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Df Dent & CO INC

Portfolio Manager
Df Dent & CO INC
Performance
-11.50% (2026 Q1)
AUM (13F)
$5.22B
# of Holdings
262
Performance Rank
Allocation (Top 20)
35.66%

Df Dent & CO INC Holdings Map

Top 50 Df Dent & CO INC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
AMZN
AMAZON.COM INC
3.18%796.4K$165.9M
-8.95%(-78.25K)
2025-Q1: 1.02M shares2025-Q2: 1.01M shares2025-Q3: 974.9K shares2025-Q4: 874.7K shares2026-Q1: 796.4K shares
$66.90(+262.75%)
2026-03-31
HEI-A
HEICO CORP CL A
3.14%777.0K$164.0M
-21.36%(-211.06K)
2025-Q1: 1.24M shares2025-Q2: 1.22M shares2025-Q3: 1.12M shares2025-Q4: 988.1K shares2026-Q1: 777.0K shares
$117.63(+122.47%)
2026-03-31
VMC
VULCAN MATERIALS CO
2.83%543.6K$148.0M
-26.63%(-197.34K)
2025-Q1: 920.2K shares2025-Q2: 879.7K shares2025-Q3: 836.3K shares2025-Q4: 741.0K shares2026-Q1: 543.6K shares
$130.38(+132.54%)
2026-03-31
TDG
TRANSDIGM GROUP INC
2.72%122.8K$142.3M
-18.03%(-27.00K)
2025-Q1: 168.0K shares2025-Q2: 165.8K shares2025-Q3: 166.3K shares2025-Q4: 149.7K shares2026-Q1: 122.8K shares
$311.25(+333.25%)
2026-03-31
ECL
ECOLAB INC
2.64%518.6K$138.0M
-26.95%(-191.30K)
2025-Q1: 833.4K shares2025-Q2: 822.1K shares2025-Q3: 787.3K shares2025-Q4: 709.9K shares2026-Q1: 518.6K shares
$101.34(+179.60%)
2026-03-31
MCO
MOODYS CORP
2.47%295.4K$128.9M
-16.06%(-56.53K)
2025-Q1: 435.8K shares2025-Q2: 428.2K shares2025-Q3: 401.2K shares2025-Q4: 351.9K shares2026-Q1: 295.4K shares
$122.11(+301.70%)
2026-03-31
FAST
FASTENAL CO
2.37%2.67M$123.8M
-8.00%(-232.00K)
2025-Q1: 2.18M shares2025-Q2: 3.34M shares2025-Q3: 3.16M shares2025-Q4: 2.90M shares2026-Q1: 2.67M shares
$10.55(+360.71%)
2026-03-31
MSFT
MICROSOFT CORP
2.08%293.4K$108.6M
-8.43%(-27.01K)
2025-Q1: 347.7K shares2025-Q2: 354.3K shares2025-Q3: 348.5K shares2025-Q4: 320.5K shares2026-Q1: 293.4K shares
$217.96(+79.15%)
2026-03-31
MPWR
MONOLITHIC PWR SYS INC COM
1.85%88.5K$96.8M
-30.43%(-38.73K)
2025-Q1: 160.0K shares2025-Q2: 171.1K shares2025-Q3: 149.7K shares2025-Q4: 127.3K shares2026-Q1: 88.5K shares
$609.35(+111.40%)
2026-03-31
DHR
DANAHER CORP
1.57%431.3K$81.8M
-11.22%(-54.52K)
2025-Q1: 569.3K shares2025-Q2: 552.9K shares2025-Q3: 541.7K shares2025-Q4: 485.8K shares2026-Q1: 431.3K shares
$109.31(+81.07%)
2026-03-31

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