Idexx Laboratories

By person

18 insiders · 2 transactions

38.7×

Jonathan J. Mazelsky holds 38.7 times base salary in stock. $44.59M of shares against $1.15M in salary for 2025.

Salary from the company's own proxy. The shares are what Jonathan J. Mazelsky last reported holding, valued at $532.08, the price Common Stock was last bought or sold at on the open market here, on 4 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Kingsley Lawrence D

Director

—

$1.17M (1) scheduled

−$1.17M

9,568

0.0121%

$5.09M

+7.7%

MAZELSKY JONATHAN JAY

President and CEO

—

83,803

0.1064%

$44.59M

+2.4%

MCKEON BRIAN P

EVP, CFO and Treasurer

—

31,550

0.0400%

$16.79M

+1.9%

Hunt Nimrata

Executive Vice President

—

18,141

0.0230%

$9.65M

+54.1%

Erickson Michael G

Executive Vice President

—

15,092

0.0192%

$8.03M

+54.2%

FENNELL GEORGE

Executive Vice President

—

10,433

0.0132%

$5.55M

+50.8%

Lane Michael

Executive Vice President

—

8,024

0.0102%

$4.27M

+22.7%

Underberg Sharon E.

EVP, GC & Corporate Secretary

—

7,138

0.0091%

$3.80M

+25.4%

Emerson Andrew

EVP, CFO and Treasurer

—

4,421

0.0056%

$2.35M

+79.6%

JUNIUS DANIEL M

Director

—

3,561

0.0045%

$1.89M

+17.1%

Schreck Michael

Executive Vice President

—

3,089

0.0039%

$1.64M

+212.7%

Johnson Michael Perkins

Executive Vice President

—

2,795

0.0035%

$1.49M

+899.2%

ESSIG STUART

Director

—

2,236

0.0028%

$1.19M

+13.3%

Smith Martin Alexander

Executive Vice President

—

2,157

0.0027%

$1.15M

+268.9%

Vandebroek Sophie V.

Director

—

905

0.0011%

$481.53K

−38.6%

SZOSTAK M ANNE

Director

—

778

0.0010%

$413.96K

−82.8%

HOOLEY JOSEPH L

Director

—

325

0.0004%

$172.93K

—

Peacock Karen

Director

—

102

0.0001%

$54.27K

+10,100%

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Individual transactions

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