DF DENT & CO INC

All Holdings — 2025 Q4

Portfolio Concentration Analytics: 7.6
Risk-based ENB:
Total Positions
285
Quarter
2025 Q4
Top Holding
GOOG (3.7%)
Top 10 Concentration
30.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 285
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
GOOG
ALPHABET INC CL...
Communication Services 3.73% 2.91% #1 3
Prev: #4
1.5 -99,455 -10.8%
P
S
824,929 $258,862,590 2011 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
HEI/A
HEICO CORP CL A
Industrials 3.59% 3.69% #2 1
Prev: #1
1.5 -135,771 -12.1%
P
S
988,075 $249,419,786 2016 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
V
VISA INC CL A
Financial Services 3.40% 3.31% #3
Prev: #3
1.4 -76,394 -10.2%
P
S
673,030 $236,038,309 2010 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
VMC
VULCAN MATERIAL...
Basic Materials 3.04% 3.32% #4 2
Prev: #2
1.3 -95,296 -11.4%
P
S
740,958 $211,336,139 2018 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
AMZN
AMAZON.COM INC
Consumer Cyclical 2.91% 2.77% #5 2
Prev: #7
1.2 -100,232 -10.3%
P
S
874,676 $201,892,714 2014 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
TDG
TRANSDIGM GROUP...
Industrials 2.87% 2.83% #6 1
Prev: #5
1.2 -16,536 -9.9%
P
S
149,748 $199,141,775 2015 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ECL
ECOLAB INC
Basic Materials 2.68% 2.79% #7 1
Prev: #6
1.1 -77,417 -9.8%
P
S
709,923 $186,368,979 2011 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
WCN
WASTE CONNECTIO...
Industrials 2.63% 2.64% #8 1
Prev: #9
1.1 -122,015 -10.5%
P
S
1,040,943 $182,539,847 2016 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
MA
MASTERCARD INC ...
Financial Services 2.62% 2.71% #9 1
Prev: #8
1.1 -50,215 -13.6%
P
S
318,262 $181,689,593 2007 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MCO
MOODYS CORP
Financial Services 2.59% 2.47% #10
Prev: #10
1.1 -49,277 -12.3%
P
S
351,928 $179,782,654 2006 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
ISRG
INTUITIVE SURGI...
Healthcare 2.49% 1.96% #11 6
Prev: #17
1.0 -34,376 -10.1%
P
S
305,391 $172,961,247 2013 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
MSFT
MICROSOFT CORP
Technology 2.23% 2.33% #12 1
Prev: #13
0.9 -28,038 -8.0%
P
S
320,463 $154,982,093 1999 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
TECH
BIO-TECHNE CORP
Healthcare 2.19% 2.00% #13 3
Prev: #16
0.9 -188,746 -6.8%
P
S
2,592,215 $152,448,149 1999 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CBRE
CBRE GROUP INC
Real Estate 1.99% 1.87% #14 4
Prev: #18
0.8 -58,564 -6.4%
P
S
860,684 $138,389,376 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CSGP
COSTAR GROUP IN...
Real Estate 1.94% 2.37% #15 3
Prev: #12
0.8 -170,094 -7.8%
P
S
2,007,630 $134,993,029 2013 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
VEEV
VEEVA SYSTEMS, ...
Healthcare 1.91% 2.39% #16 5
Prev: #11
0.8 -27,041 -4.3%
P
S
594,801 $132,777,447 2019 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
SPGI
S & P GLOBAL IN...
Financial Services 1.82% 1.75% #17 3
Prev: #20
0.8 -36,103 -13.0%
P
S
241,603 $126,259,070 2016 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
KNSL
KINSALE CAPITAL...
Financial Services 1.78% 1.46% #18 7
Prev: #25
2.8 50,846 19.2%
P
S
315,756 $123,498,433 2021 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
FAST
FASTENAL CO
Industrials 1.67% 2.00% #19 4
Prev: #15
0.7 -256,564 -8.1%
P
S
2,899,293 $116,348,647 1999 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
MPWR
MONOLITHIC PWR ...
Technology 1.66% 1.78% #20 1
Prev: #19
0.7 -22,453 -15.0%
P
S
127,277 $115,358,821 2022 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
VLTO
VERALTO CORP
Industrials 1.64% 2.17% #21 7
Prev: #14
0.7 -434,768 -27.5%
P
S
1,143,729 $114,121,325 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CDNS
CADENCE DESIGN ...
Technology 1.61% 1.74% #22 1
Prev: #21
0.7 -23,916 -6.2%
P
S
358,753 $112,139,019 2013 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DHR
DANAHER CORP
Healthcare 1.60% 1.39% #23 4
Prev: #27
0.7 -55,850 -10.3%
P
S
485,817 $111,213,313 2006 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
TMO
THERMO FISHER S...
Healthcare 1.50% 1.26% #24 6
Prev: #30
0.6 -21,726 -10.8%
P
S
179,983 $104,291,016 1999 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
APPF
APPFOLIO, INC
Technology 1.34% 1.52% #25 1
Prev: #24
0.6 -26,104 -6.1%
P
S
401,494 $93,407,533 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
IEX
IDEX CORP
Industrials 0.00% 0.24%
Sold All 😨
(Was: #82)
0.3 -116,241 -100.0%
CLOSED
$— 2020 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CRL
CHARLES RIVER L...
Healthcare 0.00% 0.15%
Sold All 😨
(Was: #95)
0.3 -74,672 -100.0%
CLOSED
$— 2023 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PAAS
PAN AMERICAN SI...
Basic Materials 0.00% 0.08%
Sold All 😨
(Was: #111)
0.3 -159,244 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ZTS
ZOETIS INC
Healthcare 0.00% 0.04%
Sold All 😨
(Was: #122)
0.3 -22,018 -100.0%
CLOSED
$— 2013 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
IR
INGERSOLL-RAND,...
Industrials 0.00% 0.02%
Sold All 😨
(Was: #141)
0.3 -20,094 -100.0%
CLOSED
$— 2021 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
NTR
NUTRIEN LTD
Basic Materials 0.00% 0.02%
Sold All 😨
(Was: #155)
0.3 -24,550 -100.0%
CLOSED
$— 2018 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
WSM
WILLIAMS SONOMA...
Consumer Cyclical 0.00% 0.02%
Sold All 😨
(Was: #157)
0.3 -7,080 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
PGR
PROGRESSIVE COR...
Financial Services 0.00% 0.01%
Sold All 😨
(Was: #181)
0.3 -3,852 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SHLD
GLOBAL X DEFENS...
ETF 0.00% 0.01%
Sold All 😨
(Was: #188)
0.3 -12,545 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
KLAC
KLA CORPORATION
Technology 0.00% 0.01%
Sold All 😨
(Was: #193)
0.3 -771 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
WSO/B
WATSCO CLASS B
Industrials 0.00% 0.01%
Sold All 😨
(Was: #211)
0.3 -1,245 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
LII
LENNOX INTERNAT...
Industrials 0.00% 0.01%
Sold All 😨
(Was: #219)
0.3 -804 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
GS
GOLDMAN SACHS G...
Financial Services 0.00% 0.01%
Sold All 😨
(Was: #221)
0.3 -506 -100.0%
CLOSED
$— 2010 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CDW
CDW CORP COM
Technology 0.00% 0.00%
Sold All 😨
(Was: #234)
0.3 -2,028 -100.0%
CLOSED
$— 2020 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NEM
NEWMONT GOLDCOR...
Basic Materials 0.00% 0.00%
Sold All 😨
(Was: #241)
0.3 -3,501 -100.0%
CLOSED
$— 2010 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
FXF
INVESCO CURRENC...
ETF 0.00% 0.00%
Sold All 😨
(Was: #242)
0.3 -2,560 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
ALSN
ALLISON TRANSMI...
Consumer Cyclical 0.00% 0.00%
Sold All 😨
(Was: #248)
0.3 -3,003 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
BA
BOEING CO
Industrials 0.00% 0.00%
Sold All 😨
(Was: #254)
0.3 -1,103 -100.0%
CLOSED
$— 2006 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
OTIS
OTIS WORLDWIDE ...
Industrials 0.00% 0.00%
Sold All 😨
(Was: #256)
0.3 -2,555 -100.0%
CLOSED
$— 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
BMY
BRISTOL-MYERS S...
Healthcare 0.00% 0.00%
Sold All 😨
(Was: #258)
0.3 -5,110 -100.0%
CLOSED
$— 1999 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
J
JACOBS SOLUTION...
Industrials 0.00% 0.00%
Sold All 😨
(Was: #265)
0.3 -1,480 -100.0%
CLOSED
$— 2006 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
ADBE
ADOBE SYSTEMS I...
Technology 0.00% 0.00%
Sold All 😨
(Was: #266)
0.3 -606 -100.0%
CLOSED
$— 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-25 of 285 holdings

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