Lawrence E. Golub - 27 May 2021 Form 4 Insider Report for GOLUB CAPITAL BDC, Inc. (GBDC)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GBDC	Common Stock, par value $0.001 per share	Purchase	$31,498	+2,000	+0.09%	$15.75	2,189,401	27 May 2021	By GGP, Holdings L.P.	F1
transaction	GBDC	Common Stock, par value $0.001 per share	Purchase	$31,612	+2,000	+0.09%	$15.81	2,191,401	28 May 2021	By GGP, Holdings L.P.	F1
holding	GBDC	Common Stock, par value $0.001 per share						430,177	27 May 2021	By Whitehall Capital Investors N, LLC	F2
holding	GBDC	Common Stock, par value $0.001 per share						274,518	27 May 2021	By Polar Madison Holdings, LLC	F3
holding	GBDC	Common Stock, par value $0.001 per share						14,977	27 May 2021	By Golub Onshore GP, LLC	F4
holding	GBDC	Common Stock, par value $0.001 per share						1,359,031	27 May 2021	By GCOP LLC	F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	Due to his control and ownership in GGP Holdings, L.P., Mr. Golub is viewed as having investment power over all of the shares owned by such entity.
F2	The shares reported herein are directly beneficially owned by Whitehall Capital Investors N, LLC and are held for the benefit of Mr. Golub's family trust.
F3	The shares reported herein are directly beneficially owned by Polar Madison Holdings, LLC and are held for the benefit of Mr. Golub's family trust.
F4	Due to his control and ownership in Golub Onshore GP, LLC, Mr. Golub is viewed as having investment power over all of the shares owned by such entity.
F5	Due to his control of and ownership interest in GCOP LLC, Mr. Golub may be viewed as having investment power over all of the shares owned by such entity.