---
schema_version: "secwatch.filing_event.v1"
accession: "0001535778-26-000033"
form_type: "8-K"
ticker: "MSIF"
cik: "0001535778"
company_name: "MSC INCOME FUND, INC."
filed_at: "2026-03-16T23:59:59+00:00"
generated_at: "2026-05-15T11:41:08.926103+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# MSC Income Fund closes $150M 6.34% senior unsecured notes due 2029

## Summary
- Issued $150M aggregate principal of 6.34% Series A Senior Notes due May 31, 2029.
- Interest payable semiannually on Nov 30 and May 31, starting Nov 30, 2026.
- Notes are unsecured, rank pari passu with existing unsecured unsubordinated debt.
- Proceeds to repay outstanding floating-rate revolver, then re-borrow to fund investments.
- Notes may be redeemed at MSC Income option at par plus accrued interest and make-whole premium.

## SEC filing metadata
- accession: 0001535778-26-000033
- form_type: 8-K
- ticker: MSIF
- cik: 0001535778
- company_name: MSC INCOME FUND, INC.
- filed_at: 2026-03-16T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- 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/1535778/000153577826000033/0001535778-26-000033-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1535778/000153577826000033/msif-20260312.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001535778-26-000033
- JSON: https://secwatch.observer/filing/0001535778-26-000033.json
- Plain text: https://secwatch.observer/filing/0001535778-26-000033.txt

## Source-grounded claims
- claim_id: 9315cea70ff419e8a571f6c2180b2876c8c86829
  claim: MSC INCOME FUND, INC. incurred senior notes of $150,000,000 in aggregate principal amount with certain qualified institutional investors at 6.34% per year maturing May 31, 2029.
  evidence_excerpt: On March 12, 2026, MSC Income Fund, Inc. (“MSC Income”) and certain qualified institutional investors entered into a Master Note Purchase Agreement (the “Note Purchase Agreement”), which governs the issuance of $150,000,000 in aggregate principal amount of 6.34% Series A Senior Notes due 2029 (the “Series A Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1535778/000153577826000033/0001535778-26-000033-index.htm
- claim_id: 3551c1982e9ee3eed19d08bbcf022413afdf70dc
  claim: MSC INCOME FUND, INC. entered into Master Note Purchase Agreement with certain qualified institutional investors valued at $150,000,000 (effective 2026-03-12).
  evidence_excerpt: On March 12, 2026, MSC Income Fund, Inc. (“MSC Income”) and certain qualified institutional investors entered into a Master Note Purchase Agreement (the “Note Purchase Agreement”), which governs the issuance of $150,000,000 in aggregate principal amount of 6.34% Series A Senior Notes due 2029 (the “Series A Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1535778/000153577826000033/0001535778-26-000033-index.htm

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