001396440-26-000090-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000090/main-20260806.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-26-000090
- JSON: https://secwatch.observer/filing/0001396440-26-000090.json
- Plain text: https://secwatch.observer/filing/0001396440-26-000090.txt

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