Golub Capital BDC Declares Special Distributions Totaling $0.15 Per Share After Closing Merger With Golub Capital BDC 3

Golub Capital BDC, Inc. ("GBDC," or the "Company"), a business development company (NASDAQ:GBDC), announced today that it has completed its previously announced merger with Golub Capital BDC 3, Inc. ("GBDC 3"), with GBDC as the surviving company. With $8.8 billion of total assets at fair value and investments in 367 portfolio companies, on a pro forma basis as of March 31, 2024, GBDC is the fifth-largest externally managed, publicly traded business development company by assets.

On June 2, 2024, GBDC's Board of Directors declared a series of special distributions totaling $0.15 per share, to be distributed in three consecutive quarterly payments of $0.05 per share per quarter, based upon the following schedule:

• Special distribution #1 of $0.05 per share, payable on June 27, 2024, to stockholders of record as of June 13, 2024
• Special distribution #2 of $0.05 per share, payable on September 13, 2024, to stockholders of record as of August 16, 2024
• Special distribution #3 of $0.05 per share, payable on December 13, 2024, to stockholders of record as of November 29, 2024