Insider filing · IDXX
Jonathan Jay Mazelsky
President and CEO
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IDEXX Laboratories, Inc.
IDXX · Healthcare · 39 filings in 24 months
ticker →
Jonathan Jay Mazelsky sold $15.3M of IDEXX Laboratories (IDXX)
Executed Feb 26, disclosed Mar 2, 4 days later.
Value, as filed
$15.3M
23,326 sh across 13 lots
Executed
Feb 26
the trade date, as filed
Disclosed
Mar 2
4 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
JMJonathan Jay Mazelsky (President and CEO) filed 3 Form 4 reports in the trailing twelve months (1 purchase, 2 sales, 1 filed past the two-business-day deadline), most often in IDEXX Laboratories, Inc. (IDXX). The largest single filing was $17.7M of IDXX (25,140 sh across 13 lots, as filed), executed Nov 4.
The name
IDXXHealthcare · IDEXX Laboratories, Inc. develops, manufactures, and distributes products for the companion animal veterinary, livestock and poultry, dairy…
More Healthcare filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Jonathan Jay Mazelsky in IDXX
IDXXSALE
IDEXX Laboratories, Inc.
$17.7M25,140 sh across 13 lots
Exec Nov 4
Filed Nov 5 · 5:01 PM ET IDXXSALE IDEXX Laboratories, Inc. $18.5M
29,260 sh across 10 lots
Exec Aug 6 2025
Filed Aug 8 2025 · 5:30 PM ET