GLADSTONE CAPITAL CORPORATION

Gladstone Commercial Corporation ("GOOD") has filed a registration statement (including a prospectus) and a prospectus supplement with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement, the prospectus supplement and other documents that GOOD has filed with the SEC for more complete information about GOOD and this offering. You may get these documents for free via the link below or by visiting EDGAR on the SEC website at www.sec.gov. Alternatively, Gladstone Securities, GOOD's dealer manager for this offering, will arrange to send you the prospectus and the prospectus supplement if you request it by calling toll‑free at (833) 849-5993... Gladstone Offerings provides preferred stock offerings from the Gladstone Family of funds.

Also known as: Gladstone Commercial Corporation, Gladstone Land Corporation, Gladstone Offerings