IDEXX Executive Chair Jonathan Mazelsky Sells $17.68 Million of Stock After Option Exercise
IDEXX Laboratories Executive Chair of the Board Jonathan Jay Mazelsky sold 25,140 shares for $17,678,195 after exercising stock options, according to a Form 4 filed Thursday.
The filing shows an option exercise of 25,140 shares at $178.26, followed by open-market sales of the same share count under a Rule 10b5-1 trading plan. Weighted-average sale prices in the reported sale lines began at $698.2625 and stepped higher through the coded sale rows.
After the transactions, Mazelsky’s direct beneficial ownership stood at 83,803.302 IDEXX shares.
Sources
- IDEXX LABORATORIES INC /DE Form 4 insider transaction, filed Nov. 5, 2026 (accession 0000874716-26-000144)
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