Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 19 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 6, 2024 IDXX M 257 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
May 6, 2024 IDXX A 262 · · 262 Direct · Acquired (price as of 2026-10-02)
May 6, 2024 IDXX A 609 · · 609 Direct · Acquired (price as of 2026-10-02)
May 6, 2024 IDXX M 257 · · 779 Direct +49.23% Acquired (price as of 2026-10-02)
May 17, 2023 IDXX A 257 · · 257 Direct · Acquired (price as of 2026-10-02)
May 17, 2023 IDXX A 645 · · 645 Direct · Acquired (price as of 2026-10-02)
May 11, 2023 IDXX M 344 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
May 11, 2023 IDXX M 344 · · 522 Direct +193.26% Acquired (price as of 2026-10-02)
May 11, 2022 IDXX A 945 · · 945 Direct · Acquired (price as of 2026-10-02)
May 11, 2022 IDXX A 344 · · 344 Direct · Acquired (price as of 2026-10-02)
Jan. 28, 2022 IDXX A 41 $489.05 $20,051 178 Direct +29.93% Acquired 6.0% (price as of 2026-10-02)
Oct. 29, 2021 IDXX A 30 $666.14 $19,984 137 Direct +28.04% Acquired -22.2% (price as of 2026-10-02)
July 30, 2021 IDXX A 29 $678.53 $19,677 107 Direct +37.18% Acquired -23.6% (price as of 2026-10-02)
May 12, 2021 IDXX A 224 · · 333 Direct +205.50% Acquired (price as of 2026-10-02)
May 12, 2021 IDXX A 723 · · 723 Direct · Acquired (price as of 2026-10-02)
April 30, 2021 IDXX A 36 $548.99 $19,764 78 Direct +85.71% Acquired -5.6% (price as of 2026-10-02)
Jan. 29, 2021 IDXX A 42 $478.68 $20,105 42 Direct · Acquired 8.3% (price as of 2026-10-02)
Dec. 1, 2020 IDXX A 109 · · 109 Direct · Acquired (price as of 2026-10-02)
Dec. 1, 2020 IDXX A 358 · · 358 Direct · Acquired (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
May 6, 2024 IDXX Restricted Stock Unit Common Stock (257) · · 257 Disposed
May 6, 2024 IDXX Restricted Stock Unit Common Stock (262) · · 262 Acquired
May 6, 2024 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (609) $476.87 May 5, 2034 609 Acquired
May 17, 2023 IDXX Restricted Stock Unit Common Stock (257) · · 257 Acquired
May 17, 2023 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (645) $487.12 May 16, 2033 645 Acquired
May 11, 2023 IDXX Restricted Stock Unit Common Stock (344) · · 344 Disposed
May 11, 2022 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (945) $333.90 May 10, 2032 945 Acquired
May 11, 2022 IDXX Restricted Stock Unit Common Stock (344) · · 344 Acquired
May 12, 2021 IDXX Deferred Stock Unit Common Stock (224) · · 224 Acquired
May 12, 2021 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (723) $512.31 May 11, 2031 723 Acquired
Dec. 1, 2020 IDXX Deferred Stock Unit [F1] Common Stock (109) · · 109 Acquired
Dec. 1, 2020 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (358) $467.86 Nov. 30, 2030 358 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Nov. 20, 2020 IDXX Common Stock 0 Direct