DF Dent & Co 13FHR Quarterly holdings report by institutional manager | SEC 15 May 24

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

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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
3-D SYS CORP DEL COM NEW	COM	88554d205	222,053	50,012	SH		SOLE		50,012	0	0
3M COMPANY	COM	88579y101	538,106	5,073	SH		SOLE		5,073	0	0
ABBOTT LABORATORIES	COM	002824100	2,872,302	25,271	SH		SOLE		25,271	0	0
ABBVIE INC SHS	COM	00287y109	4,993,546	27,422	SH		SOLE		27,422	0	0
ABRDN HEALTHCARE OPPORTUNITIES	COM	879105104	223,452	11,117	SH		SOLE		11,117	0	0
ACCENTURE PLC F CLASS A	COM	g1151c101	1,354,205	3,907	SH		SOLE		3,907	0	0
AIR PROD & CHEMICALS	COM	009158106	350,080	1,445	SH		SOLE		1,445	0	0
ALARM.COM	COM	011642105	14,001,097	193,199	SH		SOLE		193,199	0	0
ALPHABET INC CLASS C	COM	02079k107	178,637,066	1,173,237	SH		SOLE		1,173,237	0	0
ALPHABET INC. CLASS A	COM	02079k305	3,652,959	24,203	SH		SOLE		24,203	0	0
AMAZON.COM INC	COM	023135106	216,216,816	1,198,674	SH		SOLE		1,198,674	0	0
AMERICAN EXPRESS CO	COM	025816109	263,000	1,155	SH		SOLE		1,155	0	0
AMERICAN TOWER CORP	COM	03027x100	51,451,843	260,397	SH		SOLE		260,397	0	0
AMGEN INC.	COM	031162100	744,065	2,617	SH		SOLE		2,617	0	0
AMPHENOL CORP NEW CL A	COM	032095101	2,000,195	17,340	SH		SOLE		17,340	0	0
ANALOG DEVICES INC	COM	032654105	1,837,315	9,289	SH		SOLE		9,289	0	0
ANSYS INC	COM	03662q105	236,313,031	680,704	SH		SOLE		680,704	0	0
APPFOLIO, INC	COM	03783c100	95,219,890	385,912	SH		SOLE		385,912	0	0
APPLE INC	COM	037833100	16,369,824	95,462	SH		SOLE		95,462	0	0
ASML HOLDINGS	COM	n07059210	33,645,413	34,669	SH		SOLE		34,669	0	0
ATLASSIAN CORPORATION CL A	COM	049468101	48,518,614	248,673	SH		SOLE		248,673	0	0
ATRION CORPORATION	COM	049904105	19,906,821	42,944	SH		SOLE		42,944	0	0
AUTO DATA PROCESSING	COM	053015103	4,296,569	17,204	SH		SOLE		17,204	0	0
BANK AMER CORP COM	COM	060505104	717,854	18,931	SH		SOLE		18,931	0	0
BECTON DICKINSON&CO	COM	075887109	428,357	1,731	SH		SOLE		1,731	0	0
BERKLEY W R CORP	COM	084423102	1,503,303	16,998	SH		SOLE		16,998	0	0
BERKSHIRE HATHAWAY INC DELAWA	COM	084670108	8,247,720	13	SH		SOLE		13	0	0
BERKSHIRE HATHAWAY INC CL B	COM	084670702	11,627,378	27,650	SH		SOLE		27,650	0	0
BIO-TECHNE CORP	COM	09073m104	239,114,957	3,397,002	SH		SOLE		3,397,002	0	0
BLACKLINE INC	COM	09239b109	36,014,603	557,674	SH		SOLE		557,674	0	0
BLACKSTONE GROUP ORD SHS CLASS	COM	09260d107	934,303	7,112	SH		SOLE		7,112	0	0
BOOKING HOLDING, INC.	COM	09857l108	362,788	100	SH		SOLE		100	0	0
BOOZ ALLEN HAMILTON HOLDING OR	COM	099502106	907,859	6,116	SH		SOLE		6,116	0	0
BP PLC	COM	055622104	316,060	8,388	SH		SOLE		8,388	0	0
BRIGHT HORIZONS FAM SOL IN DEL	COM	109194100	9,591,256	84,609	SH		SOLE		84,609	0	0
BRISTOL-MYERS SQUIBB	COM	110122108	241,674	4,456	SH		SOLE		4,456	0	0
CABLE ONE INC COM	COM	12685j105	450,210	1,064	SH		SOLE		1,064	0	0
CALAMOS CONV OPP AND INC FD SH	COM	128117108	344,995	30,396	SH		SOLE		30,396	0	0
CAMECO CORP	COM	13321l108	4,168,164	96,218	SH		SOLE		96,218	0	0
CANADIAN NATL RAILWY F	COM	136375102	1,963,928	14,911	SH		SOLE		14,911	0	0
CANADIAN PACIFIC KANSAS CITY C	COM	13646k108	980,627	11,122	SH		SOLE		11,122	0	0
CAPITAL ONE FINL CORP COM	COM	14040h105	2,655,196	17,833	SH		SOLE		17,833	0	0
CARMAX INC	COM	143130102	133,471,343	1,532,216	SH		SOLE		1,532,216	0	0
CARRIER GLOBAL ORD SHS	COM	14448c104	295,023	5,075	SH		SOLE		5,075	0	0
CASELLA WASTE SYSTEMS INC CL A	COM	147448104	12,970,128	131,184	SH		SOLE		131,184	0	0
CATERPILLAR INC DEL COM	COM	149123101	382,553	1,044	SH		SOLE		1,044	0	0
CBRE GROUP INC	COM	12504l109	213,166,034	2,192,164	SH		SOLE		2,192,164	0	0
CDW CORP COM	COM	12514g108	1,895,595	7,411	SH		SOLE		7,411	0	0
CHARLES RIVER LABORATORIES INT	COM	159864107	18,249,401	67,353	SH		SOLE		67,353	0	0
CHEVRON CORP	COM	166764100	1,589,289	10,075	SH		SOLE		10,075	0	0
CHEWY, INC.	COM	16679l109	17,514,764	1,100,865	SH		SOLE		1,100,865	0	0
CHUBB LTD	COM	h1467j104	1,244,918	4,804	SH		SOLE		4,804	0	0
CISCO SYSTEMS INC	COM	17275r102	2,696,681	54,031	SH		SOLE		54,031	0	0
COCA COLA COM	COM	191216100	2,314,893	37,837	SH		SOLE		37,837	0	0
COGENT COMMUNICATIONS HLDGS IN	COM	19239v302	777,296	11,898	SH		SOLE		11,898	0	0
COLGATE-PALMOLIVE CO	COM	194162103	1,101,909	12,237	SH		SOLE		12,237	0	0
COMCAST CORP NEW CL A	COM	20030n101	2,276,158	52,507	SH		SOLE		52,507	0	0
CONOCOPHILLIPS	COM	20825c104	792,075	6,223	SH		SOLE		6,223	0	0
CONSTELLATION SOFTWARE F	COM	21037x100	15,627,667	5,715	SH		SOLE		5,715	0	0
CORE & MAIN INC CL A	COM	21874c102	32,523,872	568,103	SH		SOLE		568,103	0	0
COSTAR GROUP INC	COM	22160n109	188,138,345	1,947,602	SH		SOLE		1,947,602	0	0
COSTCO WHOLESALE CO	COM	22160k105	13,001,488	17,746	SH		SOLE		17,746	0	0
COTERRA ENERGY INC	COM	127097103	2,338,081	83,862	SH		SOLE		83,862	0	0
CROWDSTRIKE HOLDINGS, INC.	COM	22788c105	78,957,710	246,289	SH		SOLE		246,289	0	0
CROWN CASTLE INC	COM	22822v101	4,014,567	37,934	SH		SOLE		37,934	0	0
CRYOPORT, INC.	COM	229050307	3,273,919	184,967	SH		SOLE		184,967	0	0
CSW INDUSTRIALS INC	COM	126402106	12,335,646	52,582	SH		SOLE		52,582	0	0
CVS HEALTH CORP	COM	126650100	336,348	4,217	SH		SOLE		4,217	0	0
DANAHER CORP	COM	235851102	154,931,774	620,422	SH		SOLE		620,422	0	0
DEXCOM INC	COM	252131107	3,647,810	26,300	SH		SOLE		26,300	0	0
DISCOVER FINANCIAL SERVICES	COM	254709108	1,574,804	12,013	SH		SOLE		12,013	0	0
DOUGLAS DYNAMICS INC	COM	25960r105	13,636,832	565,374	SH		SOLE		565,374	0	0
DOW ORD SHS	COM	260557103	211,376	3,649	SH		SOLE		3,649	0	0
EAGLE MATERIALS INC	COM	26969p108	24,554,784	90,358	SH		SOLE		90,358	0	0
EAST WEST BANCORP INC	COM	27579r104	561,997	7,104	SH		SOLE		7,104	0	0
EATON CORP PLC SHS	COM	g29183103	441,576	1,412	SH		SOLE		1,412	0	0
ECOLAB INC	COM	278865100	256,957,597	1,112,852	SH		SOLE		1,112,852	0	0
EDWARDS LIFESCIENCES	COM	28176e108	64,724,149	677,314	SH		SOLE		677,314	0	0
EMCOR GROUP INC	COM	29084q100	211,871	605	SH		SOLE		605	0	0
EMERSON ELECTRIC CO	COM	291011104	515,305	4,543	SH		SOLE		4,543	0	0
ENDAVA plc	COM	29260v105	27,840,347	731,870	SH		SOLE		731,870	0	0
ENTERPRISE PRODS PART LP	COM	293792107	1,067,755	36,592	SH		SOLE		36,592	0	0
EOG RES INC COM	COM	26875p101	821,727	6,428	SH		SOLE		6,428	0	0
EQT CORP	COM	26884l109	834,075	22,500	SH		SOLE		22,500	0	0
EVERTEC INC	COM	30040p103	12,353,065	309,601	SH		SOLE		309,601	0	0
EXPONENT INC	COM	30214u102	12,441,444	150,459	SH		SOLE		150,459	0	0
EXXON MOBIL CORP	COM	30231g102	1,338,536	11,515	SH		SOLE		11,515	0	0
FASTENAL CO	COM	311900104	218,734,464	2,835,552	SH		SOLE		2,835,552	0	0
FISERV INC COM	COM	337738108	5,867,152	36,711	SH		SOLE		36,711	0	0
FLAHERTY & CRUMRINE PFD SECS I	COM	338478100	204,678	13,783	SH		SOLE		13,783	0	0
FLOOR & DECOR HOLDINGS, INC.	COM	339750101	70,327,006	542,563	SH		SOLE		542,563	0	0
FORTINET INC COM	COM	34959e109	270,029	3,953	SH		SOLE		3,953	0	0
FRANCO-NEVADA CORPORATION	COM	351858105	2,527,384	21,210	SH		SOLE		21,210	0	0
FRANCO-NEVADA MINING	COM	351858105	238,320	2,000	SH		SOLE		2,000	0	0
GAMCO GLOBAL GOLD NAT RES & IN	COM	36465a109	74,081	19,192	SH		SOLE		19,192	0	0
GENUINE PARTS CO	COM	372460105	263,381	1,700	SH		SOLE		1,700	0	0
GOOSEHEAD INSURANCE, INC.	COM	38267d109	91,122,004	1,367,788	SH		SOLE		1,367,788	0	0
GUIDEWIRE SOFTWARE INC	COM	40171v100	176,873,873	1,515,499	SH		SOLE		1,515,499	0	0
HAMILTON LANE INC	COM	407497106	25,839,486	229,155	SH		SOLE		229,155	0	0
HEALTHEQUITY, INC.	COM	42226a107	20,621,460	252,621	SH		SOLE		252,621	0	0
HEALTHPEAK PPTYS INC	COM	42250p103	375,696	20,037	SH		SOLE		20,037	0	0
HECLA MINING	COM	422704106	336,700	70,000	SH		SOLE		70,000	0	0
HEICO CORP CL A	COM	422806208	226,295,036	1,470,021	SH		SOLE		1,470,021	0	0
HOME DEPOT INC	COM	437076102	2,224,239	5,798	SH		SOLE		5,798	0	0
HONEYWELL INTL INC	COM	438516106	1,704,665	8,305	SH		SOLE		8,305	0	0
IBM CORP	COM	459200101	884,336	4,631	SH		SOLE		4,631	0	0
IDEXX LABS INC	COM	45168d104	30,387,800	56,281	SH		SOLE		56,281	0	0
ILLINOIS TOOL WORKS	COM	452308109	490,822	1,829	SH		SOLE		1,829	0	0
ILLUMINA INC	COM	452327109	64,547,017	470,048	SH		SOLE		470,048	0	0
INGERSOLL-RAND, INC.	COM	45687v106	3,792,779	39,945	SH		SOLE		39,945	0	0
INTEL CORP	COM	458140100	4,226,627	95,690	SH		SOLE		95,690	0	0
INTERPUBLIC GROUP OF COS INC	COM	460690100	820,881	25,157	SH		SOLE		25,157	0	0
INTUIT INC.	COM	461202103	60,730,010	93,431	SH		SOLE		93,431	0	0
INTUITIVE SURGICAL INC	COM	46120e602	244,801,575	613,399	SH		SOLE		613,399	0	0
J P MORGAN CHASE & CO	COM	46625h100	9,404,259	46,951	SH		SOLE		46,951	0	0
JACOBS SOLUTIONS INC COM	COM	46982l108	289,012	1,880	SH		SOLE		1,880	0	0
JOHN BEAN TECHNOLOGIES CORP.	COM	477839104	13,397,860	127,732	SH		SOLE		127,732	0	0
JOHNSON & JOHNSON	COM	478160104	8,964,375	56,668	SH		SOLE		56,668	0	0
KADANT INC	COM	48282t104	14,305,386	43,601	SH		SOLE		43,601	0	0
KEYSIGHT TECHNOLOGIES INC	COM	49338l103	1,313,592	8,400	SH		SOLE		8,400	0	0
KINROSS GOLD CORP	COM	496902404	245,200	40,000	SH		SOLE		40,000	0	0
KINSALE CAPITAL GROUP INC.	COM	49714p108	111,197,498	211,910	SH		SOLE		211,910	0	0
LABORATORY CORP AMER HLDGS COM	COM	50540r409	1,057,783	4,842	SH		SOLE		4,842	0	0
LEMAITRE VASCULAR	COM	525558201	11,793,657	177,722	SH		SOLE		177,722	0	0
LILLY ELI & CO	COM	532457108	2,705,799	3,478	SH		SOLE		3,478	0	0
LINDE PLC SHS	COM	g54950103	1,194,785	2,573	SH		SOLE		2,573	0	0
LOWE'S COMPANIES INC	COM	548661107	5,823,128	22,860	SH		SOLE		22,860	0	0
LVMH MOET HENNESSY LOU VUITTON	COM	502441306	1,265,943	6,993	SH		SOLE		6,993	0	0
M & T BANK CORP	COM	55261f104	661,478	4,548	SH		SOLE		4,548	0	0
MAG SILVER CORP COM	COM	55903q104	105,800	10,000	SH		SOLE		10,000	0	0
MANHATTAN ASSOCS INC COM	COM	562750109	18,121,569	72,420	SH		SOLE		72,420	0	0
MARKEL GROUP INC	COM	570535104	176,310,867	115,881	SH		SOLE		115,881	0	0
MARSH & MC LENNAN COMPANIES IN	COM	571748102	1,295,408	6,289	SH		SOLE		6,289	0	0
MASTERCARD INC-CLASS A	COM	57636q104	210,400,822	436,906	SH		SOLE		436,906	0	0
MC DONALDS CORP	COM	580135101	539,488	1,913	SH		SOLE		1,913	0	0
MCCORMICK & CO INC COM NON VTG	COM	579780206	1,781,685	23,196	SH		SOLE		23,196	0	0
MCEWEN MNG INC COM	COM	58039p107	5,768,100	585,000	SH		SOLE		585,000	0	0
MEDPACE HOLDINGS, INC.	COM	58506q109	23,314,233	57,687	SH		SOLE		57,687	0	0
MERCK & CO. INC.	COM	58933y105	6,137,390	46,513	SH		SOLE		46,513	0	0
MERGENET SOLUTIONS INC COM	COM	58950m109	10,000	10,000	SH		SOLE		10,000	0	0
META PLATFORMS INC CL A	COM	30303m102	388,950	801	SH		SOLE		801	0	0
METALLA ROYALTY & STREAMING LT	COM	59124u605	77,750	25,000	SH		SOLE		25,000	0	0
METTLER TOLEDO INTL	COM	592688105	23,661,763	17,774	SH		SOLE		17,774	0	0
MICROSOFT CORP	COM	594918104	150,783,855	358,395	SH		SOLE		358,395	0	0
MIDDLEBY CORP	COM	596278101	487,354	3,031	SH		SOLE		3,031	0	0
MONDELEZ INTL INC	COM	609207105	1,569,799	22,426	SH		SOLE		22,426	0	0
MONOLITHIC PWR SYS INC COM	COM	609839105	59,440,070	87,745	SH		SOLE		87,745	0	0
MOODYS CORP	COM	615369105	211,159,047	537,259	SH		SOLE		537,259	0	0
MORNINGSTAR INC	COM	617700109	14,545,458	47,169	SH		SOLE		47,169	0	0
MSCI INC COM	COM	55354g100	1,028,435	1,835	SH		SOLE		1,835	0	0
MURPHY USA INC COM	COM	626755102	25,645,471	61,177	SH		SOLE		61,177	0	0
NEOGEN CORP COM	COM	640491106	396,409	25,121	SH		SOLE		25,121	0	0
NESTLE S A F SPONSORED ADR 1 A	COM	641069406	838,130	7,892	SH		SOLE		7,892	0	0
NETFLIX INC	COM	64110l106	607,330	1,000	SH		SOLE		1,000	0	0
NEXTERA ENERGY INC SHS	COM	65339f101	1,376,728	21,542	SH		SOLE		21,542	0	0
NIKE INC CL B	COM	654106103	625,735	6,658	SH		SOLE		6,658	0	0
NORFOLK SOUTHERN CO	COM	655844108	1,904,898	7,474	SH		SOLE		7,474	0	0
NOVANTA INC COM NPV	COM	67000b104	24,651,768	141,053	SH		SOLE		141,053	0	0
NOVARTIS AG F SPONSORED ADR 1	COM	66987v109	370,379	3,829	SH		SOLE		3,829	0	0
NUTRIEN LTD	COM	67077m108	353,015	6,500	SH		SOLE		6,500	0	0
NXP SEMICONDUCTORS	COM	n6596x109	788,900	3,184	SH		SOLE		3,184	0	0
NYMOX PHARMACEUTICAL CORP COM	COM	p73398102	30,000	75,000	SH		SOLE		75,000	0	0
O REILLY AUTOMOTIVE	COM	67103h107	41,460,376	36,727	SH		SOLE		36,727	0	0
OLD DOMINION FGHT LINES INC CO	COM	679580100	168,531,923	768,464	SH		SOLE		768,464	0	0
ONEOK INC	COM	682680103	449,193	5,603	SH		SOLE		5,603	0	0
ORACLE CORP	COM	68389x105	244,253	1,945	SH		SOLE		1,945	0	0
ORLA MINING LTD	COM	68634k106	75,800	20,000	SH		SOLE		20,000	0	0
ORTHOPEDIATRICS CORP	COM	68752l100	653,651	22,416	SH		SOLE		22,416	0	0
OTIS WORLDWIDE ORD SHS	COM	68902v107	216,815	2,184	SH		SOLE		2,184	0	0
PAYCHEX INC	COM	704326107	3,915,232	31,883	SH		SOLE		31,883	0	0
PELOTON INTERACTIVE INC CL A C	COM	70614w100	275,311	64,250	SH		SOLE		64,250	0	0
PEPSICO INC	COM	713448108	1,456,514	8,322	SH		SOLE		8,322	0	0
PERIMETER SOLUTIONS SA	COM	l7579l106	11,708,786	1,578,004	SH		SOLE		1,578,004	0	0
PFIZER INC	COM	717081103	1,225,356	44,157	SH		SOLE		44,157	0	0
PINNACLE WEST CAP CORP	COM	723484101	224,190	3,000	SH		SOLE		3,000	0	0
PIONEER NAT RES CO COM	COM	723787107	380,152	1,448	SH		SOLE		1,448	0	0
PNC FINL SERVICES	COM	693475105	738,350	4,569	SH		SOLE		4,569	0	0
POOL CORPORATION	COM	73278l105	867,928	2,151	SH		SOLE		2,151	0	0
PROCORE TECHNOLOGIES INC	COM	74275k108	18,049,082	219,655	SH		SOLE		219,655	0	0
PROCTER & GAMBLE CO	COM	742718109	21,027,113	129,597	SH		SOLE		129,597	0	0
QUALCOMM INC	COM	747525103	57,643,276	340,480	SH		SOLE		340,480	0	0
RANGE RESOURCES CORP DEL	COM	75281a109	4,205,108	122,135	SH		SOLE		122,135	0	0
REALTY INCM CRP MD PV$1.REIT	COM	756109104	296,920	5,488	SH		SOLE		5,488	0	0
REPLIGEN CORPORATION	COM	759916109	80,902,327	439,878	SH		SOLE		439,878	0	0
REPUBLIC SVCS INC	COM	760759100	313,404	1,637	SH		SOLE		1,637	0	0
ROPER TECHNOLOGIES INC	COM	776696106	27,344,327	48,756	SH		SOLE		48,756	0	0
RPM INTERNATIONAL INC	COM	749685103	452,010	3,800	SH		SOLE		3,800	0	0
RTX CORP	COM	75513e101	346,217	3,550	SH		SOLE		3,550	0	0
S & P GLOBAL INC	COM	78409v104	170,106,869	399,828	SH		SOLE		399,828	0	0
SBA COMMUNICATIONS CORP CL A	COM	78410g104	5,835,545	26,929	SH		SOLE		26,929	0	0
SCORPIO TANKERS INC	COM	y7542c130	1,073,250	15,000	SH		SOLE		15,000	0	0
SHERWIN-WILLIAMS	COM	824348106	45,935,375	132,253	SH		SOLE		132,253	0	0
SHOPIFY INC.	COM	82509l107	7,079,190	91,735	SH		SOLE		91,735	0	0
SHORE BANCSHARES, INC.	COM	825107105	322,011	28,001	SH		SOLE		28,001	0	0
SIGNET JEWELERS LTD	COM	g81276100	1,501,050	15,000	SH		SOLE		15,000	0	0
SIMPSON MANUFACTURING CO	COM	829073105	14,725,026	71,766	SH		SOLE		71,766	0	0
SITEONE LANDSCAPE SUPPLY, INC.	COM	82982l103	117,743,670	674,556	SH		SOLE		674,556	0	0
SOUTHERN COMPANY	COM	842587107	240,779	3,356	SH		SOLE		3,356	0	0
SOUTHWESTERN ENERGY CO COM	COM	845467109	379,000	50,000	SH		SOLE		50,000	0	0
SPROUT SOCIAL, INC.	COM	85209w109	85,167,200	1,426,347	SH		SOLE		1,426,347	0	0
STARBUCKS CORP COM	COM	855244109	868,948	9,508	SH		SOLE		9,508	0	0
STRYKER CORP	COM	863667101	1,611,514	4,503	SH		SOLE		4,503	0	0
T ROWE PRICE GROUP INC	COM	74144t108	10,196,292	83,631	SH		SOLE		83,631	0	0
TELESIS BIO INC COM NEW	COM	192003101	8,800	20,000	SH		SOLE		20,000	0	0
TERRENO REALTY CORP	COM	88146m101	1,683,041	25,347	SH		SOLE		25,347	0	0
TEXAS INSTRUMENTS	COM	882508104	202,606	1,163	SH		SOLE		1,163	0	0
THE DESCARTES SYSTEMS GROUP IN	COM	249906108	13,468,745	147,151	SH		SOLE		147,151	0	0
THERMO FISHER SCIENTIFIC INC	COM	883556102	135,863,962	233,761	SH		SOLE		233,761	0	0
TJX COMPANIES INC	COM	872540109	738,699	7,284	SH		SOLE		7,284	0	0
TOPICUS COM INC REGISTERED SHS	COM	89072t102	697,701	7,875	SH		SOLE		7,875	0	0
TRANSDIGM GROUP INC	COM	893641100	287,972,423	233,820	SH		SOLE		233,820	0	0
TRIMBLE INC	COM	896239100	561,090	8,718	SH		SOLE		8,718	0	0
TRUPANION, INC.	COM	898202106	6,913,052	250,382	SH		SOLE		250,382	0	0
TYLER TECHNOLOGIES INC	COM	902252105	32,883,053	77,370	SH		SOLE		77,370	0	0
U S BANCORP	COM	902973304	599,581	13,413	SH		SOLE		13,413	0	0
UNION PACIFIC CORP	COM	907818108	794,910	3,232	SH		SOLE		3,232	0	0
UNITED PARCEL SRVC CLASS B	COM	911312106	523,066	3,519	SH		SOLE		3,519	0	0
UNITEDHEALTH GRP INC	COM	91324p102	3,288,399	6,647	SH		SOLE		6,647	0	0
UTZ BRANDS INC.	COM	918090101	67,708,008	3,671,801	SH		SOLE		3,671,801	0	0
VEEVA SYSTEMS, INC.	COM	922475108	205,329,707	886,226	SH		SOLE		886,226	0	0
VENTAS INC REIT	COM	92276f100	411,247	9,445	SH		SOLE		9,445	0	0
VERALTO CORP	COM	92338c103	197,895,604	2,232,073	SH		SOLE		2,232,073	0	0
VERISK ANALYTICS INC	COM	92345y106	73,248,650	310,731	SH		SOLE		310,731	0	0
VERIZON COMMUNICATN	COM	92343v104	498,485	11,880	SH		SOLE		11,880	0	0
VISA INC CL A	COM	92826c839	240,736,000	862,606	SH		SOLE		862,606	0	0
VULCAN MATERIALS CO	COM	929160109	290,885,259	1,065,826	SH		SOLE		1,065,826	0	0
W.P. CAREY INC. REIT	COM	92936u109	298,448	5,288	SH		SOLE		5,288	0	0
WABTEC	COM	929740108	3,824,100	26,250	SH		SOLE		26,250	0	0
WALMART INC	COM	931142103	810,042	13,463	SH		SOLE		13,463	0	0
WALT DISNEY CO	COM	254687106	1,369,208	11,190	SH		SOLE		11,190	0	0
WASTE CONNECTIONS INC	COM	94106b101	264,673,442	1,538,710	SH		SOLE		1,538,710	0	0
WATSCO INC	COM	942622200	8,486,051	19,645	SH		SOLE		19,645	0	0
WAYFAIR INC	COM	94419l101	468,508	6,902	SH		SOLE		6,902	0	0
WD-40 COMPANY	COM	929236107	11,514,343	45,456	SH		SOLE		45,456	0	0
WELLS FARGO BK N A	COM	949746101	778,880	13,438	SH		SOLE		13,438	0	0
WEST PHARMACEUTICALS, INC.	COM	955306105	102,858,545	259,934	SH		SOLE		259,934	0	0
WHEATON PRECIOUS METALS CORP	COM	962879102	2,130,276	45,200	SH		SOLE		45,200	0	0
WILLSCOT MOBILE MINI HLDGS COR	COM	971378104	147,967,646	3,182,100	SH		SOLE		3,182,100	0	0
WNS HOLDINGS LTD	COM	g98196101	65,709,635	1,300,408	SH		SOLE		1,300,408	0	0
WORKIVA INC	COM	98139a105	55,636,803	656,094	SH		SOLE		656,094	0	0
ZOETIS INC	COM	98978v103	38,386,015	226,854	SH		SOLE		226,854	0	0
ALPS ALERIAN MLP ETF	ETFS	00162q452	208,207	4,387	SH		SOLE		4,387	0	0
CBRE CLARION GLOBAL REAL ESTAT	ETFS	12504g100	87,522	16,268	SH		SOLE		16,268	0	0
FINANCIAL SELECT SECTOR SPDR	ETFS	81369y605	378,153	8,978	SH		SOLE		8,978	0	0
ISHARES CORE MSCI EAFE ETF	ETFS	46432f842	254,575	3,430	SH		SOLE		3,430	0	0
ISHARES MSCI EAFE ETF	ETFS	464287465	1,018,375	12,752	SH		SOLE		12,752	0	0
ISHARES MSCI EMERGING MARKETS	ETFS	46434g764	283,820	4,930	SH		SOLE		4,930	0	0
ISHARES TR SELECT DIVID ETF	ETFS	464287168	210,022	1,705	SH		SOLE		1,705	0	0
ISHARES TR U.S. TECH ETF	ETFS	464287721	257,965	1,910	SH		SOLE		1,910	0	0
S&P DEP RECEIPTS	ETFS	78462f103	262,581	502	SH		SOLE		502	0	0
SPDR FUND CONSUMER DISCRE SELE	ETFS	81369y407	263,147	1,431	SH		SOLE		1,431	0	0
SPDR GOLD TRUST	ETFS	78463v107	308,580	1,500	SH		SOLE		1,500	0	0
VANECK VECTORS OIL SVCS	ETFS	92189h607	1,715,283	5,100	SH		SOLE		5,100	0	0
VANGUARD DIVIDEND APPREC	ETFS	921908844	1,747,395	9,569	SH		SOLE		9,569	0	0
VANGUARD FTSE ALL WORLD EX US	ETFS	922042775	3,051,090	52,022	SH		SOLE		52,022	0	0
VANGUARD FTSE DEVELOPED MARKET	ETFS	921943858	210,814	4,202	SH		SOLE		4,202	0	0
VANGUARD FTSE EMERGING MARKETS	ETFS	922042858	809,544	19,381	SH		SOLE		19,381	0	0
VANGUARD HEALTH CARE	ETFS	92204a504	325,706	1,204	SH		SOLE		1,204	0	0
VANGUARD HIGH DIVIDEND YIELD E	ETFS	921946406	1,920,474	15,873	SH		SOLE		15,873	0	0
VANGUARD INDEX FDS SMALL CP ET	ETFS	922908751	345,171	1,510	SH		SOLE		1,510	0	0
VANGUARD INFO TECHNOLOGY INDEX	ETFS	92204a702	554,752	1,058	SH		SOLE		1,058	0	0
VANGUARD MID CAP ETF	ETFS	922908629	632,895	2,533	SH		SOLE		2,533	0	0
VANGUARD REIT ETF	ETFS	922908553	591,437	6,839	SH		SOLE		6,839	0	0
VANGUARD S&P 500 ETF	ETFS	922908363	6,747,586	14,037	SH		SOLE		14,037	0	0
VANGUARD TOTAL STK MKT ETF	ETFS	922908769	679,638	2,615	SH		SOLE		2,615	0	0
WISDOMTREE TR INDIA ERNGS FD	ETFS	97717w422	392,040	9,000	SH		SOLE		9,000	0	0

DF Dent & Co 13F-HRQuarterly holdings report by institutional manager