IEX β€” IDEX CORP

Ownership history in DF DENT & CO INC  Β·  9 quarters on record

This page tracks every 13F SEC filing in which DF DENT & CO INC reported a position in IDEX CORP (IEX). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

πŸ” Peak position
0.39% (2024 Q3)
πŸ“Š Avg. % of fund
0.2%
πŸ“… First filed
2020 Q1
πŸ“… Last filed
2025 Q3
⏱ Quarters held
9

Position Intelligence

DF DENT & CO INC Γ— IEX AI Analytics

πŸ“‰ DF DENT & CO INC underperformed the S&P 500 by –42.0% annually on this IEX position. Timing score: 62% (5/8 decisions correct). Average cost basis: $197.04. Maximum drawdown during holding period: –23.0%.

πŸ“ˆ Position Alpha vs SPY
-42.0%
annualised excess return

❌ Significantly underperformed the S&P 500 by 42.0% ann.
4 quarters analyzed

⏱️ Timing Score
62%

βœ… Decent timing β€” more right than wrong on entries and exits.
5 of 8 add/trim decisions correct

πŸ’° Entry Quality
$197.04
-18.1% vs current ($161.47)

Best entry: $128.23 (2020 Q1)  Β·  Worst: $209.83 (2024 Q3)

πŸ›‘οΈ Drawdown Resilience
–23.0%
max drawdown while held

πŸ’ͺ Held through 1 major drawdown (>20%). Strong conviction under pressure.

πŸ’ͺ Fund Conviction
56%
buy-side decisions

5 adds Β· 4 trims. Bought during 1 of 4 down-price quarters. πŸ“ˆ More buys than sells across the holding period.

πŸ“‘ Position Trajectory
β†’ Stable
last 4–5 quarters trend

βš–οΈ Portfolio weight has remained relatively stable β€” conviction maintained.
Currently 0.24% of portfolio

⚠ Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ— 4 (annualised). Not investment advice.

% of Fund (quarterly)    IEX price (monthly, adj. close)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 116,241 -16,544 -12.5% 0.24% $18.9M $161.47
2025 Q2 ADDED 132,785 +3,109 +2.4% 0.30% $23.3M $173.52
2025 Q1 REDUCED 129,676 -13,878 -9.7% 0.31% $23.5M $178.19
2024 Q4 REDUCED 143,554 -4,451 -3.0% 0.38% $30.0M $205.42
2024 Q3 ADDED 148,005 +124,382 +526.5% 0.39% $31.7M $209.83
2020 Q4 ADDED 23,623 +1,956 +9.0% 0.05% $4.7M $186.66
2020 Q3 ADDED 21,667 +423 +2.0% 0.05% $4.0M $170.47
2020 Q2 REDUCED 21,244 -351 -1.6% 0.05% $3.4M $147.24
2020 Q1 INITIATED 21,595 β€” β€” 0.06% $3.0M $128.23

🏒 Other funds also holding IEX

As of 2025 Q4 β€” sorted by position size

Redwood Grove Capital, LLC 3Y 4.67% WEITZ INVESTMENT MANAGEMENT, INC. 3Y 7Y 4.13% MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC 3Y 7Y 3.47% SPEECE THORSON CAPITAL GROUP INC 3Y 7Y 3.28% FENIMORE ASSET MANAGEMENT INC 3Y 7Y 3.04% Medina Value Partners, LLC 3Y 2.63% NUANCE INVESTMENTS, LLC 3Y 7Y 2.3% HARVEY INVESTMENT CO LLC 3Y 7Y 2.09% Maren Capital LLC 2.06% Impax Asset Management Group plc 3Y 7Y 1.9%
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