B. Riley Securities Acts as Sole Bookrunner for Gladstone Capital Corporation in $60 Million Notes Offering

June 8, 2026 - B. Riley Securities, Inc., ("B. Riley Securities") a leading full-service investment bank, today announced it served as sole bookrunner to Gladstone Capital Corporation (the "Company")(NASDAQ: GLAD) in the closing of its $60 million aggregate principal amount of 7.000% Notes due 2029.

Gladstone Capital Corporation is a publicly traded business development company (BDC) that partners with management teams, entrepreneurs and private equity sponsors to provide financing solutions for lower middle market companies nationwide.

B. Riley Securities' deal team was led by Mike Cavanagh, Brian Taylor and Alex Shaffer.

Read more information about the transaction here.

About B. Riley Securities, Inc.

B. Riley Securities, Inc. provides a full suite of investment banking and capital markets services to corporations, financial sponsors, and institutional investors across all industry verticals. Services include initial and follow-on offerings, debt and equity-linked solutions, institutional private placements, merger and acquisition (M&A) advisory, corporate restructuring, and liability management. Widely recognized for its thematic proprietary equity research, B. Riley Securities offers clients an extensive network, deep industry expertise, and proven execution capabilities through its end-to-end platform. For more information, visit www.brileysecurities.com and follow us on LinkedIn.