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$IDXX All transactions

IDEXX LABORATORIES INC /DE

▼ SELL

$ Value

$2.1M

Shares

3,397

Price

$630

Filed

Aug 8

Insider

Name

MAZELSKY JONATHAN JAY

Title

President and CEO

CIK

0001556270

Roles

Director Officer

Transaction Details

Transaction Date

2025-08-06

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

106,554

Footnotes

Includes 28.7090 shares purchased under the Issuer Employee Stock Purchase Plan on March 31, 2025 and June 30, 2025. | Represents the weighted average price of the shares sold ranging from a low of $626.585 to a high of $627.44 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $627.72 to a high of $628.71 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $629.14 to a high of $630.06 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $630.14 to a high of $630.885 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $631.26 to a high of $632.15 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $632.41 to a high of $633.30 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $634.66 to a high of $635.64 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $635.66 to a high of $636.53 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $636.66 to a high of $637.39 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Represents the weighted average price of the shares sold ranging from a low of $639.235 to a high of 639.49 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price. | Grant of option to buy 41,260 shares of Issuer common stock that became exercisable in five annual installments beginning February 14, 2017. | Not applicable

Filing Info

Accession No.

0000874716-25-000126

Form Type

4

Issuer CIK

0000874716

MAZELSKY JONATHAN JAY's History

Date Ticker Type Value
2026-12-31 XRAY A $30K
2026-03-31 XRAY A $30K
2026-02-27 IDXX M $100K
2026-02-27 IDXX M $0
2026-02-26 IDXX M $3.3M
2026-02-26 IDXX $834K
2026-02-26 IDXX $713K
2026-02-26 IDXX $1.1M
2026-02-26 IDXX $765K
2026-02-26 IDXX $727K

Other Insiders at IDXX (90d)

Insider Bought Sold Last
HOOLEY JOSEPH L 2026-01-30
Vandebroek Sophie V. $920K 2026-02-17
FENNELL GEORGE
Executive Vice President
$7.3M 2026-02-14
MAZELSKY JONATHAN JAY
President and CEO
$15.3M 2026-02-27
Smith Martin Alexander
Executive Vice President
2026-02-14
Underberg Sharon E.
EVP, GC & Corporate Secretary
2026-03-03
Lane Michael
Executive Vice President
2026-02-14
Hunt Nimrata
Executive Vice President
$2.9M 2026-03-03
Johnson Michael Perkins
Executive Vice President
2026-02-14
Schreck Michael
Executive Vice President
2026-02-14
Erickson Michael G
Executive Vice President
$3.4M 2026-02-19
Emerson Andrew
EVP, CFO and Treasurer
2026-02-14