Insider txns (12m)
240
Stock / equity
IDXX IDEXX LABORATORIES INC /DE
- Company
- IDEXX LABORATORIES INC /DE
- Security
- Equity
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on record
- 20
- Members of Congress
- 2
- Latest trade on record
- September 4, 2026
IDXX (IDEXX LABORATORIES INC /DE) has 240 disclosed insider transactions from 20 insiders in the last 12 months (0 open-market buys, 48 sales, about $52.4M at reported prices) and 4 congressional trades from 1 member of Congress. The most recent disclosure was filed September 9, 2026.
Open-market buys / sales
0 / 48
Congress trades (12m)
4
Distinct filers (12m)
21
Share price
Price and chart by TradingView for IDEXX LABORATORIES INC /DE. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
IDXX in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in IDXX over the last 12 months; the most active is MAZELSKY JONATHAN JAY with $16M.
Prices insiders traded at
What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.
▲ Bought▼ SoldAverage reported price that day
Insiders reported 36 open-market trades in IDXX since Nov 7, 2025, at prices from $532 to $706; the most recent was a sale at $532 on Sep 4, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
HOOLEY JOSEPH LHunt Nimrata
HOOLEY JOSEPH L reported 325 shares held after the latest filing, against 39 at the first on record.
Insiders trading IDXX
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns. Showing 15 of 20.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Erickson Michael G | Executive Vice President | 35 | 0 | 7 | — | $4.0M | February 19, 2026 |
| FENNELL GEORGE | Executive Vice President | 27 | 0 | 10 | — | $7.6M | June 1, 2026 |
| Hunt Nimrata | Executive Vice President | 25 | 0 | 7 | — | $10.3M | March 3, 2026 |
| MAZELSKY JONATHAN JAY | President and CEO | 23 | 0 | 14 | — | $15.9M | February 27, 2026 |
| Emerson Andrew | EVP, CFO and Treasurer | 18 | 0 | 2 | — | $77K | August 20, 2026 |
| Schreck Michael | Executive Vice President | 15 | 0 | 1 | — | $551K | February 14, 2026 |
| Underberg Sharon E. | EVP, GC & Corporate Secretary | 14 | 0 | 1 | — | $158K | March 3, 2026 |
| Lane Michael | Executive Vice President | 13 | 0 | 1 | — | $139K | February 14, 2026 |
| Smith Martin Alexander | Executive Vice President | 13 | 0 | 1 | — | $190K | February 14, 2026 |
| Kingsley Lawrence D | Director | 11 | 0 | 1 | — | $1.2M | September 4, 2026 |
| Johnson Michael Perkins | Executive Vice President | 10 | 0 | 1 | — | $112K | February 14, 2026 |
| HOOLEY JOSEPH L | Director | 8 | 0 | 0 | — | — | July 30, 2026 |
| Vandebroek Sophie V. | Director | 8 | 0 | 2 | — | $920K | May 12, 2026 |
| Peacock Karen | Director | 6 | 0 | 0 | — | — | May 12, 2026 |
| JUNIUS DANIEL M | Director | 4 | 0 | 0 | — | — | May 12, 2026 |
What kind of transactions these are 4 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| M | Option exercise or conversion | 134 | 151,278 | $11.2M |
| A | Grant or award | 58 | 77,842 | $100K |
| S | Open-market sale | 36 | 57,585 | $37.7M |
| F | Shares withheld for tax | 12 | 5,563 | $3.4M |
What each code means: Form 4 transaction codes.
Members of Congress trading IDXX
Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| April McClain Delaney | Representative (MD, District 6), Democrat | 4 | 0 | 4 | $4,004–$60K | January 13, 2026 |
| Byron Donalds | Representative (FL, District 19), Republican | 2 | 2 | 0 | $2,002–$30K | September 4, 2025 |
Insider transactions
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Kingsley Lawrence D | Option / conversion M | September 4, 2026 | September 9, 2026 | 5d | 2,203 | — | — | latederivative | Form 4 ↗ | |
| Kingsley Lawrence D | Sell S | September 4, 2026 | September 9, 2026 | 5d | 2,203 | $532 | $1.2M | late | Form 4 ↗ | |
| Kingsley Lawrence D | Option / conversion M | September 4, 2026 | September 9, 2026 | 5d | 2,203 | $114 | $252K | late | Form 4 ↗ | |
| Emerson Andrew | Option / conversion M | August 20, 2026 | August 24, 2026 | 4d | 265 | — | — | derivative | Form 4 ↗ | |
| Emerson Andrew | Sell F | August 20, 2026 | August 24, 2026 | 4d | 86 | — | — | Form 4 ↗ | ||
| Emerson Andrew | Option / conversion M | August 20, 2026 | August 24, 2026 | 4d | 265 | $178 | $47K | Form 4 ↗ | ||
| HOOLEY JOSEPH L | Other A | July 30, 2026 | August 3, 2026 | 4d | 49 | $559 | $27K | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | June 1, 2026 | June 2, 2026 | 1d | 639 | — | — | derivative | Form 4 ↗ | |
| FENNELL GEORGE | Sell F | June 1, 2026 | June 2, 2026 | 1d | 284 | $567 | $161K | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | June 1, 2026 | June 2, 2026 | 1d | 639 | — | — | Form 4 ↗ | ||
| Vandebroek Sophie V. | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| Vandebroek Sophie V. | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| SAMAD SAM | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| SAMAD SAM | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| Peacock Karen | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| Peacock Karen | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Other A | May 12, 2026 | May 14, 2026 | 2d | 75 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Other A | May 12, 2026 | May 14, 2026 | 2d | 168 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| JUNIUS DANIEL M | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| JUNIUS DANIEL M | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| HOOLEY JOSEPH L | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| HOOLEY JOSEPH L | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| ESSIG STUART | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| ESSIG STUART | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| Claflin Bruce L. | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| Claflin Bruce L. | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| Britt Irene Chang | Other A | May 12, 2026 | May 14, 2026 | 2d | 234 | — | — | derivative | Form 4 ↗ | |
| Britt Irene Chang | Other A | May 12, 2026 | May 14, 2026 | 2d | 525 | — | — | derivative | Form 4 ↗ | |
| Vandebroek Sophie V. | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | derivative | Form 4 ↗ | |
| Vandebroek Sophie V. | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | Form 4 ↗ | ||
| SZOSTAK M ANNE | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | derivative | Form 4 ↗ | |
| SZOSTAK M ANNE | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | Form 4 ↗ | ||
| Peacock Karen | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 101 | — | — | derivative | Form 4 ↗ | |
| Peacock Karen | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 101 | — | — | Form 4 ↗ | ||
| Kingsley Lawrence D | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 82 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | derivative | Form 4 ↗ | |
| Kingsley Lawrence D | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 82 | — | — | Form 4 ↗ | ||
| Kingsley Lawrence D | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | Form 4 ↗ | ||
| JUNIUS DANIEL M | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | derivative | Form 4 ↗ | |
| JUNIUS DANIEL M | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 257 | — | — | Form 4 ↗ | ||
| HOOLEY JOSEPH L | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 158 | — | — | derivative | Form 4 ↗ | |
| HOOLEY JOSEPH L | Option / conversion M | May 7, 2026 | May 11, 2026 | 4d | 158 | — | — | Form 4 ↗ | ||
| HOOLEY JOSEPH L | Other A | April 30, 2026 | May 4, 2026 | 4d | 43 | $561 | $24K | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | March 3, 2026 | March 5, 2026 | 2d | 197 | — | — | derivative | Form 4 ↗ | |
| Underberg Sharon E. | Option / conversion M | March 3, 2026 | March 5, 2026 | 2d | 197 | $506 | $100K | Form 4 ↗ | ||
| Hunt Nimrata | Sell S | March 3, 2026 | March 5, 2026 | 2d | 1,758 | $635 | $1.1M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Option / conversion M | February 27, 2026 | March 2, 2026 | 3d | 197 | — | — | derivative | Form 4 ↗ | |
| MAZELSKY JONATHAN JAY | Option / conversion M | February 26, 2026 | March 2, 2026 | 4d | 23,326 | — | — | derivative | Form 4 ↗ | |
| MAZELSKY JONATHAN JAY | Option / conversion M | February 27, 2026 | March 2, 2026 | 3d | 197 | $506 | $100K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 2,589 | $663 | $1.7M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,000 | $662 | $662K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,200 | $661 | $793K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 2,859 | $660 | $1.9M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 3,660 | $659 | $2.4M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 2,860 | $658 | $1.9M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,343 | $657 | $882K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,488 | $656 | $976K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,111 | $655 | $727K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,171 | $654 | $765K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,669 | $652 | $1.1M | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,095 | $651 | $713K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Sell S | February 26, 2026 | March 2, 2026 | 4d | 1,281 | $651 | $834K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Option / conversion M | February 26, 2026 | March 2, 2026 | 4d | 23,326 | $142 | $3.3M | Form 4 ↗ | ||
| Hunt Nimrata | Sell S | February 26, 2026 | February 27, 2026 | 1d | 2,693 | $662 | $1.8M | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 197 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 183 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 483 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 817 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 719 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 4,180 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 1,191 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 197 | $506 | $100K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 183 | $544 | $100K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 483 | $207 | $100K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 817 | $178 | $146K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 19, 2026 | February 19, 2026 | 0d | 719 | $142 | $102K | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 40 | $630 | $25K | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 689 | $629 | $433K | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 2,694 | $628 | $1.7M | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 1,288 | $626 | $807K | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 204 | $625 | $128K | Form 4 ↗ | ||
| Erickson Michael G | Sell S | February 17, 2026 | February 19, 2026 | 2d | 456 | $624 | $284K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 4,180 | $178 | $745K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 1,191 | $142 | $169K | Form 4 ↗ | ||
| Vandebroek Sophie V. | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 945 | — | — | derivative | Form 4 ↗ | |
| Vandebroek Sophie V. | Sell S | February 17, 2026 | February 19, 2026 | 2d | 519 | $629 | $326K | Form 4 ↗ | ||
| Vandebroek Sophie V. | Sell S | February 17, 2026 | February 19, 2026 | 2d | 945 | $629 | $594K | Form 4 ↗ | ||
| Vandebroek Sophie V. | Option / conversion M | February 17, 2026 | February 19, 2026 | 2d | 945 | $334 | $316K | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 265 | — | — | derivative | Form 4 ↗ | |
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 218 | — | — | derivative | Form 4 ↗ | |
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 176 | — | — | derivative | Form 4 ↗ | |
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 173 | — | — | derivative | Form 4 ↗ | |
| Underberg Sharon E. | Other A | February 12, 2026 | February 17, 2026 | 5d | 891 | — | — | latederivative | Form 4 ↗ | |
| Underberg Sharon E. | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Underberg Sharon E. | Other A | February 12, 2026 | February 17, 2026 | 5d | 3,738 | — | — | latederivative | Form 4 ↗ | |
| Underberg Sharon E. | Sell F | February 14, 2026 | February 17, 2026 | 3d | 251 | $629 | $158K | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 265 | — | — | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 218 | — | — | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 176 | — | — | Form 4 ↗ | ||
| Underberg Sharon E. | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 173 | — | — | Form 4 ↗ | ||
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | derivative | Form 4 ↗ | |
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | derivative | Form 4 ↗ | |
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 188 | — | — | derivative | Form 4 ↗ | |
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 148 | — | — | derivative | Form 4 ↗ | |
| Smith Martin Alexander | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,620 | — | — | latederivative | Form 4 ↗ | |
| Smith Martin Alexander | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,262 | — | — | latederivative | Form 4 ↗ | |
| Smith Martin Alexander | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Smith Martin Alexander | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,361 | — | — | latederivative | Form 4 ↗ | |
| Smith Martin Alexander | Sell F | February 14, 2026 | February 17, 2026 | 3d | 302 | $629 | $190K | Form 4 ↗ | ||
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | Form 4 ↗ | ||
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | Form 4 ↗ | ||
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 188 | — | — | Form 4 ↗ | ||
| Smith Martin Alexander | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 148 | — | — | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,005 | — | — | derivative | Form 4 ↗ | |
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | derivative | Form 4 ↗ | |
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | derivative | Form 4 ↗ | |
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 169 | — | — | derivative | Form 4 ↗ | |
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 117 | — | — | derivative | Form 4 ↗ | |
| Schreck Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,620 | — | — | latederivative | Form 4 ↗ | |
| Schreck Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,094 | — | — | latederivative | Form 4 ↗ | |
| Schreck Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Schreck Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 4,625 | — | — | latederivative | Form 4 ↗ | |
| Schreck Michael | Sell F | February 14, 2026 | February 17, 2026 | 3d | 876 | $629 | $551K | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,005 | — | — | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 169 | — | — | Form 4 ↗ | ||
| Schreck Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 117 | — | — | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,099 | — | — | derivative | Form 4 ↗ | |
| MAZELSKY JONATHAN JAY | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 958 | — | — | derivative | Form 4 ↗ | |
| MAZELSKY JONATHAN JAY | Other A | February 12, 2026 | February 17, 2026 | 5d | 13,407 | — | — | latederivative | Form 4 ↗ | |
| MAZELSKY JONATHAN JAY | Sell F | February 14, 2026 | February 17, 2026 | 3d | 915 | $629 | $576K | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,099 | — | — | Form 4 ↗ | ||
| MAZELSKY JONATHAN JAY | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 958 | — | — | Form 4 ↗ | ||
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | derivative | Form 4 ↗ | |
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 220 | — | — | derivative | Form 4 ↗ | |
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | derivative | Form 4 ↗ | |
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | derivative | Form 4 ↗ | |
| Lane Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,620 | — | — | latederivative | Form 4 ↗ | |
| Lane Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,262 | — | — | latederivative | Form 4 ↗ | |
| Lane Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Lane Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,361 | — | — | latederivative | Form 4 ↗ | |
| Lane Michael | Sell F | February 14, 2026 | February 17, 2026 | 3d | 221 | $629 | $139K | Form 4 ↗ | ||
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | Form 4 ↗ | ||
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | Form 4 ↗ | ||
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 220 | — | — | Form 4 ↗ | ||
| Lane Michael | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | Form 4 ↗ | ||
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 218 | — | — | derivative | Form 4 ↗ | |
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 179 | — | — | derivative | Form 4 ↗ | |
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 176 | — | — | derivative | Form 4 ↗ | |
| Johnson Michael Perkins | Other A | February 12, 2026 | February 17, 2026 | 5d | 770 | — | — | latederivative | Form 4 ↗ | |
| Johnson Michael Perkins | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Johnson Michael Perkins | Other A | February 12, 2026 | February 17, 2026 | 5d | 3,207 | — | — | latederivative | Form 4 ↗ | |
| Johnson Michael Perkins | Sell F | February 14, 2026 | February 17, 2026 | 3d | 178 | $629 | $112K | Form 4 ↗ | ||
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 218 | — | — | Form 4 ↗ | ||
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 179 | — | — | Form 4 ↗ | ||
| Johnson Michael Perkins | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 176 | — | — | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,508 | — | — | derivative | Form 4 ↗ | |
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | derivative | Form 4 ↗ | |
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | derivative | Form 4 ↗ | |
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 207 | — | — | derivative | Form 4 ↗ | |
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | derivative | Form 4 ↗ | |
| Hunt Nimrata | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,620 | — | — | latederivative | Form 4 ↗ | |
| Hunt Nimrata | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,094 | — | — | latederivative | Form 4 ↗ | |
| Hunt Nimrata | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| Hunt Nimrata | Other A | February 12, 2026 | February 17, 2026 | 5d | 4,625 | — | — | latederivative | Form 4 ↗ | |
| Hunt Nimrata | Sell F | February 14, 2026 | February 17, 2026 | 3d | 1,154 | $629 | $726K | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 367 | — | — | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,508 | — | — | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 207 | — | — | Form 4 ↗ | ||
| Hunt Nimrata | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | derivative | Form 4 ↗ | |
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 139 | — | — | derivative | Form 4 ↗ | |
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 56 | — | — | derivative | Form 4 ↗ | |
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 55 | — | — | derivative | Form 4 ↗ | |
| FENNELL GEORGE | Other A | February 12, 2026 | February 17, 2026 | 5d | 810 | — | — | latederivative | Form 4 ↗ | |
| FENNELL GEORGE | Other A | February 12, 2026 | February 17, 2026 | 5d | 162 | — | — | latederivative | Form 4 ↗ | |
| FENNELL GEORGE | Other A | February 12, 2026 | February 17, 2026 | 5d | 3,384 | — | — | latederivative | Form 4 ↗ | |
| FENNELL GEORGE | Sell F | February 14, 2026 | February 17, 2026 | 3d | 199 | $629 | $125K | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 204 | — | — | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 139 | — | — | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 56 | — | — | Form 4 ↗ | ||
| FENNELL GEORGE | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 55 | — | — | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,508 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 184 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 94 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 92 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 184 | — | — | derivative | Form 4 ↗ | |
| Erickson Michael G | Other A | February 12, 2026 | February 17, 2026 | 5d | 1,580 | — | — | latederivative | Form 4 ↗ | |
| Erickson Michael G | Other A | February 12, 2026 | February 17, 2026 | 5d | 4,739 | — | — | latederivative | Form 4 ↗ | |
| Erickson Michael G | Sell F | February 14, 2026 | February 17, 2026 | 3d | 974 | $629 | $613K | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 184 | — | — | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 1,508 | — | — | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 184 | — | — | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 301 | — | — | Form 4 ↗ | ||
| Erickson Michael G | Option / conversion M | February 14, 2026 | February 17, 2026 | 3d | 94 | — | — | Form 4 ↗ |
Showing the 200 most recent of 240.
Congressional trades
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| April McClain Delaney | Sell | January 13, 2026 | February 2, 2026 | 20d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| April McClain Delaney | Sell | December 2, 2025 | January 5, 2026 | 34d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| April McClain Delaney | Sell | October 16, 2025 | November 4, 2025 | 19d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| April McClain Delaney | Sell | October 29, 2025 | November 4, 2025 | 6d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| Byron Donalds | Buy | September 4, 2025 | October 7, 2025 | 33d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Byron Donalds | Buy | September 4, 2025 | October 7, 2025 | 33d | — | — | $1,001–$15K | House PTR ↗ |
Related stocks
Tickers traded by the same people who traded IDXX, by number of filers in common. It shows overlap in public filings and nothing else.
- BRO Brown & Brown, Inc. Common Stock 2 filers in common
- TDG Transdigm Group Incorporated Common Stock 1 filer in common
- NFLX Netflix, Inc. - Common Stock 1 filer in common
- INTU Intuit Inc. - Common Stock 1 filer in common
- LLY Eli Lilly and Company Common Stock 1 filer in common
- NOW ServiceNow, Inc. Common Stock 1 filer in common
- MPWR Monolithic Power Systems, Inc. - Common Stock 1 filer in common
- MRVL Marvell Technology, Inc. - Common Stock 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- How to read a congressional trade report Owner tells you whose asset it was: the member, the spouse, a dependent child, or held jointly.
- Why congressional trade amounts are ranges There are ten ranges; the lowest is $1,001–$15,000 and the highest is over $50,000,000.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 4 | 6 | October 7, 2025 | February 2, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 41 | 240 | November 3, 2025 | September 9, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.