COLUMBIA WANGER ASSET MANAGEMENT LLC [Rocket]

Holdings

COLUMBIA WANGER ASSET MANAGEMENT LLC

Changes: All | New | Increased | Decreased | Sold Out

Portfolio as of:

Name	Ticker	Class	Shares	Change	Value	Change	% Port	% OS	Hist	Date
INPHI Corp	IPHI	COM	919,141	905,814	33,641,000	33,112,000	0.50	2.16	Hist	12/31/2017
AMEDISYS INC	AMED	Common	659,940	575,474	34,785,000	30,058,000	0.52	1.94	Hist	12/31/2017
OLD DOMINION FREIGHT LINE, INC.	ODFL	Common	534,818	140,963	70,355,000	26,988,000	1.05	0.65	Hist	12/31/2017
Alteryx, Inc.	AYX	Common	1,561,897	941,152	39,469,137	26,824,137			Hist	12/31/2017
COHERENT CORP.	IIVI	Common	958,954	505,641	45,023,000	26,369,000	0.67	1.54	Hist	12/31/2017
BIO-TECHNE Corp	TECH	COM	264,889	162,264	34,316,000	21,910,000	0.51	0.71	Hist	12/31/2017
AMBARELLA INC	AMBA	SHS	535,129	337,845	31,439,000	21,770,000	0.47	1.61	Hist	12/31/2017
Bioverativ Inc.	BIVV	Common	1,032,033	422,091	55,647,000	20,838,000	0.83	0.95	Hist	12/31/2017
51JOB, INC.	JOBS	Common	645,399	333,120	39,273,000	20,346,000	0.59		Hist	12/31/2017
HAEMONETICS CORP	HAE	Common	907,049	145,722	52,681,000	18,520,000	0.79	1.72	Hist	12/31/2017
GENOMIC HEALTH INC	GHDX	COM	1,601,233	446,897	54,762,000	17,719,000	0.82	4.60	Hist	12/31/2017
Mimecast Ltd	MIME	Common	1,069,452	595,400	30,661,000	17,188,000	0.46		Hist	12/31/2017
PRA Health Sciences, Inc.	PRAH	COM	851,276	57,469	77,526,000	17,062,000	1.16	1.34	Hist	12/31/2017
TERADYNE, INC	TER	Common	1,253,396	303,396	52,480,000	17,054,000	0.78	0.64	Hist	12/31/2017
IROBOT CORP	IRBT	COMMON	582,995	223,817	44,716,000	17,038,000	0.67	2.09	Hist	12/31/2017
ROBERT HALF INTERNATIONAL INC.	RHI	Common	679,220	266,241	37,724,000	16,935,000	0.56	0.54	Hist	12/31/2017
HOULIHAN LOKEY, INC.	HLI	Common	1,055,757	238,741	47,963,000	15,993,000	0.72		Hist	12/31/2017
US Foods Holding Corp.	USFD	Common	1,056,033	389,646	33,719,000	15,926,000	0.50	0.47	Hist	12/31/2017
Celldex Therapeutics, Inc.	CLDX	Common	10,772,111	5,574,453	30,592,795	15,727,795			Hist	12/31/2017
ANSYS INC	ANSS	Common	583,692	2,038	86,147,000	14,761,000	1.29	0.69	Hist	12/31/2017
Lazard Ltd	LAZ	A	1,354,092	108,101	71,090,000	14,746,000	1.06		Hist	12/31/2017
Adtalem Global Education Inc.	ATGE	COM	1,298,786	181,119	54,614,000	14,546,000	0.82	2.14	Hist	12/31/2017
MASIMO CORP	MASI	Common	1,213,569	190,992	102,911,000	14,397,000	1.54	2.35	Hist	12/31/2017
POOL CORP	POOL	Common	463,891	40,975	60,143,000	14,396,000	0.90	1.15	Hist	12/31/2017
Mirror Merger Sub 2, LLC	EV	Common	1,286,473	100,154	72,544,000	13,975,000	1.08	1.09	Hist	12/31/2017
Encompass Health Corp	HLS	Common	2,370,011	126,018	117,102,000	13,093,000	1.75	2.41	Hist	12/31/2017
MONRO, INC.	MNRO	COM	496,955	220,941	28,302,000	12,831,000	0.42	1.52	Hist	12/31/2017
ADVANCED ENERGY INDUSTRIES INC	AEIS	COM	893,069	300,843	60,264,000	12,436,000	0.90	2.25	Hist	12/31/2017
Cooper-Standard Holdings Inc.	CPS	Common	474,597	76,262	58,138,000	11,943,000	0.87	2.71	Hist	12/31/2017
Varex Imaging Corp	VREX	COMMON STOCK	1,367,155	78,599	54,919,000	11,314,000	0.82	3.63	Hist	12/31/2017
MARKETAXESS HOLDINGS INC	MKTX	Common	163,954	44,507	33,078,000	11,039,000	0.49	0.44	Hist	12/31/2017
DUNKIN' BRANDS GROUP, INC.	DNKN	Common	580,202	81,788	37,406,000	10,950,000	0.56	0.64	Hist	12/31/2017
TRACTOR SUPPLY CO /DE/	TSCO	Common	391,354	97,067	29,254,000	10,629,000	0.44	0.31	Hist	12/31/2017
Snap-on Inc	SNA	Common	389,172	2,125	67,833,000	10,159,000	1.01	0.68	Hist	12/31/2017
MINDBODY, Inc.	MB	Common	749,502	246,621	22,822,000	9,823,000	0.34	1.60	Hist	12/31/2017
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