DF DENT & CO INC
CIK 0000934999 · BALTIMORE, MD · Quarter end: 2026-06-30 · Filed on: 2026-08-14 · Open the SEC source ↗
Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$5.27B
2026 Q2
Positions
271
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
29.9%
Est. Net Flow (Q)
—
2026 Q2
Top Holdings
GOOG
ALPHABET INC CL C
4.6%
V
VISA INC CL A
3.6%
HEI-A
HEICO CORP CL A
3.4%
AMZN
AMAZON.COM INC
3.1%
TDG
TRANSDIGM GROUP INC
2.8%
VMC
VULCAN MATERIALS CO
2.7%
ECL
ECOLAB INC
2.5%
WCN
WASTE CONNECTIONS INC
2.4%
New / Increased
No prior quarter data
Reduced / Exited
No prior quarter data
Read the 2026-Q2 quarterly report · 13F Filing Calendar
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.