MAZELSKY JONATHAN JAY

PrivateCIK: 1556270
Location

WESTBROOK, ME

Senior insider sale

President and CEO at IDEXX LABORATORIES INC /DE — senior position signals high conviction

$15.34M

23.33K shares

What this filing means

MAZELSKY JONATHAN JAY plans to sell 23.33K shares of IDEXX LABORATORIES INC /DE valued at approximately $15.34M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderMAZELSKY JONATHAN JAYCIK 1556270
DirectorOfficer· President and CEO
Since Feb 2026
23.33K
Shares to sell
$15.34M
Approx. market value
23.33K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

2/26/2026
23.33K
Total acquired23.33K
Planned & Completed Dispositions1
Sort
NASDAQPlanned

Units to sell

23.33K

Market value

$15.34M

2/26/2026
Total

Units

23.33K

Value

$15.34M

MAZELSKY JONATHAN JAY — Planned Insider Sale (Form 144) | Finecho