IDEXX LABORATORIES INC /DE (IDXX)
Data as of , from SEC Form 4 filings.
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- Lawrence D. Kingsley - DirectorOpen-market sale$1.17M
- Nimrata Hunt - OfficerOpen-market sale$1.12M
About IDEXX LABORATORIES INC /DE (IDXX)
IDEXX LABORATORIES INC /DE is an SEC registrant, filing under CIK 0000874716, classified as in vitro and in vivo diagnostic substances. It is grouped with Health Care companies on this site.
IDXX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 2,203 | $1.17M |
| Grant or award | 1 | 49 | |
| Option exercise | 4 | 4,936 | |
IDXX insider transactions (Form 4)
13260 Form 4 filings on record, the earliest from Nov 29, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Lawrence D. Kingsley - Director | Option exercise | Common Stock | 2,203 | $114.17 | $252K | |
| Lawrence D. Kingsley - Director | Open-market sale | Common Stock | 2,203 | $532.08 footnote F1 | $1.17M | |
| Lawrence D. Kingsley - Director | Option exercise | Non-Qualified Stock Option (right-to-buy) | 2,203 | - footnote F3 | - | |
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| Andrew Emerson - Officer | Option exercise | Common Stock | 265 | $178.26 | $47K | |
| Andrew Emerson - Officer | Tax withholding / forfeiture | Common Stock | 86 | $0.00 | - | |
| Andrew Emerson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 265 | - footnote F3 | - | |
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| Joseph L. Hooley - Director | Grant or award | Common Stock | 49 footnote F1 | $558.80 | $27K | |
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| George Fennell - Officer | Option exercise | Common Stock | 639 | $0.00 | - | |
| George Fennell - Officer | Tax withholding / forfeiture | Common Stock | 284 | $566.79 | $161K | |
| George Fennell - Officer | Option exercise | Restricted Stock Unit | 639 | - footnote F2 | - | |
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| Sophie V. Vandebroek - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Sophie V. Vandebroek - Director | Grant or award | Restricted Stock Unit | 234 | $0.00 | - | |
 Sam Samad - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Sam Samad - Director | Grant or award | Deferred Stock Unit | 234 | $0.00 | - | |
| Karen Peacock - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Karen Peacock - Director | Grant or award | Deferred Stock Unit | 234 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 168 footnote F2 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Grant or award | Restricted Stock Unit | 234 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Grant or award | Restricted Stock Unit | 75 footnote F2 | $0.00 | - | |
| ||||||
| Daniel M. Junius - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Daniel M. Junius - Director | Grant or award | Restricted Stock Unit | 234 | $0.00 | - | |
| Joseph L. Hooley - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Joseph L. Hooley - Director | Grant or award | Deferred Stock Unit | 234 | $0.00 | - | |
 Stuart Essig - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Stuart Essig - Director | Grant or award | Restricted Stock Unit | 234 | $0.00 | - | |
 Bruce L. Claflin - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Bruce L. Claflin - Director | Grant or award | Deferred Stock Unit | 234 | $0.00 | - | |
 Irene Chang Britt - Director | Grant or award | Non-Qualified Stock Option (right-to-buy) | 525 | $0.00 | - | |
| Irene Chang Britt - Director | Grant or award | Deferred Stock Unit | 234 | $0.00 | - | |
| Sophie V. Vandebroek - Director | Option exercise | Common Stock | 257 | $0.00 | - | |
| Sophie V. Vandebroek - Director | Option exercise | Restricted Stock Unit | 257 | - footnote F2 | - | |
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| M. Anne Szostak - Director | Option exercise | Common Stock | 257 | $0.00 | - | |
| M. Anne Szostak - Director | Option exercise | Restricted Stock Unit | 257 | - footnote F4 | - | |
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| Karen Peacock - Director | Option exercise | Common Stock | 101 | $0.00 | - | |
| Karen Peacock - Director | Option exercise | Restricted Stock Unit | 101 | - footnote F2 | - | |
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| Lawrence D. Kingsley - Director | Option exercise | Common Stock | 257 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Option exercise | Common Stock | 82 | $0.00 | - | |
| Lawrence D. Kingsley - Director | Option exercise | Restricted Stock Unit | 257 | - footnote F2 | - | |
| Lawrence D. Kingsley - Director | Option exercise | Restricted Stock Unit | 82 | - footnote F2 | - | |
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| Daniel M. Junius - Director | Option exercise | Common Stock | 257 | $0.00 | - | |
| Daniel M. Junius - Director | Option exercise | Restricted Stock Unit | 257 | - footnote F2 | - | |
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| Joseph L. Hooley - Director | Option exercise | Common Stock | 158 | $0.00 | - | |
| Joseph L. Hooley - Director | Option exercise | Restricted Stock Unit | 158 | - footnote F2 | - | |
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| Joseph L. Hooley - Director | Grant or award | Common Stock | 43 footnote F1 | $560.80 | $24K | |
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| Sharon E. Underberg - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 197 | - footnote F2 | - | |
| Sharon E. Underberg - Officer | Option exercise | Common Stock | 197 | $505.53 | $100K | |
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| Nimrata Hunt - Officer | Open-market sale | Common Stock | 1,758 | $634.57 footnote F1 | $1.12M | |
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| Michael G. Erickson - Officer | Grant or award | Non-Qualified Stock Option (right-to-buy) | 13,667 | $0.00 | - | |
| Michael G. Erickson - Officer | Grant or award | Incentive Stock Option (right-to-buy) | 162 | $0.00 | - | |
| Jonathan Jay Mazelsky - Officer | Option exercise | Common Stock | 23,326 | $141.60 | $3.30M | |
| Jonathan Jay Mazelsky - Officer | Option exercise | Common Stock | 197 | $505.53 | $100K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,488 | $655.85 footnote F6 | $976K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,343 | $656.85 footnote F7 | $882K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,281 | $650.67 footnote F1 | $834K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,095 | $651.49 footnote F2 | $713K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,669 | $652.49 footnote F3 | $1.09M | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,171 | $653.68 footnote F4 | $765K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,111 | $654.63 footnote F5 | $727K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 2,860 | $657.84 footnote F8 | $1.88M | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 3,660 | $658.92 footnote F9 | $2.41M | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 2,859 | $659.75 footnote F10 | $1.89M | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,200 | $661.10 footnote F11 | $793K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 1,000 | $662.16 footnote F12 | $662K | |
| Jonathan Jay Mazelsky - Officer | Open-market sale | Common Stock | 2,589 | $663.04 footnote F13 | $1.72M | |
| Jonathan Jay Mazelsky - Officer | Option exercise | Non-Qualified Stock Option (right-to-buy) | 23,326 | $0.00 | - | |
| Jonathan Jay Mazelsky - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 197 | $0.00 | - | |
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| Nimrata Hunt - Officer | Open-market sale | Common Stock | 2,693 | $661.54 footnote F1 | $1.78M | |
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| Michael G. Erickson - Officer | Option exercise | Common Stock | 1,191 | $141.60 | $169K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 4,180 | $178.26 | $745K | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 40 | $629.86 | $25K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 719 | $141.60 | $102K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 817 | $178.26 | $146K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 483 | $206.94 | $100K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 183 | $544.08 | $100K | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 456 | $623.76 footnote F1 | $284K | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 204 | $625.24 footnote F2 | $128K | |
| Michael G. Erickson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 817 | $0.00 | - | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 1,288 | $626.26 footnote F3 | $807K | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 2,694 | $628.22 footnote F4 | $1.69M | |
| Michael G. Erickson - Officer | Open-market sale | Common Stock | 689 | $629.09 footnote F5 | $433K | |
| Michael G. Erickson - Officer | Option exercise | Common Stock | 197 | $505.53 | $100K | |
| Michael G. Erickson - Officer | Option exercise | Non-Qualified Stock Option (right-to-buy) | 1,191 | $0.00 | - | |
| Michael G. Erickson - Officer | Option exercise | Non-Qualified Stock Option (right-to-buy) | 4,180 | $0.00 | - | |
| Michael G. Erickson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 719 | $0.00 | - | |
| Michael G. Erickson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 483 | $0.00 | - | |
| Michael G. Erickson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 183 | $0.00 | - | |
| Michael G. Erickson - Officer | Option exercise | Incentive Stock Option (right-to-buy) | 197 | $0.00 | - | |
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| Sophie V. Vandebroek - Director | Option exercise | Common Stock | 945 | $333.90 | $316K | |
| Sophie V. Vandebroek - Director | Open-market sale | Common Stock | 945 | $628.65 | $594K | |
| Sophie V. Vandebroek - Director | Open-market sale | Common Stock | 519 | $628.56 | $326K | |
| Sophie V. Vandebroek - Director | Option exercise | Non-Qualified Stock Option (right-to-buy) | 945 | - footnote F2 | - | |
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| Sharon E. Underberg - Officer | Option exercise | Common Stock | 176 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Common Stock | 218 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Common Stock | 265 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Common Stock | 173 | $0.00 | - | |
| Sharon E. Underberg - Officer | Tax withholding / forfeiture | Common Stock | 251 | $629.35 footnote F2 | $158K | |
| Sharon E. Underberg - Officer | Grant or award | Non-Qualified Stock Option (right-to-buy) | 3,738 | $0.00 | - | |
| Sharon E. Underberg - Officer | Grant or award | Incentive Stock Option (right-to-buy) | 162 | $0.00 | - | |
| Sharon E. Underberg - Officer | Grant or award | Restricted Stock Unit | 891 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Restricted Stock Unit | 173 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Restricted Stock Unit | 176 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Restricted Stock Unit | 218 | $0.00 | - | |
| Sharon E. Underberg - Officer | Option exercise | Restricted Stock Unit | 265 | $0.00 | - | |
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| Martin Alexander Smith - Officer | Option exercise | Common Stock | 188 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Common Stock | 301 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Common Stock | 367 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Common Stock | 148 | $0.00 | - | |
| Martin Alexander Smith - Officer | Tax withholding / forfeiture | Common Stock | 302 | $629.35 footnote F2 | $190K | |
| Martin Alexander Smith - Officer | Grant or award | Non-Qualified Stock Option (right-to-buy) | 5,361 | $0.00 | - | |
| Martin Alexander Smith - Officer | Grant or award | Incentive Stock Option (right-to-buy) | 162 | $0.00 | - | |
| Martin Alexander Smith - Officer | Grant or award | Restricted Stock Unit | 1,262 | $0.00 | - | |
| Martin Alexander Smith - Officer | Grant or award | Restricted Stock Unit | 1,620 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Restricted Stock Unit | 148 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Restricted Stock Unit | 188 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Restricted Stock Unit | 301 | $0.00 | - | |
| Martin Alexander Smith - Officer | Option exercise | Restricted Stock Unit | 367 | $0.00 | - | |
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 Michael Schreck - Officer | Option exercise | Common Stock | 169 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Common Stock | 301 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Common Stock | 367 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Common Stock | 1,005 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Common Stock | 117 | $0.00 | - | |
| Michael Schreck - Officer | Tax withholding / forfeiture | Common Stock | 876 | $629.35 footnote F2 | $551K | |
| Michael Schreck - Officer | Grant or award | Non-Qualified Stock Option (right-to-buy) | 4,625 | $0.00 | - | |
| Michael Schreck - Officer | Grant or award | Incentive Stock Option (right-to-buy) | 162 | $0.00 | - | |
| Michael Schreck - Officer | Grant or award | Restricted Stock Unit | 1,094 | $0.00 | - | |
| Michael Schreck - Officer | Grant or award | Restricted Stock Unit | 1,620 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Restricted Stock Unit | 117 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Restricted Stock Unit | 169 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Restricted Stock Unit | 301 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Restricted Stock Unit | 367 | $0.00 | - | |
| Michael Schreck - Officer | Option exercise | Restricted Stock Unit | 1,005 | $0.00 | - | |
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Item 2.02, 9.01
Item 5.03, 5.07, 9.01
Item 2.02, 9.01
Item 5.02, 9.01
Recent IDXX Form 144 notices of proposed sale
2An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| LAWRENCE D KINGSLEY | Director | 2,203 | $1.17M | View on EDGAR | |
| - | - | - | - |
Stock trades in IDXX disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 April McClain DelaneyDemocrat, MD-06 | Sale |
IDXX insider trading FAQ
What is the latest insider trade for IDXX?
IDEXX LABORATORIES INC /DE (IDXX) had 3 insider filings in the last 90 days, with the most recent on 2026-09-09. The full record for IDXX runs to 60 Form 4 filings, the earliest from 2024-11-29. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying IDXX stock?
No insider purchases of IDXX were filed in the last 90 days.
How many insiders are selling IDXX stock?
1 insider sale of IDXX was filed in the last 90 days, totaling $1.17M.
Where can I see IDXX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects IDXX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Lawrence D. Kingsley view on EDGAR
- - Andrew Emerson view on EDGAR
- - Joseph L. Hooley view on EDGAR
- - George Fennell view on EDGAR
- - Sophie V. Vandebroek view on EDGAR
- - Sam Samad view on EDGAR
- - Karen Peacock view on EDGAR
- - Lawrence D. Kingsley view on EDGAR
- - Daniel M. Junius view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where IDXX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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