---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-085754"
form_type: "8-K"
ticker: "GBDC"
cik: "0001476765"
company_name: "GOLUB CAPITAL BDC, Inc."
filed_at: "2025-08-29T23:59:59+00:00"
generated_at: "2026-05-17T09:11:31.691711+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Golub Capital BDC COO Matthew W. Benton resigns; Timothy J. Topicz assumes duties

## Summary
- Matthew W. Benton resigned as COO on August 25, 2025, not due to any dispute with the Company or Board.
- Timothy J. Topicz, an officer since February 2023, is assuming Benton's responsibilities.
- No other changes to executive team or compensation arrangements disclosed.

## SEC filing metadata
- accession: 0001104659-25-085754
- form_type: 8-K
- ticker: GBDC
- cik: 0001476765
- company_name: GOLUB CAPITAL BDC, Inc.
- filed_at: 2025-08-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1476765/000110465925085754/0001104659-25-085754-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1476765/000110465925085754/tm2524692d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-085754
- JSON: https://secwatch.observer/filing/0001104659-25-085754.json
- Plain text: https://secwatch.observer/filing/0001104659-25-085754.txt

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