Company Analysis

Golub Capital BDC, Inc. (GBDC)

Nasdaq: GBDC · New York, NY · filing with the SEC since 2009
Grade5.4
◀ Past 5.6● Present 6.3▶ Future 3.9
6 est.

Filings

484 filings since 2017 beside 272 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Sep 30, 2026Large accelerated filers have 60 days after the fiscal year ends. by Nov 29, 2026
10-Q Quarterly report for the quarter ending Dec 31, 2026Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by Feb 9, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 98 days after the quarter ended. The proxy statement was last filed Dec 11, 2025.

Filings a yearinsider forms included
611761664140994328
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 2 times in the last 36 months, the newest Aug 29, 2025.SEC letters: 3 in the last 36 months, the newest Dec 13, 2024.
Insider forms 272

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Oct 6, 2026 8-K items 2.02, 9.01 Results released · Current report
Sep 10, 2026 40-17G Form 40-17G
Aug 11, 2026 8-K item 8.01 Other event · Current report Aug 7, 2026
Aug 3, 2026 10-Q Quarterly report Jun 30, 2026
Aug 3, 2026 8-K items 2.02, 9.01 Results released · Current report
Aug 3, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 9, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Jul 2, 2026
Jul 7, 2026 8-K items 2.02, 9.01 Results released · Current report
May 27, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 20, 2026 8-K items 1.01, 9.01 Major agreement signed · Current report May 19, 2026
May 20, 2026 424B2 Offering prospectus, notes or structured products
May 19, 2026 497AD Form 497AD
May 19, 2026 497AD Form 497AD
May 19, 2026 497AD Form 497AD
May 19, 2026 FWP Offering communication
May 19, 2026 424B2 Offering prospectus, notes or structured products
May 4, 2026 10-Q Quarterly report Mar 31, 2026
May 4, 2026 8-K items 2.02, 9.01 Results released · Current report
May 4, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 6, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 5, 2026 8-K item 5.07 Shareholder vote · Current report Feb 2, 2026
Feb 4, 2026 10-Q Quarterly report Dec 31, 2025
Feb 4, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 4, 2026 8-K items 2.02, 9.01 Results released · Current report
Jan 13, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 8, 2026 8-K items 2.02, 9.01 Results released · Current report
Dec 11, 2025 DEFA14A Extra proxy material
Dec 11, 2025 DEF 14A Proxy statement Feb 2, 2026
Nov 18, 2025 10-K Annual report Sep 30, 2025
Nov 18, 2025 8-K items 2.02, 9.01 Results released · Current report
Nov 18, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 7, 2025 8-K items 2.02, 9.01 Results released · Current report
Sep 26, 2025 8-K items 2.03, 9.01 New debt or obligation taken on · Current report
Sep 25, 2025 8-K items 1.01, 9.01 Major agreement signed · Current report Sep 19, 2025
Sep 23, 2025 424B2 Offering prospectus, notes or structured products
Sep 19, 2025 497AD Form 497AD
Sep 19, 2025 FWP Offering communication
Sep 19, 2025 424B2 Offering prospectus, notes or structured products
Aug 29, 2025 8-K item 5.02 Officer or director change · Current report Aug 25, 2025
Aug 29, 2025 40-17G Form 40-17G
40 of 484 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton GBDC · research, not advice