---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-23-000053"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2023-04-18T23:59:59+00:00"
generated_at: "2026-06-17T00:37:32.131318+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Main Street Capital reports record preliminary Q1 2023 NII, DNII, NAV per share

## Summary
- Preliminary Q1 NII $1.01-$1.03/sh and DNII $1.06-$1.08/sh, both new quarterly records.
- NAV per share estimated $27.20-$27.26, up $0.34-$0.40 (1.3%-1.5%) from Dec 31, 2022.
- Quarterly annualized ROE estimated 14%-15%; DNII exceeded total dividends paid by over 20%.
- Expects another meaningful supplemental dividend in Q2 2023, the seventh consecutive quarter.
- Q1 investment activity: LMM net +$7.6M, private loan net +$23.6M, middle market net -$12.2M.

## SEC filing metadata
- accession: 0001396440-23-000053
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2023-04-18T23:59:59+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/1396440/000139644023000053/0001396440-23-000053-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644023000053/main-20230418.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-23-000053
- JSON: https://secwatch.observer/filing/0001396440-23-000053.json
- Plain text: https://secwatch.observer/filing/0001396440-23-000053.txt

## Key facts
- Earnings Releases
  Main Street Capital CORP reported first quarter 2023 results: EPS $1.01 to $1.03 per share.
  - Period: first quarter 2023
  - EPS: $1.01 to $1.03 per share
  - Result: preliminary results
  source text: Main Street’s preliminary estimates of first quarter 2023 net investment income (“NII”) is $1.01 to $1.03 per share and distributable net investment income (“DNII”), which is NII before non-cash compensation expenses, is $1.06 to $1.08 per share.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1396440/000139644023000053/0001396440-23-000053-index.htm

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