William Blair Investment Management 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
AARONS INC	COM PAR $0.50	002535300	23,248	512,066	SH		SOLE		461,537	0	50,529
ABBOTT LABS	COM	002824100	60,005	656,297	SH		SOLE		630,797	0	25,500
ABIOMED INC	COM	003654100	139,173	576,142	SH		SOLE		507,693	0	68,449
ACCENTURE PLC IRELAND	SHS CLASS A	G1151C101	75,398	351,148	SH		SOLE		335,214	0	15,934
ACTIVISION BLIZZARD INC	COM	00507V109	67,257	886,122	SH		SOLE		851,897	0	34,225
ADOBE INC	COM	00724F101	177,188	407,038	SH		SOLE		305,824	0	101,214
ADTALEM GLOBAL ED INC	COM	00737L103	7,511	241,124	SH		SOLE		241,124	0	0
ADVANCE AUTO PARTS INC	COM	00751Y106	200,785	1,409,515	SH		SOLE		1,225,337	0	184,178
ADVANCED MICRO DEVICES INC	COM	007903107	64,217	1,220,623	SH		SOLE		1,171,228	0	49,395
AERIE PHARMACEUTICALS INC	COM	00771V108	20,281	1,374,067	SH		SOLE		1,238,656	0	135,411
AGILENT TECHNOLOGIES INC	COM	00846U101	43,032	486,950	SH		SOLE		376,383	0	110,567
AGILYSYS INC	COM	00847J105	13,934	776,706	SH		SOLE		700,104	0	76,602
AGREE REALTY CORP	COM	008492100	10,126	154,106	SH		SOLE		154,106	0	0
ALARM COM HLDGS INC	COM	011642105	145,055	2,238,155	SH		SOLE		2,033,657	0	204,498
ALBANY INTL CORP	CL A	012348108	17,049	290,391	SH		SOLE		261,731	0	28,660
ALIBABA GROUP HLDG LTD	SPONSORED ADS	01609W102	3,515	16,295	SH		SOLE		16,295	0	0
ALIGN TECHNOLOGY INC	COM	016255101	16,731	60,965	SH		SOLE		42,966	0	17,999
ALLEGION PLC	ORD SHS	G0176J109	29,991	293,396	SH		SOLE		144,519	0	148,877
ALPHABET INC	CAP STK CL C	02079K107	25,649	18,144	SH		SOLE		17,064	0	1,080
ALPHABET INC	CAP STK CL A	02079K305	277,027	195,358	SH		SOLE		148,461	0	46,897
AMAZON COM INC	COM	023135106	425,032	154,063	SH		SOLE		120,440	0	33,623
AMEDISYS INC	COM	023436108	195,959	987,002	SH		SOLE		894,080	0	92,922
AMERICAN ASSETS TR INC	COM	024013104	8,489	304,907	SH		SOLE		304,907	0	0
AMERICAN SOFTWARE INC	CL A	029683109	12,029	763,235	SH		SOLE		687,780	0	75,455
AMERICOLD RLTY TR	COM	03064D108	22,605	622,736	SH		SOLE		522,120	0	100,616
AON PLC	SHS CL A	G0403H108	44,172	229,346	SH		SOLE		220,860	0	8,486
APOLLO GLOBAL MGMT INC	COM CL A	03768E105	42,645	854,264	SH		SOLE		814,319	0	39,945
APTIV PLC	SHS	G6095L109	67,412	865,140	SH		SOLE		468,093	0	397,047
ARCHROCK INC	COM	03957W106	6,271	966,326	SH		SOLE		966,326	0	0
ARCO PLATFORM LTD	COM CL A	G04553106	17,016	391,352	SH		SOLE		257,188	0	134,164
ARES MANAGEMENT CORPORATION	CL A COM STK	03990B101	118,379	2,981,840	SH		SOLE		2,659,457	0	322,383
ARISTA NETWORKS INC	COM	040413106	35,045	166,857	SH		SOLE		134,609	0	32,248
ARMSTRONG WORLD INDS INC	COM	04247X102	11,489	147,374	SH		SOLE		120,685	0	26,689
ASML HOLDING N V	N Y REGISTRY SHS	N07059210	3,286	8,928	SH		SOLE		8,928	0	0
ASPEN TECHNOLOGY INC	COM	045327103	165,855	1,600,758	SH		SOLE		1,428,823	0	171,935
ATLASSIAN CORP PLC	CL A	G06242104	174,857	969,973	SH		SOLE		765,649	0	204,324
AVALARA INC	COM	05338G106	193,513	1,454,002	SH		SOLE		1,317,085	0	136,917
AVERY DENNISON CORP	COM	053611109	8,486	74,377	SH		SOLE		51,851	0	22,526
AXOGEN INC	COM	05463X106	9,198	995,495	SH		SOLE		897,247	0	98,248
BALL CORP	COM	058498106	44,163	635,528	SH		SOLE		496,267	0	139,261
BANC OF CALIFORNIA INC	COM	05990K106	5,966	550,910	SH		SOLE		550,910	0	0
BANNER CORP	COM NEW	06652V208	7,766	204,366	SH		SOLE		204,366	0	0
BJS WHSL CLUB HLDGS INC	COM	05550J101	266,288	7,144,840	SH		SOLE		6,337,094	0	807,746
BLACK HILLS CORP	COM	092113109	10,553	186,253	SH		SOLE		186,253	0	0
BLACKROCK INC	COM	09247X101	55,419	101,856	SH		SOLE		51,306	0	50,550
BLUE BIRD CORP	COM	095306106	18,289	1,220,056	SH		SOLE		1,018,155	0	201,901
BOOT BARN HLDGS INC	COM	099406100	37,723	1,749,661	SH		SOLE		1,461,264	0	288,397
BOOZ ALLEN HAMILTON HLDG COR	CL A	099502106	182,900	2,351,198	SH		SOLE		2,059,385	0	291,813
BOSTON PRIVATE FINL HLDGS IN	COM	101119105	8,615	1,252,123	SH		SOLE		1,252,123	0	0
BRADY CORP	CL A	104674106	19,076	407,429	SH		SOLE		407,429	0	0
BRIGHAM MINERALS INC	CL A COM	10918L103	7,016	568,099	SH		SOLE		568,099	0	0
BRIGHT HORIZONS FAM SOL IN D	COM	109194100	177,697	1,516,185	SH		SOLE		1,357,313	0	158,872
BRINKS CO	COM	109696104	178,953	3,932,173	SH		SOLE		3,527,358	0	404,815
BROOKFIELD ASSET MGMT INC	CL A LTD VT SH	112585104	232,159	7,056,509	SH		SOLE		5,674,385	0	1,382,124
BROOKS AUTOMATION INC NEW	COM	114340102	160,815	3,635,054	SH		SOLE		3,249,782	0	385,272
BROWN & BROWN INC	COM	115236101	403	9,878	SH		SOLE		0	0	9,878
BURLINGTON STORES INC	COM	122017106	192,490	977,452	SH		SOLE		859,428	0	118,024
BWX TECHNOLOGIES INC	COM	05605H100	430,586	7,602,146	SH		SOLE		6,717,362	0	884,784
CABLE ONE INC	COM	12685J105	202,305	113,984	SH		SOLE		101,174	0	12,810
CACTUS INC	CL A	127203107	4,099	198,674	SH		SOLE		198,674	0	0
CADENCE DESIGN SYSTEM INC	COM	127387108	30,180	314,505	SH		SOLE		221,718	0	92,787
CAMECO CORP	COM	13321L108	153,360	14,961,907	SH		SOLE		13,369,183	0	1,592,724
CANADIAN NATL RY CO	COM	136375102	302,551	3,419,466	SH		SOLE		2,943,491	0	475,975
CAREDX INC	COM	14167L103	8,608	242,957	SH		SOLE		218,982	0	23,975
CARMAX INC	COM	143130102	1,960	21,892	SH		SOLE		21,892	0	0
CARPENTER TECHNOLOGY CORP	COM	144285103	6,765	278,618	SH		SOLE		278,618	0	0
CARTERS INC	COM	146229109	6,198	76,800	SH		SOLE		76,800	0	0
CASELLA WASTE SYS INC	CL A	147448104	27,597	529,490	SH		SOLE		477,236	0	52,254
CASEYS GEN STORES INC	COM	147528103	5,315	35,545	SH		SOLE		35,545	0	0
CAVCO INDS INC DEL	COM	149568107	10,433	54,097	SH		SOLE		54,097	0	0
CBOE GLOBAL MARKETS INC	COM	12503M108	7,379	79,111	SH		SOLE		55,176	0	23,935
CELANESE CORP DEL	COM	150870103	5,005	57,968	SH		SOLE		40,843	0	17,125
CENTENE CORP DEL	COM	15135B101	18,547	291,854	SH		SOLE		205,627	0	86,227
CHESAPEAKE UTILS CORP	COM	165303108	580	6,905	SH		SOLE		6,905	0	0
CNO FINL GROUP INC	COM	12621E103	9,483	609,042	SH		SOLE		609,042	0	0
CNX RESOURCES CORPORATION	COM	12653C108	3,796	438,787	SH		SOLE		438,787	0	0
COCA COLA CO	COM	191216100	61,581	1,378,276	SH		SOLE		1,326,090	0	52,186
CODEXIS INC	COM	192005106	26,112	2,290,483	SH		SOLE		1,943,314	0	347,169
COLLIERS INTL GROUP INC	SUB VTG SHS	194693107	18,553	323,726	SH		SOLE		289,126	0	34,600
CONAGRA BRANDS INC	COM	205887102	16,342	464,665	SH		SOLE		327,380	0	137,285
CONMED CORP	COM	207410101	13,094	181,891	SH		SOLE		181,891	0	0
COPART INC	COM	217204106	211,430	2,539,084	SH		SOLE		2,262,994	0	276,090
CORESITE RLTY CORP	COM	21870Q105	25,282	208,842	SH		SOLE		180,869	0	27,973
COSTAR GROUP INC	COM	22160N109	92,455	130,095	SH		SOLE		84,904	0	45,191
COSTCO WHSL CORP NEW	COM	22160K105	40,995	135,203	SH		SOLE		130,607	0	4,596
COUPA SOFTWARE INC	COM	22266L106	130,957	472,699	SH		SOLE		416,345	0	56,354
CREDICORP LTD	COM	G2519Y108	52,977	396,325	SH		SOLE		382,668	0	13,657
CREE INC	COM	225447101	121,420	2,051,366	SH		SOLE		1,835,964	0	215,402
CROWN HLDGS INC	COM	228368106	209,438	3,215,693	SH		SOLE		2,866,089	0	349,604
CRYOLIFE INC	COM	228903100	14,675	765,530	SH		SOLE		689,980	0	75,550
CURTISS WRIGHT CORP	COM	231561101	11,682	130,847	SH		SOLE		130,847	0	0
CYBERARK SOFTWARE LTD	SHS	M2682V108	55,604	560,129	SH		SOLE		442,755	0	117,374
DARLING INGREDIENTS INC	COM	237266101	33,682	1,368,074	SH		SOLE		1,277,750	0	90,324
DECKERS OUTDOOR CORP	COM	243537107	9,697	49,378	SH		SOLE		49,378	0	0
DIAGEO P L C	SPON ADR NEW	25243Q205	2,975	22,140	SH		SOLE		22,140	0	0
DOLBY LABORATORIES INC	COM CL A	25659T107	36,050	547,295	SH		SOLE		409,727	0	137,568
DOMINOS PIZZA INC	COM	25754A201	9,513	25,749	SH		SOLE		18,143	0	7,606
DONALDSON INC	COM	257651109	1,950	41,919	SH		SOLE		41,919	0	0
DOUGLAS DYNAMICS INC	COM	25960R105	24,126	686,952	SH		SOLE		577,144	0	109,808
DOUGLAS EMMETT INC	COM	25960P109	10,618	346,329	SH		SOLE		251,213	0	95,116
DRIL QUIP INC	COM	262037104	2,582	86,684	SH		SOLE		86,684	0	0
DUCOMMUN INC DEL	COM	264147109	25,934	743,727	SH		SOLE		670,389	0	73,338
DUNKIN BRANDS GROUP INC	COM	265504100	7,941	121,746	SH		SOLE		121,746	0	0
EAGLE MATERIALS INC	COM	26969P108	8,627	122,861	SH		SOLE		85,680	0	37,181
ECOLAB INC	COM	278865100	3,786	19,029	SH		SOLE		19,029	0	0
EDWARDS LIFESCIENCES CORP	COM	28176E108	41,011	593,414	SH		SOLE		298,175	0	295,239
ENCOMPASS HEALTH CORP	COM	29261A100	282,600	4,563,219	SH		SOLE		4,047,846	0	515,373
ENCORE CAP GROUP INC	COM	292554102	22,252	651,038	SH		SOLE		536,223	0	114,815
ENTEGRIS INC	COM	29362U104	94,286	1,596,714	SH		SOLE		1,422,958	0	173,756
EPAM SYS INC	COM	29414B104	21,692	86,075	SH		SOLE		60,648	0	25,427
EQUIFAX INC	COM	294429105	64,167	373,326	SH		SOLE		336,960	0	36,366
EQUITY LIFESTYLE PPTYS INC	COM	29472R108	9,829	157,319	SH		SOLE		114,076	0	43,243
ESCO TECHNOLOGIES INC	COM	296315104	24,523	290,108	SH		SOLE		275,093	0	15,015
ETSY INC	COM	29786A106	236,780	2,228,940	SH		SOLE		2,024,741	0	204,199
EURONET WORLDWIDE INC	COM	298736109	225,601	2,354,428	SH		SOLE		2,072,318	0	282,110
EXACT SCIENCES CORP	COM	30063P105	154,686	1,779,225	SH		SOLE		1,579,804	0	199,421
F M C CORP	COM NEW	302491303	6,515	65,399	SH		SOLE		45,696	0	19,703
F N B CORP	COM	302520101	8,150	1,086,604	SH		SOLE		1,086,604	0	0
FACEBOOK INC	CL A	30303M102	100,007	440,423	SH		SOLE		216,675	0	223,748
FEDERAL SIGNAL CORP	COM	313855108	7,460	250,935	SH		SOLE		250,935	0	0
FIDELITY NATL INFORMATION SV	COM	31620M106	122,391	912,749	SH		SOLE		662,164	0	250,585
FIRST AMERN FINL CORP	COM	31847R102	5,482	114,157	SH		SOLE		114,157	0	0
FIRSTCASH INC	COM	33767D105	144,904	2,147,357	SH		SOLE		1,924,714	0	222,643
FIRSTSERVICE CORP NEW	COM	33767E202	139,685	1,386,448	SH		SOLE		1,253,487	0	132,961
FORRESTER RESH INC	COM	346563109	13,533	422,371	SH		SOLE		380,686	0	41,685
FORTIVE CORP	COM	34959J108	64,496	953,237	SH		SOLE		871,182	0	82,055
FTI CONSULTING INC	COM	302941109	12,202	106,520	SH		SOLE		106,520	0	0
GALLAGHER ARTHUR J & CO	COM	363576109	30,481	312,657	SH		SOLE		222,977	0	89,680
GENERAC HLDGS INC	COM	368736104	115,074	943,767	SH		SOLE		842,147	0	101,620
GENMARK DIAGNOSTICS INC	COM	372309104	9,284	631,106	SH		SOLE		568,877	0	62,229
GIBRALTAR INDS INC	COM	374689107	11,502	239,579	SH		SOLE		239,579	0	0
GLACIER BANCORP INC NEW	COM	37637Q105	9,985	282,928	SH		SOLE		282,928	0	0
GLOBAL PMTS INC	COM	37940X102	15,204	89,637	SH		SOLE		63,181	0	26,456
GLOBANT S A	COM	L44385109	190,202	1,269,282	SH		SOLE		984,083	0	285,199
GODADDY INC	CL A	380237107	186,931	2,549,179	SH		SOLE		2,250,123	0	299,056
GRAND CANYON ED INC	COM	38526M106	371,549	4,104,152	SH		SOLE		3,677,663	0	426,489
GRID DYNAMICS HLDGS INC	CL A	39813G109	15,552	2,253,938	SH		SOLE		2,031,311	0	222,627
GRUPO AEROPORTUARIO DEL SURE	SPON ADR SER B	40051E202	16,012	142,593	SH		SOLE		110,563	0	32,030
GSX TECHEDU INC	SPONSORED ADS	36257Y109	44,959	749,389	SH		SOLE		598,044	0	151,345
GUIDEWIRE SOFTWARE INC	COM	40171V100	34,337	309,760	SH		SOLE		295,263	0	14,497
HALOZYME THERAPEUTICS INC	COM	40637H109	176,373	6,578,612	SH		SOLE		5,957,502	0	621,110
HANCOCK WHITNEY CORPORATION	COM	410120109	10,198	481,057	SH		SOLE		481,057	0	0
HANGER INC	COM NEW	41043F208	30,843	1,862,481	SH		SOLE		1,547,779	0	314,702
HANOVER INS GROUP INC	COM	410867105	11,028	108,835	SH		SOLE		108,835	0	0
HDFC BANK LTD	SPONSORED ADS	40415F101	110,436	2,427,809	SH		SOLE		1,911,417	0	516,392
HEADHUNTER GROUP PLC	SPONSORED ADS	42207L106	4,213	180,181	SH		SOLE		118,395	0	61,786
HEALTH CATALYST INC	COM	42225T107	19,165	657,027	SH		SOLE		592,183	0	64,844
HEALTHCARE RLTY TR	COM	421946104	23,436	800,140	SH		SOLE		709,723	0	90,417
HEALTHEQUITY INC	COM	42226A107	149,089	2,541,151	SH		SOLE		2,279,936	0	261,215
HEICO CORP NEW	CL A	422806208	110,946	1,365,658	SH		SOLE		1,237,452	0	128,206
HELEN OF TROY CORP LTD	COM	G4388N106	123,854	656,843	SH		SOLE		600,051	0	56,792
HIGHWOODS PPTYS INC	COM	431284108	8,321	222,897	SH		SOLE		222,897	0	0
HOLLYFRONTIER CORP	COM	436106108	5,418	185,558	SH		SOLE		185,558	0	0
HOME BANCSHARES INC	COM	436893200	22,716	1,476,993	SH		SOLE		1,404,174	0	72,819
HORACE MANN EDUCATORS CORP N	COM	440327104	9,695	263,946	SH		SOLE		263,946	0	0
HORIZON THERAPEUTICS PUB LTD	SHS	G46188101	423,496	7,619,578	SH		SOLE		6,755,512	0	864,066
IAA INC	COM	449253103	16,569	429,587	SH		SOLE		357,876	0	71,711
ICICI BANK LIMITED	ADR	45104G104	2,857	306,770	SH		SOLE		306,770	0	0
ICON PLC	SHS	G4705A100	90,041	534,495	SH		SOLE		433,086	0	101,409
IDACORP INC	COM	451107106	19,974	228,609	SH		SOLE		192,595	0	36,014
IDEXX LABS INC	COM	45168D104	47,604	144,185	SH		SOLE		72,572	0	71,613
ILLUMINA INC	COM	452327109	76,662	207,000	SH		SOLE		167,242	0	39,758
INFOSYS LTD	SPONSORED ADR	456788108	16,018	1,655,803	SH		SOLE		1,655,803	0	0
INPHI CORP	COM	45772F107	24,226	206,177	SH		SOLE		193,994	0	12,183
INSMED INC	COM PAR $.01	457669307	22,566	819,391	SH		SOLE		738,535	0	80,856
INSULET CORP	COM	45784P101	175,113	901,436	SH		SOLE		806,311	0	95,125
INTEGER HLDGS CORP	COM	45826H109	12,727	174,224	SH		SOLE		174,224	0	0
INTERCONTINENTAL EXCHANGE IN	COM	45866F104	52,910	577,621	SH		SOLE		290,961	0	286,660
INTERPUBLIC GROUP COS INC	COM	460690100	3,495	203,648	SH		SOLE		203,648	0	0
INTUIT	COM	461202103	53,212	179,654	SH		SOLE		171,253	0	8,401
INTUITIVE SURGICAL INC	COM NEW	46120E602	39,415	69,170	SH		SOLE		37,234	0	31,936
IRHYTHM TECHNOLOGIES INC	COM	450056106	165,263	1,426,030	SH		SOLE		1,291,496	0	134,534
ISHARES INC	MSCI BRAZIL ETF	464286400	2,603	90,500	SH		SOLE		90,500	0	0
ISHARES INC	MSCI CHILE ETF	464286640	12,232	485,400	SH		SOLE		485,400	0	0
ISHARES INC	CORE MSCI EMKT	46434G103	50,661	1,064,300	SH		SOLE		1,064,300	0	0
ISHARES TR	IBOXX INV CP ETF	464287242	38,675	287,550	SH		SOLE		287,550	0	0
ISHARES TR	MSCI EAFE ETF	464287465	63	1,035	SH		SOLE		1,035	0	0
ISHARES TR	RUS MD CP GR ETF	464287481	455	2,876	SH		SOLE		2,876	0	0
ISHARES TR	RUS 2000 GRW ETF	464287648	1,237	5,981	SH		SOLE		5,981	0	0
ISHARES TR	JPMORGAN USD EMG	464288281	83	760	SH		SOLE		760	0	0
ISHARES TR	MBS ETF	464288588	64,206	580,000	SH		SOLE		580,000	0	0
J & J SNACK FOODS CORP	COM	466032109	7,383	58,078	SH		SOLE		58,078	0	0
J2 GLOBAL INC	COM	48123V102	141,035	2,231,217	SH		SOLE		1,970,949	0	260,268
JOHN BEAN TECHNOLOGIES CORP	COM	477839104	19,439	225,982	SH		SOLE		191,860	0	34,122
JONES LANG LASALLE INC	COM	48020Q107	93,579	904,495	SH		SOLE		805,704	0	98,791
JPMORGAN CHASE & CO	COM	46625H100	49,123	522,254	SH		SOLE		262,298	0	259,956
KINGSOFT CLOUD HLDGS LTD	ADS	49639K101	6,810	216,048	SH		SOLE		141,968	0	74,080
KNOWLES CORP	COM	49926D109	20,406	1,337,195	SH		SOLE		1,106,678	0	230,517
LAM RESEARCH CORP	COM	512807108	50,569	156,339	SH		SOLE		149,017	0	7,322
LAMB WESTON HLDGS INC	COM	513272104	177,158	2,771,130	SH		SOLE		2,429,877	0	341,253
LAUDER ESTEE COS INC	CL A	518439104	92,152	488,406	SH		SOLE		343,109	0	145,297
LAUREATE EDUCATION INC	CL A	518613203	22,861	2,294,170	SH		SOLE		2,102,848	0	191,322
LHC GROUP INC	COM	50187A107	37,488	215,053	SH		SOLE		176,897	0	38,156
LIFE STORAGE INC	COM	53223X107	11,527	121,397	SH		SOLE		121,397	0	0
LIGAND PHARMACEUTICALS INC	COM NEW	53220K504	166,265	1,486,504	SH		SOLE		1,346,030	0	140,474
LINCOLN ELEC HLDGS INC	COM	533900106	98,498	1,169,258	SH		SOLE		1,043,382	0	125,876
LINDE PLC	SHS	G5494J103	38,483	181,428	SH		SOLE		173,733	0	7,695
LITHIA MTRS INC	CL A	536797103	16,748	110,671	SH		SOLE		99,734	0	10,937
LITTELFUSE INC	COM	537008104	19,137	112,156	SH		SOLE		101,091	0	11,065
LIVE NATION ENTERTAINMENT IN	COM	538034109	192,388	4,339,894	SH		SOLE		3,889,907	0	449,987
LIVEPERSON INC	COM	538146101	12,565	303,283	SH		SOLE		273,377	0	29,906
LIVERAMP HLDGS INC	COM	53815P108	7,065	166,355	SH		SOLE		166,355	0	0
LOCKHEED MARTIN CORP	COM	539830109	47,001	128,799	SH		SOLE		63,481	0	65,318
LPL FINL HLDGS INC	COM	50212V100	26,496	337,955	SH		SOLE		271,847	0	66,108
LULULEMON ATHLETICA INC	COM	550021109	275,402	882,672	SH		SOLE		681,034	0	201,638
LUXFER HOLDINGS PLC	SHS	G5698W116	25,622	1,810,741	SH		SOLE		1,564,013	0	246,728
MAGELLAN HEALTH INC	COM NEW	559079207	8,212	112,526	SH		SOLE		112,526	0	0
MARRIOTT INTL INC NEW	CL A	571903202	21,835	254,697	SH		SOLE		242,787	0	11,910
MARTIN MARIETTA MATLS INC	COM	573284106	246,605	1,193,809	SH		SOLE		1,073,091	0	120,718
MASIMO CORP	COM	574795100	103,136	452,371	SH		SOLE		409,957	0	42,414
MASTERCARD INCORPORATED	CL A	57636Q104	227,285	768,635	SH		SOLE		584,679	0	183,956
MAXIMUS INC	COM	577933104	105,033	1,490,894	SH		SOLE		1,310,646	0	180,248
MEDNAX INC	COM	58502B106	10,884	636,486	SH		SOLE		442,840	0	193,646
MERCADOLIBRE INC	COM	58733R102	344,227	349,196	SH		SOLE		285,116	0	64,080
MERCURY SYS INC	COM	589378108	165,589	2,105,120	SH		SOLE		1,903,440	0	201,680
MERIT MED SYS INC	COM	589889104	44,095	965,936	SH		SOLE		774,180	0	191,756
METTLER TOLEDO INTERNATIONAL	COM	592688105	12,724	15,795	SH		SOLE		11,126	0	4,669
MICROCHIP TECHNOLOGY INC.	COM	595017104	27,046	256,821	SH		SOLE		186,043	0	70,778
MICROSOFT CORP	COM	594918104	304,151	1,494,529	SH		SOLE		1,438,798	0	55,731
MINERALS TECHNOLOGIES INC	COM	603158106	8,558	182,359	SH		SOLE		182,359	0	0
MONARCH CASINO & RESORT INC	COM	609027107	4,342	127,400	SH		SOLE		127,400	0	0
MONGODB INC	CL A	60937P106	137,346	606,811	SH		SOLE		535,406	0	71,405
MURPHY USA INC	COM	626755102	5,549	49,287	SH		SOLE		49,287	0	0
NATIONAL BK HLDGS CORP	CL A	633707104	8,422	311,931	SH		SOLE		311,931	0	0
NATIONAL INSTRS CORP	COM	636518102	142,545	3,682,372	SH		SOLE		3,356,285	0	326,087
NATIONAL VISION HLDGS INC	COM	63845R107	141,119	4,623,817	SH		SOLE		4,110,911	0	512,906
NETEASE INC	SPONSORED ADS	64110W102	466,415	1,086,069	SH		SOLE		928,916	0	157,153
NEW ORIENTAL ED & TECHNOLOGY	SPON ADR	647581107	5,318	40,838	SH		SOLE		18,851	0	21,987
NEXTERA ENERGY INC	COM	65339F101	34,532	143,780	SH		SOLE		73,390	0	70,390
NICE LTD	SPONSORED ADR	653656108	281,734	1,488,616	SH		SOLE		1,315,754	0	172,862
NIKE INC	CL B	654106103	121,079	1,234,870	SH		SOLE		927,985	0	306,885
NOVANTA INC	COM	67000B104	109,066	1,021,501	SH		SOLE		925,244	0	96,257
NOVO-NORDISK A S	ADR	670100205	3,984	60,847	SH		SOLE		60,847	0	0
NVR INC	COM	62944T105	9,995	3,067	SH		SOLE		0	0	3,067
NXP SEMICONDUCTORS N V	COM	N6596X109	2,276	19,958	SH		SOLE		19,958	0	0
OCEANEERING INTL INC	COM	675232102	3,172	496,462	SH		SOLE		371,777	0	124,685
OCEANFIRST FINL CORP	COM	675234108	7,923	449,425	SH		SOLE		449,425	0	0
ONE GAS INC	COM	68235P108	13,285	172,422	SH		SOLE		172,422	0	0
OPEN LENDING CORP	COM CL A	68373J104	11,814	782,389	SH		SOLE		705,179	0	77,210
ORION ENGINEERED CARBONS S A	COM	L72967109	24,701	2,332,476	SH		SOLE		1,903,769	0	428,707
PACWEST BANCORP DEL	COM	695263103	7,792	395,332	SH		SOLE		395,332	0	0
PAE INC	COM CL A	69290Y109	26,907	2,814,549	SH		SOLE		2,536,769	0	277,780
PARSLEY ENERGY INC	CL A	701877102	9,788	916,512	SH		SOLE		754,310	0	162,202
PAYPAL HLDGS INC	COM	70450Y103	200,277	1,149,498	SH		SOLE		896,410	0	253,088
PDC ENERGY INC	COM	69327R101	4,247	341,398	SH		SOLE		341,398	0	0
PDF SOLUTIONS INC	COM	693282105	9,371	479,112	SH		SOLE		431,880	0	47,232
PENUMBRA INC	COM	70975L107	227,426	1,271,813	SH		SOLE		1,154,114	0	117,699
PERSPECTA INC	COM	715347100	132,176	5,689,879	SH		SOLE		5,106,809	0	583,070
PLANET FITNESS INC	CL A	72703H101	113,903	1,880,517	SH		SOLE		1,704,295	0	176,222
PNM RES INC	COM	69349H107	11,233	292,216	SH		SOLE		292,216	0	0
POLYONE CORP	COM	73179P106	7,700	293,545	SH		SOLE		293,545	0	0
PRIMO WATER CORPORATION	COM	74167P108	8,182	595,024	SH		SOLE		414,997	0	180,027
PROLOGIS INC.	COM	74340W103	26,545	284,425	SH		SOLE		216,490	0	67,935
PROOFPOINT INC	COM	743424103	107,116	963,968	SH		SOLE		873,647	0	90,321
PURE STORAGE INC	CL A	74624M102	281,161	16,223,963	SH		SOLE		14,397,793	0	1,826,170
QUALYS INC	COM	74758T303	11,304	108,675	SH		SOLE		97,955	0	10,720
QUIDEL CORP	COM	74838J101	122,313	546,675	SH		SOLE		489,953	0	56,722
QUINSTREET INC	COM	74874Q100	26,084	2,493,683	SH		SOLE		2,247,758	0	245,925
RADIAN GROUP INC	COM	750236101	11,718	755,514	SH		SOLE		755,514	0	0
RELX PLC	SPONSORED ADR	759530108	3,893	165,252	SH		SOLE		165,252	0	0
RENASANT CORP	COM	75970E107	7,563	303,717	SH		SOLE		303,717	0	0
REVOLVE GROUP INC	CL A	76156B107	8,857	596,059	SH		SOLE		537,236	0	58,823
RITCHIE BROS AUCTIONEERS	COM	767744105	175,294	4,291,168	SH		SOLE		3,883,113	0	408,055
ROGERS CORP	COM	775133101	107,532	863,016	SH		SOLE		770,642	0	92,374
ROPER TECHNOLOGIES INC	COM	776696106	58,700	151,188	SH		SOLE		74,701	0	76,487
ROSS STORES INC	COM	778296103	14,177	166,322	SH		SOLE		117,175	0	49,147
RYANAIR HOLDINGS PLC	SPONSORED ADS	783513203	1,480	22,308	SH		SOLE		22,308	0	0
SAIA INC	COM	78709Y105	11,382	102,379	SH		SOLE		102,379	0	0
SALESFORCE COM INC	COM	79466L302	91,192	486,798	SH		SOLE		244,399	0	242,399
SANDY SPRING BANCORP INC	COM	800363103	7,801	314,822	SH		SOLE		314,822	0	0
SAP SE	SPON ADR	803054204	5,784	41,314	SH		SOLE		41,314	0	0
SBA COMMUNICATIONS CORP NEW	CL A	78410G104	29,331	98,451	SH		SOLE		78,150	0	20,301
SEA LTD	SPONSORED ADS	81141R100	148,690	1,386,520	SH		SOLE		1,002,383	0	384,137
SEACOAST BKG CORP FLA	COM NEW	811707801	9,201	451,027	SH		SOLE		451,027	0	0
SELECT SECTOR SPDR TR	SBI INT-UTILS	81369Y886	3,106	55,040	SH		SOLE		55,040	0	0
SELECTIVE INS GROUP INC	COM	816300107	13,065	247,717	SH		SOLE		247,717	0	0
SEMTECH CORP	COM	816850101	5,595	107,140	SH		SOLE		107,140	0	0
SENSIENT TECHNOLOGIES CORP	COM	81725T100	7,528	144,330	SH		SOLE		144,330	0	0
SERVICE CORP INTL	COM	817565104	21,230	545,899	SH		SOLE		382,922	0	162,977
SHOPIFY INC	CL A	82509L107	7,942	8,367	SH		SOLE		0	0	8,367
SILGAN HOLDINGS INC	COM	827048109	10,384	320,587	SH		SOLE		320,587	0	0
SIMPSON MANUFACTURING CO INC	COM	829073105	11,506	136,392	SH		SOLE		136,392	0	0
SIMULATIONS PLUS INC	COM	829214105	20,963	350,434	SH		SOLE		315,860	0	34,574
SITIME CORP	COM	82982T106	18,912	398,901	SH		SOLE		359,499	0	39,402
SOLAREDGE TECHNOLOGIES INC	COM	83417M104	193,867	1,396,939	SH		SOLE		1,250,391	0	146,548
SPDR S&P 500 ETF TR	TR UNIT	78462F103	602,443	1,953,700	SH		SOLE		1,953,700	0	0
SPDR SER TR	BLOOMBERG BRCLYS	78468R622	12,932	127,840	SH		SOLE		127,840	0	0
SPECTRUM BRANDS HLDGS INC NE	COM	84790A105	8,066	175,730	SH		SOLE		122,562	0	53,168
STARBUCKS CORP	COM	855244109	60,182	817,796	SH		SOLE		779,558	0	38,238
STERIS PLC	SHS USD	G8473T100	187,401	1,221,334	SH		SOLE		1,079,539	0	141,795
STONECO LTD	COM CL A	G85158106	16,409	423,354	SH		SOLE		277,616	0	145,738
STRATEGIC ED INC	COM	86272C103	6,484	42,202	SH		SOLE		42,202	0	0
STRYKER CORPORATION	COM	863667101	68,131	378,106	SH		SOLE		362,305	0	15,801
SUNSTONE HOTEL INVS INC NEW	COM	867892101	4,893	600,403	SH		SOLE		435,373	0	165,030
SVB FINANCIAL GROUP	COM	78486Q101	25,210	116,966	SH		SOLE		81,898	0	35,068
TABULA RASA HEALTHCARE INC	COM	873379101	27,494	502,359	SH		SOLE		413,861	0	88,498
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADS	874039100	850,218	14,973,190	SH		SOLE		12,028,514	0	2,944,676
TAKE-TWO INTERACTIVE SOFTWAR	COM	874054109	36,017	258,057	SH		SOLE		195,210	0	62,847
TAL EDUCATION GROUP	SPONSORED ADS	874080104	327,732	4,791,983	SH		SOLE		4,304,170	0	487,813
TALOS ENERGY INC	COM	87484T108	3,114	338,472	SH		SOLE		253,466	0	85,006
TELEDYNE TECHNOLOGIES INC	COM	879360105	191,340	615,339	SH		SOLE		547,917	0	67,422
TELEFLEX INCORPORATED	COM	879369106	204,012	560,502	SH		SOLE		489,046	0	71,456
TENCENT MUSIC ENTMT GROUP	SPON ADS	88034P109	113,503	8,430,312	SH		SOLE		7,926,547	0	503,765
TERRENO RLTY CORP	COM	88146M101	10,707	203,393	SH		SOLE		203,393	0	0
TEXAS INSTRS INC	COM	882508104	80,928	637,378	SH		SOLE		612,689	0	24,689
THERMO FISHER SCIENTIFIC INC	COM	883556102	54,868	151,427	SH		SOLE		76,954	0	74,473
TOPBUILD CORP	COM	89055F103	10,206	89,704	SH		SOLE		89,704	0	0
TORO CO	COM	891092108	5,682	85,653	SH		SOLE		59,849	0	25,804
TRANSUNION	COM	89400J107	174,794	2,008,205	SH		SOLE		1,820,015	0	188,190
TREX CO INC	COM	89531P105	263,506	2,025,875	SH		SOLE		1,817,985	0	207,890
TRIP COM GROUP LTD	ADS	89677Q107	598	23,056	SH		SOLE		23,056	0	0
TWIST BIOSCIENCE CORP	COM	90184D100	25,269	557,810	SH		SOLE		502,825	0	54,985
ULTA BEAUTY INC	COM	90384S303	132,502	651,371	SH		SOLE		493,164	0	158,207
UMPQUA HLDGS CORP	COM	904214103	8,101	761,334	SH		SOLE		761,334	0	0
UNIFIRST CORP MASS	COM	904708104	11,400	63,707	SH		SOLE		63,707	0	0
UNION PAC CORP	COM	907818108	55,085	325,814	SH		SOLE		160,953	0	164,861
UNITEDHEALTH GROUP INC	COM	91324P102	177,793	602,789	SH		SOLE		466,739	0	136,050
VANGUARD SCOTTSDALE FDS	VNG RUS2000IDX	92206C664	2,320	20,104	SH		SOLE		0	0	20,104
VARONIS SYS INC	COM	922280102	114,557	1,294,726	SH		SOLE		1,175,167	0	119,559
VEEVA SYS INC	CL A COM	922475108	27,050	115,393	SH		SOLE		56,875	0	58,518
VERACYTE INC	COM	92337F107	111,320	4,298,076	SH		SOLE		3,846,989	0	451,087
VERRA MOBILITY CORP	COM	92511U102	28,490	2,771,410	SH		SOLE		2,346,390	0	425,020
VIAVI SOLUTIONS INC	COM	925550105	7,512	589,627	SH		SOLE		589,627	0	0
VIRTU FINL INC	CL A	928254101	158,935	6,734,529	SH		SOLE		6,065,194	0	669,335
VULCAN MATLS CO	COM	929160109	25,864	223,253	SH		SOLE		157,286	0	65,967
WASTE CONNECTIONS INC	COM	94106B101	14,197	151,368	SH		SOLE		106,648	0	44,720
WATTS WATER TECHNOLOGIES INC	CL A	942749102	12,760	157,526	SH		SOLE		157,526	0	0
WEIBO CORP	SPONSORED ADR	948596101	907	26,994	SH		SOLE		26,994	0	0
WESTERN ALLIANCE BANCORP	COM	957638109	28,100	742,010	SH		SOLE		610,071	0	131,939
WEX INC	COM	96208T104	143,759	871,216	SH		SOLE		761,017	0	110,199
WILLDAN GROUP INC	COM	96924N100	9,778	390,981	SH		SOLE		352,392	0	38,589
WINTRUST FINL CORP	COM	97650W108	8,671	198,793	SH		SOLE		138,648	0	60,145
WISDOMTREE TR	INDIA ERNGS FD	97717W422	6,294	314,250	SH		SOLE		314,250	0	0
WISDOMTREE TR	EM LCL DEBT FD	97717X867	80	2,500	SH		SOLE		2,500	0	0
WIX COM LTD	SHS	M98068105	68,522	267,434	SH		SOLE		216,763	0	50,671
WNS HLDGS LTD	SPON ADR	92932M101	15,718	285,887	SH		SOLE		247,624	0	38,263
WORKDAY INC	CL A	98138H101	85,804	457,964	SH		SOLE		269,332	0	188,632
YANDEX N V	SHS CLASS A	N97284108	231,914	4,636,430	SH		SOLE		3,864,839	0	771,591
ZENDESK INC	COM	98936J101	11,700	132,163	SH		SOLE		93,109	0	39,054
ZOETIS INC	CL A	98978V103	108,282	790,148	SH		SOLE		583,408	0	206,740
ZYNGA INC	CL A	98986T108	245,870	25,772,554	SH		SOLE		22,730,345	0	3,042,209