IDXX

Idexx Laboratories Inc

Latest period2026 - Q2Total superinvestors111

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2026-Q1 and 2026-Q2. According to the most recent SEC 13F filing, 111 superinvestors own shares of Idexx Laboratories Inc (IDXX), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Idexx Laboratories Inc (IDXX), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Idexx Laboratories Inc (IDXX) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Idexx Laboratories Inc (IDXX) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Athena Konstantinidis@Congress Asset Management Co
Recent Activity
Increased 14.11%
0.62%
$100.125M
190,193 shares@ 526.45 avg price
Dr. Dr. Heimo Ploessnig@Assenagon Asset Management S.a.
Recent Activity
Increased 113.48%
0.13%
$96.461M
183,233 shares@ 526.45 avg price
Richard A. Ward@Curated Wealth Partners Llc
Recent Activity
New Position
0.07%
$519,585
152,296 shares@ 3.42 avg price
Stuart Gunderson@Seilern Investment Management Ltd
Recent Activity
Increased 20.7%
6.47%
$51.359M
97,560 shares@ 526.44 avg price
Joel R. Mogy@Mogy Joel R Investment Counsel Inc
Recent Activity
Decreased -0.05%
2.58%
$44.982M
85,445 shares@ 526.45 avg price
Lois Beckmen@Riverbridge Partners Llc
Recent Activity
Decreased -11%
1.08%
$38.662M
73,440 shares@ 526.45 avg price
James Meadows@Manitou Investment Management Ltd.
Recent Activity
Increased 0.55%
6.85%
$36.84M
69,979 shares@ 526.45 avg price
Christopher Chung@Beacon Investment Advisory Services, Inc.
Recent Activity
Decreased -6.21%
1.08%
$29.035M
55,153 shares@ 526.45 avg price
Lauren T. McDonough@Howland Capital Management Llc
Recent Activity
Decreased -1.47%
0.89%
$24.625M
46,776 shares@ 526.45 avg price
Mikael Aho@Handelsbanken Fonder Ab
Recent Activity
Increased 5.95%
0.06%
$20.186M
38,344 shares@ 526.45 avg price

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