Archrock Inc (AROC): Carlson Capital Lowers Its Stake

Page 5 of 25 – SEC Filing

CUSIP No. 03957W106	SCHEDULE 13D	Page 6 of 27 Pages

1	NAMES OF REPORTING PERSON    Black Diamond Offshore Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP	(a) [ ] (b) [X]
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)	[ ]
6	CITIZENSHIP OR PLACE OF ORGANIZATION    Cayman Islands

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 0
	8	SHARED VOTING POWER 220,218 Common Shares
	9	SOLE DISPOSITIVE POWER 0
	10	SHARED DISPOSITIVE POWER 220,218 Common Shares

11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON      220,218 Common Shares

12

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

[ ]

13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
	0.32%
14	TYPE OF REPORTING PERSON
	CO