---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-033742"
form_type: "8-K"
ticker: "GBDC"
cik: "0001476765"
company_name: "GOLUB CAPITAL BDC, Inc."
filed_at: "2025-04-10T23:59:59+00:00"
generated_at: "2026-05-23T17:12:40.044533+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Golub Capital BDC closes $1.998B revolver amendment, extends maturity to 2030, reduces fees

## Summary
- Total commitments unchanged at $1,997,500,000; accordion increased to $3.0B.
- Maturity extended from August 2029 to April 4, 2030.
- Commitment fee reduced from 0.375% to 0.325% on unused commitments.
- Applicable margin set to range 1.525%-1.775% (Term Benchmark/RFR) based on borrowing base coverage ratio.
- JPMorgan, MUFG, Santander, SMBC, Truist, Wells Fargo act as agents.

## SEC filing metadata
- accession: 0001104659-25-033742
- form_type: 8-K
- ticker: GBDC
- cik: 0001476765
- company_name: GOLUB CAPITAL BDC, Inc.
- filed_at: 2025-04-10T23:59:59+00:00
- event_type: debt
- sentiment: positive
- 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/1476765/000110465925033742/0001104659-25-033742-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1476765/000110465925033742/tm2511926d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-033742
- JSON: https://secwatch.observer/filing/0001104659-25-033742.json
- Plain text: https://secwatch.observer/filing/0001104659-25-033742.txt

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