---
schema_version: "secwatch.filing_event.v1"
accession: "0001396440-26-000058"
form_type: "8-K"
ticker: "MAIN"
cik: "0001396440"
company_name: "Main Street Capital CORP"
filed_at: "2026-04-16T23:59:59+00:00"
generated_at: "2026-05-15T05:45:39.037927+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Main Street Capital prelim Q1 2026 DNII $1.02-$1.06 per share; NAV up to $33.42-33.50

## Summary
- NII per share $0.91-$0.95; DNII $0.98-$1.02; DNII before taxes $1.02-$1.06.
- NAV per share estimated at $33.42-$33.50, up $0.09-$0.17 from $33.33 at Dec 31, 2025.
- Non-accrual investments were 1.2% of fair value and 4.0% of cost as of March 31, 2026.
- LMM investments totaled $205.9M (net +$157.1M); private loan $149.1M (net +$36.6M).
- Annualized ROE approx. 6%; Q1 full results & conference call on May 7-8, 2026.

## SEC filing metadata
- accession: 0001396440-26-000058
- form_type: 8-K
- ticker: MAIN
- cik: 0001396440
- company_name: Main Street Capital CORP
- filed_at: 2026-04-16T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000058/0001396440-26-000058-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000058/main-20260416.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001396440-26-000058
- JSON: https://secwatch.observer/filing/0001396440-26-000058.json
- Plain text: https://secwatch.observer/filing/0001396440-26-000058.txt

## Key facts
- Earnings Releases
  Main Street Capital CORP reported fiscal quarter ended March 31, 2026 results: net income $0.91 to $0.95 per share, EPS $0.91 to $0.95 per share.
  - Period: fiscal quarter ended March 31, 2026
  - Net income: $0.91 to $0.95 per share
  - EPS: $0.91 to $0.95 per share
  - Result: preliminary results
  source text: 2026 results in a few weeks .” Preliminary Estimates of First Quarter 2026 Results Main Street’s preliminary estimate of first quarter 2026 net investment income (“NII”) is $0.91 to $0.95 per share, distributable net investment income (“DNII”) (1) is $0.98 to $1.02 per share and DNII before taxes (2) is $1.02 to $1.06 per share . Main Street’s preliminary
  evidence_url: https://www.sec.gov/Archives/edgar/data/1396440/000139644026000058/0001396440-26-000058-index.htm

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