Cempra, Inc. (CEMP): Aisling Capital Slashes Stake as Stock Sinks

1	NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Aisling Capital Partners, LP
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP	(a) o (b) x
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX 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 1,232,278 (including 39,218 shares of the Issuer’s common stock issuable upon the exercise of the Warrants)
	8	SHARED VOTING POWER 0
	9	SOLE DISPOSITIVE POWER 1,232,278
	10	SHARED DISPOSITIVE POWER 0

11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,232,278
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 2.6%
14	TYPE OF REPORTING PERSON PN

Page 3 of 9 SEC Filing