Idexx Labs

IDXX13F as of Jun 30, 2026 · next update ~Nov 14

Who's buying IDXX

Top funds mostly trimmed Idexx Labs in Q2 (Apr⁠–⁠Jun)

Buying:

FundsInsidersCongress

Top funds
1 of 6 bought more, 3 sold some. Largest: Fundsmith LLP, $536.9M (4% of its portfolio).
Insiders
No buys, 8 sales in 12 months.
Congress
No buys, 1 sale in 12 months.

6 funds$892.7M held1.5% avg. weightQ2: 1 bought / 3 sold

13F reports are a snapshot as of Jun 30, 2026; funds may have traded since. Insiders often sell for personal reasons (taxes, diversification, planned sales).

Share price · market data, not from 13F reports

Q2 2026

Insider trades (Form 4)

Last 2 years · 21 filings

Date	Insider	Type	Shares	Price	Value
Sep 4, 2026	Lawrence D Kingsley Director	Sold	2,203	$532.08	$1.17M
Mar 3, 2026	Nimrata Hunt VP	Sold	1,758	$634.57	$1.12M
Feb 26, 2026	Jonathan Jay Mazelsky President & CEO	Sold	23,326	$657.55	$15.34M
Feb 26, 2026	Nimrata Hunt VP	Sold	2,693	$661.54	$1.78M
Feb 17, 2026	Michael G Erickson VP	Sold	5,371	$627.38	$3.37M
Feb 17, 2026	Sophie V. Vandebroek Director	Sold	1,464	$628.62	$920K
Feb 10, 2026	George Fennell VP	Sold	11,345	$646.72	$7.34M
Nov 7, 2025	Nimrata Hunt VP	Sold	9,425	$703.34	$6.63M
Aug 22, 2025	M Anne Szostak Director	Sold	2,187	$647.33	$1.42M
Aug 12, 2025	Michael G Erickson VP	Sold	406	$649.96	$264K
Aug 11, 2025	Nimrata Hunt VP	Sold	1,200	$656.53	$788K
Aug 8, 2025	Sharon E. Underberg VP & Secretary	Sold	5,450	$651.60	$3.55M
Aug 6, 2025	Nimrata Hunt VP	Sold	7,143	$630.43	$4.50M
Aug 6, 2025	Jonathan Jay Mazelsky President & CEO	Sold	29,260	$631.98	$18.49M
Aug 6, 2025	Michael Lane VP	Sold	8,411	$627.74	$5.28M
May 21, 2025	M Anne Szostak Director	Sold	2,306	$512.97	$1.18M
May 13, 2025	Daniel M Junius Director	Sold	2,683	$506.41	$1.36M
May 9, 2025	Sophie V. Vandebroek Director	Sold	1,279	$491.34	$628K
Feb 10, 2025	George Fennell VP	Sold	9,986	$462.53	$4.62M
Feb 7, 2025	M Anne Szostak Director	Sold	3,000	$465.95	$1.40M
Nov 27, 2024	Sophie V. Vandebroek Director	Sold	344	$420.44	$145K