IDEXX LABORATORIES INC (IDXX) Institutional Ownership and Insiders Activity
IDEXX LABORATORIES INC (IDXX) is widely held by institutional investors, with 8 tracked firms reporting positions valued at approximately $1.12B based on SEC Form 13F filings for the quarter ended June 30, 2026.
Fundsmith is the largest disclosed holder, reporting approximately $536.91M in IDXX holdings in its latest filing.
Recent insider activity includes 2 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.
Institutional Holders
8
Total Reported Value
$1.12B
Largest Holder
Fundsmith
Largest Position
$536.91M
Insider Transactions (90d)
2
Latest Filing Quarter
Q2 2026
New Institutional Positions
0
Funds Exiting Positions
0
Top Institutional Owners
View allInvestorReported Balance
- Fundsmith$536.91M
- Polen Capital Management$280.27M
- Fundsmith Investment Services$172.18M
- Renaissance Technologies LLC$57.79M
- Jensen Investment Management$55.65M
idxx News
All news- Fox Run Management LLC Investment Activity Detailed for Q2 2026
Aug 7, 2026 · valut.ai
- Haven Capital Group Q2 2026 Portfolio Shifts: Focus on Utilities and Tech Buys
Jul 13, 2026 · valut.ai
- Seilern Investment Management Q2 2026 Holdings Activity
Jul 10, 2026 · valut.ai
Related IDXX Institutional Insights:
- IDXX Institutional Ownership & Insiders Activity
- IDXX Institutional Ownership & 13F Activity
- IDXX Top Institutional Shareholders
- IDXX Institutional Buying Activity
- IDXX Institutional Selling Activity
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- IDXX Insider Trading & SEC Form 4 Activity
- IDXX Articles
- Top Institutional Investor Stock Rankings