The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Mazelsky Jonathan Jay since 2015.
This trader's CIK number is 1556270.
At the time of last reporting, Mazelsky Jonathan Jay was the President and CEO of Idexx Laboratories Inc /de. (stock ticker symbol IDXX).
Also see all insider trading activities at Idexx Laboratories Inc /de.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | IDXX | 0 | $0 | 29,260 | $18,513,445 | 34,937 | $2,094,813 |
| 2024 | IDXX | 0 | $0 | 12,000 | $6,882,360 | 12,867 | $914,151 |
| 2023 | IDXX | 0 | $0 | 20,552 | $10,531,565 | 31,353 | $2,235,313 |
| 2022 | IDXX | 0 | $0 | 10,500 | $4,563,783 | 23,152 | $1,277,845 |
| 2021 | IDXX | 0 | $0 | 19,868 | $11,535,187 | 29,970 | $1,400,078 |
| 2020 | IDXX | 0 | $0 | 13,206 | $4,678,139 | 21,872 | $936,957 |
| 2019 | IDXX | 0 | $0 | 10,000 | $2,584,340 | 23,933 | $991,851 |
| 2018 | IDXX | 0 | $0 | 0 | $0 | 3,576 | $0 |
| 2017 | IDXX | 0 | $0 | 0 | $0 | 5,484 | $0 |
| 2016 | IDXX | 0 | $0 | 0 | $0 | 5,532 | $104,756 |
| 2015 | IDXX | 0 | $0 | 0 | $0 | 3,803 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-08 | IDXX | Option Ex | 183 | 598.49 | 109,523 |
| 2025-08-06 | IDXX | Sale | 29,260 | 632.72 | 18,513,445 |
| 2025-08-06 | IDXX | Option Ex | 29,260 | 67.85 | 1,985,290 |
| 2025-02-14 | IDXX | Option Ex | 2,747 | .00 | 0 |
| 2025-02-14 | IDXX | Option Ex | 2,747 | .00 | 0 |
| 2024-08-05 | IDXX | Option Ex | 384 | .00 | 0 |
| 2024-02-21 | IDXX | Option Ex | 483 | 206.94 | 99,952 |
| 2024-02-07 | IDXX | Option Ex | 12,000 | 67.85 | 814,199 |
| 2024-02-07 | IDXX | Sale | 12,000 | 573.53 | 6,882,360 |
| 2023-12-04 | IDXX | Option Ex | 13,424 | 79.54 | 1,067,744 |
| 2023-12-04 | IDXX | Sale | 7,128 | 513.23 | 3,658,303 |
| 2023-08-31 | IDXX | Sale | 13,424 | 512.01 | 6,873,262 |
| 2023-08-31 | IDXX | Option Ex | 13,424 | 79.54 | 1,067,744 |
| 2023-08-05 | IDXX | Option Ex | 384 | .00 | 0 |
| 2023-05-04 | IDXX | Option Ex | 560 | 178.26 | 99,825 |
| 2023-02-14 | IDXX | Option Ex | 3,561 | .00 | 0 |
| 2022-11-14 | IDXX | Option Ex | 18,998 | 62.00 | 1,177,876 |
| 2022-11-14 | IDXX | Sale | 10,500 | 434.65 | 4,563,783 |
| 2022-08-05 | IDXX | Option Ex | 385 | .00 | 0 |
| 2022-05-20 | IDXX | Option Ex | 706 | 141.60 | 99,969 |
| 2022-02-14 | IDXX | Option Ex | 3,063 | .00 | 0 |
| 2021-08-13 | IDXX | Sale | 4,737 | 676.43 | 3,204,258 |
| 2021-08-16 | IDXX | Sale | 1,263 | 673.99 | 851,251 |
| 2021-08-05 | IDXX | Option Ex | 385 | .00 | 0 |
| 2021-02-22 | IDXX | Option Ex | 1,475 | 67.85 | 100,078 |
| 2021-02-17 | IDXX | Option Ex | 25,000 | 52.00 | 1,300,000 |
| 2021-02-17 | IDXX | Sale | 13,868 | 539.35 | 7,479,678 |
| 2021-02-14 | IDXX | Option Ex | 3,110 | .00 | 0 |
| 2020-11-06 | IDXX | Option Ex | 2,868 | 70.77 | 202,968 |
| 2020-11-05 | IDXX | Sale | 5,206 | 470.53 | 2,449,579 |
| 2020-08-05 | IDXX | Option Ex | 385 | .00 | 0 |
| 2020-02-14 | IDXX | Option Ex | 2,607 | .00 | 0 |
| 2020-02-05 | IDXX | Option Ex | 13,824 | 45.84 | 633,692 |
| 2020-02-05 | IDXX | Sale | 8,000 | 278.57 | 2,228,560 |
| 2020-01-15 | IDXX | Option Ex | 2,188 | 45.84 | 100,297 |
| 2019-08-08 | IDXX | Option Ex | 11,358 | 46.97 | 533,451 |
| 2019-08-05 | IDXX | Sale | 10,000 | 258.43 | 2,584,340 |
| 2019-08-05 | IDXX | Option Ex | 10,000 | 45.84 | 458,400 |
| 2019-02-14 | IDXX | Option Ex | 2,575 | .00 | 0 |
| 2018-12-05 | IDXX | Option Ex | 961 | .00 | 0 |
| 2018-02-14 | IDXX | Option Ex | 2,615 | .00 | 0 |
| 2017-12-05 | IDXX | Option Ex | 961 | .00 | 0 |
| 2017-09-01 | IDXX | Option Ex | 2,366 | .00 | 0 |
| 2017-02-14 | IDXX | Option Ex | 2,157 | .00 | 0 |
| 2016-12-05 | IDXX | Option Ex | 962 | .00 | 0 |
| 2016-11-18 | IDXX | Option Ex | 2,204 | 47.53 | 104,756 |
| 2016-09-01 | IDXX | Option Ex | 2,366 | .00 | 0 |
| 2015-12-05 | IDXX | Option Ex | 962 | .00 | 0 |
| 2015-09-01 | IDXX | Option Ex | 2,366 | .00 | 0 |
| 2015-02-14 | IDXX | Option Ex | 475 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Mazelsky Jonathan Jay (President and CEO of Idexx Laboratories Inc /de at the time of this reporting) see the Securities and Exchange Commission (SEC) website.