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IDEXX LABS INC (IDXX) — Hedge Fund Ownership Q4 2025

IDXX
Q4 2025Q3 2025Q2 2025Q1 2025
  • IDEXX LABS INC (IDXX) is held by 5 of 81 tracked hedge funds, with Fundsmith (7%) and Polen Capital Management (3%) holding the largest stakes, indicating limited hedge fund interest relative to peers.
  • The biggest decreases in IDXX holdings came from Fundsmith (-28%) and Polen Capital Management (-15%), suggesting profit-taking or de-risking.
  • Overall, hedge funds decreased exposure to IDEXX LABS INC (IDXX) by -24% vs the prior quarter and -30% vs prior year.
# Fund % of Portfolio † Shares † Shares vs Prior Quarter † Shares vs Prior Year † Aggregate Value † Reported Price * Option
1
Fundsmith
7.42% 1.9M -28.13% -29.55% $1.27B $676.53
2
Polen Capital Management
2.78% 961K -14.78% $649.8M $676.53
3
Weitz Investment Management
Wallace Weitz
1.42% 35K -37.85% $23.9M $676.53
4
Jensen Investment Management
0.04% 4K -19.39% -60.41% $2.4M $676.53
5
Mairs & Power
0.01% 2K -0.61% -11.28% $1.4M $676.53
5 Total 2.9M -24.29% -29.64% $1.95B
* Reported price is not an actual purchase or sale price. It is the price as of the last portfolio date.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.