---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-064563"
form_type: "8-K"
ticker: "GBDC"
cik: "0001476765"
company_name: "GOLUB CAPITAL BDC, Inc."
filed_at: "2026-05-20T20:39:03+00:00"
generated_at: "2026-05-20T20:42:24.202338+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 $500M in 6.250% Notes due 2031

## Summary
- $500M aggregate principal amount of 6.250% Notes due 2031 offered.
- Underwriters led by Wells Fargo, J.P. Morgan, Santander, SMBC Nikko, Truist.
- Closing expected May 27, 2026, subject to customary conditions.
- Issued under existing shelf registration statement (File No. 333-286240).

## SEC filing metadata
- accession: 0001104659-26-064563
- form_type: 8-K
- ticker: GBDC
- cik: 0001476765
- company_name: GOLUB CAPITAL BDC, Inc.
- filed_at: 2026-05-20T20:39:03+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/1476765/000110465926064563/0001104659-26-064563-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1476765/000110465926064563/tm2615172d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-064563
- JSON: https://secwatch.observer/filing/0001104659-26-064563.json
- Plain text: https://secwatch.observer/filing/0001104659-26-064563.txt

## Key facts
- Material Agreements
  GOLUB CAPITAL BDC, Inc. entered into Underwriting Agreement with Wells Fargo Securities, LLC, J.P. Morgan Securities LLC, Santander US Capital Markets LLC, SMBC Nikko Securities America, Inc. and Truist Securities, Inc., as representatives of the several underwriters named in Exhibit A thereto valued at $500.0 million aggregate principal amount of the Company’s 6.250% Notes due 2031 (effective 2026-05-19).
  - Action: entry
  - Agreement: underwriting
  - Counterparty: Wells Fargo Securities, LLC, J.P. Morgan Securities LLC, Santander US Capital Markets LLC, SMBC Nikko Securities America, Inc. and Truist Securities, Inc., as representatives of the several underwriters named in Exhibit A thereto
  - Value: $500.0 million aggregate principal amount of the Company’s 6.250% Notes due 2031
  - Effective: 2026-05-19
  source text: On May 19, 2026, Golub Capital BDC, Inc. (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) by and among the Company, GC Advisors LLC (the “Adviser”), Golub Capital LLC (the “Administrator”), and Wells Fargo Securities, LLC, J.P. Morgan Securities LLC, Santander US Capital Markets LLC, SMBC Nikko Securities America, Inc. and Truist Securities, Inc., as representatives of the several underwriters named in Exhibit A thereto, in connection with the issuance and sale of $500.0 million aggregate principal amount of the Company’s 6.250% Notes due 2031 (the “Notes” and the issuance and sale of the Notes, the “Offering”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1476765/000110465926064563/0001104659-26-064563-index.htm

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