DF DENT & CO INC Q4 2016 Filing

Filed February 15, 2017

Portfolio Value

$3.6T

Holdings

181

Report Date

Q4 2016

Filing Type

13F-HR

All Holdings (181 positions)

#StockSharesValue% PortfolioType
1
ROPROPER TECHNOLOGIES INC
857,029$156.9B4.41%
2
LKQ1LKQ CORP
4,905,034$150.3B4.22%
3
AKXANSYS INC
1,375,277$127.2B3.57%
4
SEICSEI INVESTMENTS CO
2,552,370$126.0B3.54%
5
ECLECOLAB INC
1,062,225$124.5B3.50%
6
RHT1EURRED HAT INC
1,756,276$122.4B3.44%
7
VVISA INC CL A
1,544,678$120.5B3.38%
8
WAGEWORKS INC
1,550,676$112.4B3.16%
9
KMXCARMAX INC
1,640,394$105.6B2.97%
10
MCOMOODYS CORP
1,093,275$103.1B2.89%
11
VRSKVERISK ANALYTICS INC
1,269,208$103.0B2.89%
12
CELGCELGENE CORP
884,766$102.4B2.88%
13
ISRGINTUITIVE SURGICAL INC
160,309$101.7B2.85%
14
IMAIMAX CORP
2,994,349$94.0B2.64%
15
TYLTYLER TECHNOLOGIES INC
642,596$91.7B2.58%
16
TRMBTRIMBLE INC
3,001,213$90.5B2.54%
17
MKLMARKEL CORP HLDG CO
99,578$90.1B2.53%
18
FASTFASTENAL CO
1,858,135$87.3B2.45%
19
WCNWASTE CONNECTIONS INC
1,048,425$82.4B2.31%
20
CSGPCOSTAR GROUP INC
429,834$81.0B2.27%
21
GOOGALPHABET INC CLASS C
102,335$79.0B2.22%
22
AMTAMERICAN TOWER REIT INC
724,939$76.6B2.15%
23
SIGSIGNET JEWELERS LTD
805,660$75.9B2.13%
24
HCSGHEALTHCARE SERVICES GROUP INC
1,656,571$64.9B1.82%
25
ILMNILLUMINA INC
505,883$64.8B1.82%
26
BLKBBLACKBAUD INC
1,012,043$64.8B1.82%
27
T7DTRANSDIGM GROUP INC
255,949$63.7B1.79%
28
WABWABTEC
766,611$63.6B1.79%
29
SPGIS & P GLOBAL INC
579,651$62.3B1.75%
30
MAMASTERCARD INC-CLASS A
537,322$55.5B1.56%
31
DFSEURDISCOVER FINANCIAL SERVICES (U
715,932$51.6B1.45%
32
STERIS PLC
745,874$50.3B1.41%
33
ENVUSDENVESTNET INC
1,423,966$50.2B1.41%
34
AMZNAMAZON.COM INC
63,917$47.9B1.35%
35
SRCLSTERICYCLE INC
596,172$45.9B1.29%
36
PROPROS HOLDINGS INC
2,022,305$43.5B1.22%
37
TECHBIO-TECHNE CORP
366,756$37.7B1.06%
38
QCOMQUALCOMM INC
544,695$35.5B1.00%
39
EXPOEXPONENT INC
502,730$30.3B0.85%
40
PRAAPRA GROUP INC
740,383$28.9B0.81%
41
CBRECBRE GROUP INC
883,379$27.8B0.78%
42
SBACSBA COMMUNICATIONS CORP CL A
193,565$20.0B0.56%
43
ORLYO REILLY AUTOMOTIVE INC
65,674$18.3B0.51%
44
PGPROCTER & GAMBLE CO
211,300$17.8B0.50%
45
IDXXIDEXX LABORATORIES INC
122,959$14.4B0.40%
46
INTCINTEL CORP
346,689$12.6B0.35%
47
TROWPRICE T ROWE GROUP INC
155,354$11.7B0.33%
48
JNJJOHNSON AND JOHNSON COM
88,659$10.2B0.29%
49
FISVFISERV INC
93,467$9.9B0.28%
50
SLBSCHLUMBERGER LTD
105,757$8.9B0.25%
51
AAC HOLDINGS INC
1,060,399$7.7B0.22%
52
CCICROWN CASTLE REIT INC SHS
66,413$5.8B0.16%
53
ATRIUSDATRION CORPORATION
9,829$5.0B0.14%
54
ELLIE MAE INC
52,482$4.4B0.12%
55
CMCSACOMCAST CORP NEW CL A
59,768$4.1B0.12%
56
VOOVANGUARD INDEX FDS FORMERLY VA
18,285$3.8B0.11%
57
GEGENERAL ELECTRIC
117,200$3.7B0.10%
58
BRK/BBERKSHIRE HATHAWAYINC DEL CL
20,972$3.4B0.10%
59
MSFTMICROSOFT CORP
54,658$3.4B0.10%
60
PAYXPAYCHEX INC
55,324$3.4B0.09%
61
WRBBERKLEY W R CORP
47,558$3.2B0.09%
62
VEUVANGUARD FTSE ALL WORLD EX US
60,762$2.7B0.08%
63
LABORATORY CORP AMER HLDGS COM
18,213$2.3B0.07%
64
EWBCEAST WEST BANCORP INC
45,928$2.3B0.07%
65
ADPAUTOMATIC DATA PROC
22,106$2.3B0.06%
66
POTASH CORP SASKATCHEWAN
120,314$2.2B0.06%
67
PNCPNC FINCL SERVICES GROUP
18,144$2.1B0.06%
68
COFCAPITAL ONE FINL CORP COM
24,204$2.1B0.06%
69
CISCO SYSTEMS INC COM
69,296$2.1B0.06%
70
WSOWATSCO INC COM
13,332$2.0B0.06%
71
BLBLACKLINE
71,260$2.0B0.06%
72
AFWALIGN TECHNOLOGY INC COM
20,464$2.0B0.06%
73
INTUINTUIT COM
17,054$2.0B0.05%
74
VTRVENTAS INC REIT
30,632$1.9B0.05%
75
XOMEXXON MOBIL CORP COM
21,046$1.9B0.05%
76
HCP INC
60,903$1.8B0.05%
77
ICEINTERCONTINENTAL EXCHANGE INC
31,980$1.8B0.05%
78
MIDDMIDDLEBY CORP
13,988$1.8B0.05%
79
PLOWDOUGLAS DYNAMICS INC
51,735$1.7B0.05%
80
APHAMPHENOL CORP NEW CL A
25,000$1.7B0.05%
81
TQJSIGNATURE BK NEW YORK N Y COM
11,140$1.7B0.05%
82
USBU S BANCORP
31,686$1.6B0.05%
83
DLTHDULUTH HOLDINGS INC
62,255$1.6B0.04%
84
BRK-BBERKSHIRE HATHAWAY INC DELAWA
6$1.5B0.04%
85
BCRUSDBARD C R INC COM
6,515$1.5B0.04%
86
TSCOTRACTOR SUPPLY COMP
18,877$1.4B0.04%
87
TDOCTELADOC INC
83,143$1.4B0.04%
88
CTSHCOGNIZANT TECHNOLOGY SOLUTIONS
24,452$1.4B0.04%
89
CNRCANADIAN NATL RY CO COM
20,000$1.3B0.04%
90
WSFSWSFS FINANCIAL CORP
28,927$1.3B0.04%
91
MRKMERCK AND CO INC SHS
22,239$1.3B0.04%
92
IBMIBM CORP
7,492$1.2B0.03%
93
CERNCHFCERNER CORP COM
25,555$1.2B0.03%
94
CHDCHURCH & DWIGHT INC COM
25,068$1.1B0.03%
95
EXPRESS SCRIPTS HLDG
15,941$1.1B0.03%
96
MCXMCCORMICK & CO INC COM NON VTG
11,733$1.1B0.03%
97
PFEPFIZER INC
32,202$1.0B0.03%
98
KOCOCA COLA COM
24,914$1.0B0.03%
99
VIGVANGUARD DIVIDEND APPREC
11,616$989.0M0.03%
100
MNROMONRO MUFFLER BRAKE INC
17,178$983.0M0.03%
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