FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Golub David   2. Issuer Name and Ticker or Trading Symbol Golub Capital BDC, Inc. [GBDC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) C/O GOLUB CAPITAL BDC, INC., 150 SOUTH WACKER DRIVE, SUITE 800 3. Date of Earliest Transaction (Month/Day/Year) 06/10/2015 (Street) CHICAGO, IL 60606 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, par value $0.001 per share 06/10/2015   P   26,845 A $ 17.21 (1) 137,380 I CDGQ LLC (2) Common Stock, par value $0.001 per share               100,311 D   Common Stock, par value $0.001 per share               1,245 I CDGPE LLC (3) Common Stock, par value $0.001 per share               539,272 I By GCOP LLC (4)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Golub David C/O GOLUB CAPITAL BDC, INC. 150 SOUTH WACKER DRIVE, SUITE 800 CHICAGO, IL 60606	X		Chief Executive Officer

Signatures

/s/ Golub David		06/11/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $17.14 to $17.30, inclusive. Upon request by the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, the reporting person undertakes to provide full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
(2)	The shares reported herein are directly beneficially owned by CDGQ LLC and are held for the benefit of Mr. Golub's family trust.
(3)	The shares reported herein are directly beneficially owned by CDGPE LLC and are held for the benefit of Mr. Golub's family trust.
(4)	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. These shares are held for the benefit of employees of Golub Capital and vest subject to certain adjustments as specified by the terms of the compensation arrangements. Mr. Golub disclaims beneficial ownership of such shares of Common Stock held by GCOP LLC except to the extent of his pecuniary interest therein. As of the date hereof, Mr. Golub has no pecuniary interest in the shares of Common Stock held by GCOP LLC.

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