IDXX Idexx Laboratories
Nasdaq · SEC CIK 874716 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $37.66M 8 sales by 6 insiders
- Filings on record
- 261 since 2021-08-03, latest 2026-09-09 17:00
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| MAZELSKY JONATHAN JAY | Pres, CEO, Dir | — | $15.34M |
| Hunt Nimrata | EVP | — | $9.53M |
| FENNELL GEORGE | EVP | — | $7.34M |
| Erickson Michael G | EVP | — | $3.37M |
| Kingsley Lawrence D | Dir | — | $1.17M |
| Vandebroek Sophie V. | Dir | — | $920.3K |
| Emerson Andrew | EVP, CFO, Treas | — | — |
| Schreck Michael | EVP | — | — |
| Johnson Michael Perkins | EVP | — | — |
| Peacock Karen | Dir | — | — |
Transactions 344
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2023-05-22 | 2023-05-18+ | IDXX | AYERS JONATHAN W | Dir | S - Sale+OE | $490.29 | -20.0K | 140.0K | -12% | -$9.81M |
| 2023-05-19 | 2023-05-18 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | G - Gift | $0.00 | -602 | 72.7K | -0.8% | $0 | |
| 2023-05-17 | 2023-05-15 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -3,514 | 137.0K | -3% | $0 | |
| D | 2023-05-15 | 2023-05-11 | IDXX | SZOSTAK M ANNE | Dir | M - OptEx | $0.00 | +344 | 1,604 | +27% | $0 |
| DM | 2023-05-15 | 2023-05-11 | IDXX | AYERS JONATHAN W | Dir | M - OptEx | $0.00 | -1,341 | 140.6K | -0.9% | $0 |
| DM | 2023-05-15 | 2023-05-11 | IDXX | Kingsley Lawrence D | Dir | M - OptEx | $0.00 | +464 | 8,424 | +6% | $0 |
| D | 2023-05-15 | 2023-05-11 | IDXX | ESSIG STUART | Dir | M - OptEx | $0.00 | +344 | 1,717 | +25% | $0 |
| D | 2023-05-15 | 2023-05-11 | IDXX | COLLINS Asha | Dir | M - OptEx | $0.00 | +344 | 522 | +193% | $0 |
| D | 2023-05-15 | 2023-05-11 | IDXX | Vandebroek Sophie V. | Dir | M - OptEx | $0.00 | +344 | 1,216 | +39% | $0 |
| D | 2023-05-11 | 2023-05-10 | IDXX | AYERS JONATHAN W | Dir | M - OptEx | $178.26 | +560 | 141.9K | +0.4% | +$99.8K |
| D | 2023-05-11 | 2023-05-09 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -1,685 | 141.3K | -1% | $0 |
| M | 2023-05-08 | 2023-05-04+ | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -2,501 | 143.0K | -2% | $0 |
| D | 2023-05-08 | 2023-05-05 | IDXX | MCKEON BRIAN P | EVP, CFO, Treas | M - OptEx | $178.26 | +560 | 29.6K | +2% | +$99.8K |
| D | 2023-05-08 | 2023-05-05 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | M - OptEx | $206.94 | +483 | 4,245 | +13% | +$100.0K |
| 2023-05-08 | 2023-05-05 | IDXX | Lane Michael | EVP | S - Sale | $484.00 | -1,000 | 4,022 | -20% | -$484.0K | |
| MI | 2023-05-08 | 2023-05-05 | IDXX | SZOSTAK M ANNE | Dir | S - Sale | $474.89 | -2,000 | 4,700 | -30% | -$949.8K |
| D | 2023-05-05 | 2023-05-04 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $178.26 | +560 | 73.3K | +0.8% | +$99.8K |
| DI | 2023-05-05 | 2023-05-04 | IDXX | Vandebroek Sophie V. | Dir | G - Gift | $0.00 | -500 | 8,173 | -6% | $0 |
| D | 2023-05-05 | 2023-05-04 | IDXX | Vandebroek Sophie V. | Dir | M - OptEx | $206.62 | +2,187 | 3,059 | +251% | +$451.9K |
| D | 2023-05-05 | 2023-05-04 | IDXX | Vandebroek Sophie V. | Dir | S - Sale+OE | $469.02 | -2,187 | 872 | -71% | -$1.03M |
| 2023-05-02 | 2023-04-28 | IDXX | JUNIUS DANIEL M | Dir | A - Grant | $492.16 | +13 | 2,995 | +0.4% | +$6,398 | |
| 2023-02-21 | 2023-02-16 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -1,000 | 145.5K | -0.7% | $0 | |
| D | 2023-02-17 | 2023-02-16 | IDXX | JUNIUS DANIEL M | Dir | M - OptEx | $206.62 | +2,187 | 5,169 | +73% | +$451.9K |
| D | 2023-02-17 | 2023-02-16 | IDXX | JUNIUS DANIEL M | Dir | S - Sale+OE | $511.68 | -2,187 | 2,982 | -42% | -$1.12M |
| DM | 2023-02-17 | 2023-02-15+ | IDXX | Turner Kathy V | SVP | S - Sale+OE | $510.08 | -1,010 | 7,380 | -12% | -$515.2K |
| D | 2023-02-17 | 2023-02-16 | IDXX | Turner Kathy V | SVP | M - OptEx | $79.54 | +10 | 7,390 | +0.1% | +$795.40 |
| D | 2023-02-17 | 2023-02-15 | IDXX | Turner Kathy V | SVP | A - Grant | $79.54 | +1,000 | 8,380 | +14% | +$79.5K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | Hunt Nimrata | EVP | M - OptEx | $0.00 | +791 | 10.6K | +8% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | Hunt Nimrata | EVP | F - Tax | $503.65 | -239 | 11.0K | -2% | -$120.4K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | M - OptEx | $0.00 | +1,010 | 3,879 | +35% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | F - Tax | $503.65 | -305 | 3,747 | -8% | -$153.6K |
| D | 2023-02-16 | 2023-02-14 | IDXX | Smith Martin Alexander | EVP | F - Tax | $503.65 | +47 | 180 | +35% | +$23.7K |
| D | 2023-02-16 | 2023-02-14 | IDXX | Smith Martin Alexander | EVP | M - OptEx | $0.00 | +149 | 227 | +191% | $0 |
| DM | 2023-02-16 | 2023-02-14 | IDXX | Turner Kathy V | SVP | M - OptEx | $58.23 | +2,732 | 9,380 | +41% | +$159.1K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | Turner Kathy V | SVP | S - Sale+OE | $504.59 | -2,000 | 7,490 | -21% | -$1.01M |
| D | 2023-02-16 | 2023-02-14 | IDXX | Turner Kathy V | SVP | F - Tax | $503.65 | -293 | 7,380 | -4% | -$147.6K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $0.00 | +3,561 | 72.7K | +5% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | F - Tax | $503.65 | -1,657 | 72.7K | -2% | -$834.5K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | MCKEON BRIAN P | CFO, Executive VP | M - OptEx | $0.00 | +1,928 | 30.2K | +7% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | MCKEON BRIAN P | CFO, Executive VP | F - Tax | $503.65 | -1,208 | 29.0K | -4% | -$608.4K |
| DM | 2023-02-16 | 2023-02-14 | IDXX | Lane Michael | EVP | M - OptEx | $0.00 | +915 | 4,917 | +23% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | Lane Michael | EVP | F - Tax | $503.65 | -275 | 5,007 | -5% | -$138.5K |
| 2023-02-16 | 2023-02-09 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -21.5K | 146.5K | -13% | $0 | |
| DM | 2023-02-16 | 2023-02-14 | IDXX | POLEWACZYK JAMES F | EVP | M - OptEx | $0.00 | +834 | 16.6K | +5% | $0 |
| D | 2023-02-16 | 2023-02-14 | IDXX | POLEWACZYK JAMES F | EVP | F - Tax | $503.65 | +252 | 16.0K | +2% | +$126.9K |
| D | 2023-02-13 | 2023-02-09 | IDXX | Turner Kathy V | SVP | M - OptEx | $79.54 | +1,000 | 7,941 | +14% | +$79.5K |
| D | 2023-02-13 | 2023-02-09 | IDXX | Turner Kathy V | SVP | S - Sale+OE | $505.04 | -1,000 | 6,941 | -13% | -$505.0K |
| MI | 2023-02-10 | 2023-02-08 | IDXX | SZOSTAK M ANNE | Dir | G - Gift | $0.00 | -741 | 741 | -50% | $0 |
| D | 2023-02-10 | 2023-02-09 | IDXX | Hunt Nimrata | EVP | M - OptEx | $141.60 | +706 | 10.5K | +7% | +$100.0K |
| 2023-02-01 | 2023-01-30 | IDXX | JUNIUS DANIEL M | Dir | A - Grant | $482.95 | +14 | 2,982 | +0.5% | +$6,761 | |
| D | 2022-12-07 | 2022-12-05 | IDXX | JUNIUS DANIEL M | Dir | M - OptEx | $160.28 | +3,046 | 6,014 | +103% | +$488.2K |
| D | 2022-12-07 | 2022-12-05 | IDXX | JUNIUS DANIEL M | Dir | S - Sale+OE | $424.91 | -3,046 | 2,968 | -51% | -$1.29M |
| M | 2022-12-06 | 2022-11-09+ | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -7,400 | 170.4K | -4% | $0 |
| D | 2022-12-06 | 2022-12-02 | IDXX | SZOSTAK M ANNE | Dir | S - Sale+OE | $428.55 | -740 | 1,260 | -37% | -$317.1K |
| D | 2022-12-06 | 2022-12-02 | IDXX | SZOSTAK M ANNE | Dir | M - OptEx | $160.28 | +2,000 | 2,000 | New | +$320.6K |
| D | 2022-12-05 | 2022-12-01 | IDXX | Turner Kathy V | SVP | S - Sale+OE | $436.00 | -3,000 | 6,923 | -30% | -$1.31M |
| D | 2022-12-05 | 2022-12-01 | IDXX | Turner Kathy V | SVP | M - OptEx | $141.60 | +3,000 | 9,923 | +43% | +$424.8K |
| DM | 2022-11-16 | 2022-11-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | S - Sale+OE | $434.47 | -10.5K | 70.8K | -13% | -$4.56M |
| D | 2022-11-16 | 2022-11-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $62.00 | +19.0K | 81.3K | +30% | +$1.18M |
| DM | 2022-11-14 | 2022-11-10+ | IDXX | Turner Kathy V | SVP | S - Sale+OE | $426.70 | -13.9K | 6,923 | -67% | -$5.92M |
| DM | 2022-11-14 | 2022-11-10+ | IDXX | Turner Kathy V | SVP | M - OptEx | $189.23 | +13.9K | 12.2K | New | +$2.63M |
| DM | 2022-11-09 | 2022-11-07 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | S - Sale+OE | $382.49 | -13.2K | 68.4K | -16% | -$5.06M |
| D | 2022-11-09 | 2022-11-07 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $52.00 | +24.0K | 75.5K | +47% | +$1.25M |
| 2022-11-01 | 2022-10-28 | IDXX | JUNIUS DANIEL M | Dir | A - Grant | $364.28 | +18 | 2,968 | +0.6% | +$6,557 | |
| M | 2022-09-08 | 2022-08-05+ | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -455.0K | 175.4K | -72% | $0 |
| I | 2022-09-08 | 2022-09-06 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | +450.0K | 450.0K | New | $0 |
| D | 2022-09-06 | 2022-09-01 | IDXX | Smith Martin Alexander | EVP | F - Tax | $349.93 | -6 | 43 | -12% | -$2,100 |
| D | 2022-09-06 | 2022-09-01 | IDXX | Smith Martin Alexander | EVP | M - OptEx | $0.00 | +19 | 49 | +63% | $0 |
| D | 2022-08-08 | 2022-08-05 | IDXX | MCKEON BRIAN P | CFO, Executive VP | M - OptEx | $0.00 | +192 | 28.4K | +0.7% | $0 |
| D | 2022-08-08 | 2022-08-05 | IDXX | MCKEON BRIAN P | CFO, Executive VP | F - Tax | $407.78 | -90 | 28.3K | -0.3% | -$36.7K |
| D | 2022-08-08 | 2022-08-05 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $0.00 | +385 | 51.7K | +0.8% | $0 |
| D | 2022-08-08 | 2022-08-05 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | F - Tax | $407.78 | -179 | 51.5K | -0.3% | -$73.0K |
| 2022-08-02 | 2022-07-29 | IDXX | JUNIUS DANIEL M | Dir | A - Grant | $399.18 | +16 | 2,950 | +0.5% | +$6,387 | |
| D | 2022-05-23 | 2022-05-20 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $141.60 | +706 | 51.3K | +1% | +$100.0K |
| D | 2022-05-13 | 2022-05-11 | IDXX | ESSIG STUART | Dir | M - OptEx | $0.00 | +224 | 1,373 | +19% | $0 |
| D | 2022-05-13 | 2022-05-11 | IDXX | SZOSTAK M ANNE | Dir | M - OptEx | $0.00 | +224 | 224 | New | $0 |
| D | 2022-05-13 | 2022-05-11 | IDXX | AYERS JONATHAN W | Dir | M - OptEx | $0.00 | +224 | 630.4K | +0.0% | $0 |
| DM | 2022-05-13 | 2022-05-11 | IDXX | Kingsley Lawrence D | Dir | M - OptEx | $0.00 | +302 | 8,002 | +4% | $0 |
| D | 2022-05-13 | 2022-05-11 | IDXX | Vandebroek Sophie V. | Dir | M - OptEx | $0.00 | +224 | 872 | +35% | $0 |
| 2022-05-03 | 2022-04-29 | IDXX | JUNIUS DANIEL M | Dir | A - Grant | $430.48 | +15 | 2,934 | +0.5% | +$6,457 | |
| 2022-03-07 | 2022-03-04 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | G - Gift | $0.00 | -500 | 50.6K | -1.0% | $0 | |
| DM | 2022-02-25 | 2022-02-23 | IDXX | TWIGGE GIOVANI | SVP | M - OptEx | $248.80 | +2,599 | 18.4K | +16% | +$646.6K |
| DM | 2022-02-22 | 2022-02-18 | IDXX | Turner Kathy V | SVP | M - OptEx | $91.73 | +2,180 | 6,886 | +46% | +$200.0K |
| D | 2022-02-22 | 2022-02-18 | IDXX | AYERS JONATHAN W | Dir | M - OptEx | $141.60 | +706 | 630.2K | +0.1% | +$100.0K |
| D | 2022-02-18 | 2022-02-17 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | M - OptEx | $206.94 | +483 | 2,987 | +19% | +$100.0K |
| 2022-02-17 | 2022-02-15 | IDXX | AYERS JONATHAN W | Dir | S - Sale | $509.70 | -250 | 629.5K | -0.0% | -$127.4K | |
| 2022-02-17 | 2022-02-11 | IDXX | AYERS JONATHAN W | Dir | G - Gift | $0.00 | -8,000 | 629.7K | -1% | $0 | |
| D | 2022-02-17 | 2022-02-16 | IDXX | MCKEON BRIAN P | CFO, Executive VP | M - OptEx | $141.60 | +706 | 28.2K | +3% | +$100.0K |
| DM | 2022-02-16 | 2022-02-14 | IDXX | Hunt Nimrata | EVP | M - OptEx | $0.00 | +675 | 9,745 | +7% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | Hunt Nimrata | EVP | F - Tax | $505.53 | -204 | 9,702 | -2% | -$103.1K |
| DM | 2022-02-16 | 2022-02-14 | IDXX | POLEWACZYK JAMES F | EVP | M - OptEx | $0.00 | +781 | 15.1K | +5% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | POLEWACZYK JAMES F | EVP | F - Tax | $505.53 | +235 | 15.4K | +2% | +$118.8K |
| DM | 2022-02-16 | 2022-02-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | M - OptEx | $0.00 | +3,063 | 49.9K | +7% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | MAZELSKY JONATHAN JAY | Pres, CEO, Dir | F - Tax | $505.53 | -1,423 | 51.1K | -3% | -$719.4K |
| DM | 2022-02-16 | 2022-02-14 | IDXX | TWIGGE GIOVANI | SVP | M - OptEx | $0.00 | +835 | 17.9K | +5% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | TWIGGE GIOVANI | SVP | F - Tax | $505.53 | -252 | 17.7K | -1% | -$127.4K |
| DM | 2022-02-16 | 2022-02-14 | IDXX | Lane Michael | EVP | M - OptEx | $0.00 | +922 | 4,254 | +28% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | Lane Michael | EVP | F - Tax | $505.53 | -1 | 4,312 | -0.0% | -$505.53 |
| DM | 2022-02-16 | 2022-02-14 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | M - OptEx | $0.00 | +838 | 2,619 | +47% | $0 |
| D | 2022-02-16 | 2022-02-14 | IDXX | Underberg Sharon E. | EVP, GC, Corp. Sec | F - Tax | $505.53 | -253 | 2,504 | -9% | -$127.9K |
Purchase Sale Sale after option exercise All abbreviations