---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-082256"
form_type: "8-K"
ticker: "GBDC"
cik: "0001476765"
company_name: "GOLUB CAPITAL BDC, Inc."
filed_at: "2026-07-09T20:05:57+00:00"
generated_at: "2026-07-09T20:07:19.867680+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Golub Capital BDC amends credit facility: extends maturity to 2031, revolving period to 2030

## Summary
- Extends revolving period from April 4, 2029 to July 2, 2030 (except for non-extending lender).
- Extends maturity date from April 4, 2030 to July 2, 2031 (except for non-extending lender).
- Removes 10 basis point Term SOFR Adjustment from the facility.
- Non-extending lender (Banco Santander) retains $200M commitment with original terms.
- Total facility size remains $1,997,500,000; other material terms unchanged.

## SEC filing metadata
- accession: 0001104659-26-082256
- form_type: 8-K
- ticker: GBDC
- cik: 0001476765
- company_name: GOLUB CAPITAL BDC, Inc.
- filed_at: 2026-07-09T20:05:57+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1476765/000110465926082256/0001104659-26-082256-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1476765/000110465926082256/tm2620117d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-082256
- JSON: https://secwatch.observer/filing/0001104659-26-082256.json
- Plain text: https://secwatch.observer/filing/0001104659-26-082256.txt

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