Blueknight Energy Partners L.p. (BKEP): MSDC Management Adds to Its Shares

CUSIP NO.

09625U109

SCHEDULE 13D

1	NAMES OF REPORTING PERSONS

		MSD Partners, L.P.

2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP					(a) o
						(b) x

3	SEC USE ONLY

4	SOURCE OF FUNDS (SEE INSTRUCTIONS)

		AF

5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)					o


6	CITIZENSHIP OR PLACE OF ORGANIZATION

		Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH			7	SOLE VOTING POWER

					-0-

			8	SHARED VOTING POWER

					5,192,232⁽¹⁾

			9	SOLE DISPOSITIVE POWER

					-0-

			10	SHARED DISPOSITIVE POWER

					5,192,232⁽¹⁾

11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

		5,192,232⁽¹⁾

12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)					o


13	PERCENT OF CLASS REPRESENTED IN ROW (11)

		14.0%⁽²⁾

14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

		PN

* See Item 5.

¹	Includes 1,935,842 Common Units that MSD Torchlight, L.P. has the right to acquire within 60 days upon conversion of 1,935,842 Series A Preferred Units.
²	The percentages used herein and in the rest of this Schedule 13D/A are calculated based upon 37,049,876 Common Units outstanding as of July 28, 2016 as reported in the Partnership’s Form 10-Q filed on August 3, 2016.

Page 2 of 6 – SEC Filing