---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-093394"
form_type: "8-K"
ticker: "GBDC"
cik: "0001476765"
company_name: "GOLUB CAPITAL BDC, Inc."
filed_at: "2025-09-25T23:59:59+00:00"
generated_at: "2026-05-17T05:39:32.433800+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Golub Capital BDC issues $250M of 7.050% Notes due 2028

## Summary
- Issued additional $250M aggregate principal of 7.050% Notes due 2028.
- Closing expected September 26, 2025 subject to customary conditions.
- Underwriting agreement with RBC Capital Markets as sole underwriter.
- Offering made under existing shelf registration statement (File No. 333-286240).

## SEC filing metadata
- accession: 0001104659-25-093394
- form_type: 8-K
- ticker: GBDC
- cik: 0001476765
- company_name: GOLUB CAPITAL BDC, Inc.
- filed_at: 2025-09-25T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1476765/000110465925093394/0001104659-25-093394-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1476765/000110465925093394/tm2526904d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-093394
- JSON: https://secwatch.observer/filing/0001104659-25-093394.json
- Plain text: https://secwatch.observer/filing/0001104659-25-093394.txt

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