Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 85 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

85 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 13, 2025 IDXX S 2,683 $506.41 $1,358,698 3,304 Direct -44.81% Disposed 2.4% (price as of 2026-10-02)
May 10, 2023 CBIO P 30,000 $1.56 $46,800 93,250 Direct +47.43% Acquired -90.8% (price as of 2026-10-02)
Feb. 16, 2023 IDXX S 2,187 $511.68 $1,119,044 2,982 Direct -42.31% Disposed 1.3% (price as of 2026-10-02)
Dec. 5, 2022 IDXX S 3,046 $424.91 $1,294,276 2,968 Direct -50.65% Disposed 22.0% (price as of 2026-10-02)
Nov. 17, 2022 CBIO P 20,000 $1.87 $37,400 63,250 Direct +46.24% Acquired -92.3% (price as of 2026-10-02)
Aug. 10, 2021 IDXX S 2,402 $679.58 $1,632,351 2,896 Direct -45.34% Disposed -23.7% (price as of 2026-10-02)
May 21, 2021 IDXX S 2,500 $539.57 $1,348,925 2,886 Direct -46.42% Disposed -3.9% (price as of 2026-10-02)
Feb. 22, 2021 IDXX S 10 $539.19 $5,392 4,763 Direct -0.21% Disposed -3.9% (price as of 2026-10-02)
Feb. 22, 2021 IDXX S 1,888 $538.57 $1,016,820 2,875 Direct -39.64% Disposed -3.7% (price as of 2026-10-02)
Aug. 20, 2020 IDXX S 3,722 $382.61 $1,424,074 2,847 Direct -56.66% Disposed 35.5% (price as of 2026-10-02)
May 19, 2020 IDXX S 4,000 $295.61 $1,182,440 2,834 Direct · Acquired 75.4% (price as of 2026-10-02)
March 9, 2020 CBIO P 20,000 $3.40 $68,000 38,000 Direct +111.11% Acquired -95.8% (price as of 2026-10-02)
Aug. 13, 2019 CBIO P 10,000 $3.18 $31,800 18,000 Direct +125.00% Acquired -95.5% (price as of 2026-10-02)
Feb. 28, 2018 IDXX S 2,974 $190.06 $565,238 2,628 Direct -53.09% Disposed 172.8% (price as of 2026-10-02)
Feb. 8, 2017 IDXX S 3,000 $141.75 $425,250 2,495 Direct -54.60% Disposed 265.7% (price as of 2026-10-02)

Showing latest 100 of 121 transactions

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 12, 2026 IDXX Restricted Stock Unit Common Stock (234) · · 234 Acquired
May 12, 2026 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (525) $533.92 May 11, 2036 525 Acquired
May 7, 2026 IDXX Restricted Stock Unit Common Stock (257) · · 257 Disposed
May 13, 2025 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,279) $283.59 May 5, 2030 1,279 Disposed
May 13, 2025 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,404) $245.79 May 7, 2029 1,404 Disposed
May 7, 2025 IDXX Restricted Stock Unit Common Stock (257) · · 257 Acquired
May 7, 2025 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (600) $486.61 May 6, 2035 600 Acquired
May 6, 2025 IDXX Restricted Stock Unit Common Stock (262) · · 262 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 1, 2024 CBIO Stock Option (right to buy) Common Stock (40,000) $1.62 April 30, 2034 40,000 Acquired
May 19, 2023 CBIO Stock Option (right to buy) Common Stock (35,000) $1.98 May 18, 2033 35,000 Acquired
May 17, 2023 IDXX Deferred 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
Feb. 16, 2023 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,187) $206.62 May 8, 2028 2,187 Disposed
Dec. 5, 2022 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (3,046) $160.28 May 2, 2027 3,046 Disposed
May 18, 2022 CBIO Stock Option (right to buy) Common Stock (21,000) $0.60 May 17, 2032 21,000 Acquired
May 11, 2022 IDXX Deferred Stock Unit Common Stock (344) · · 344 Acquired
May 11, 2022 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (945) $333.90 May 10, 2032 945 Acquired
Aug. 10, 2021 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,402) $85.00 May 3, 2026 2,402 Disposed
May 21, 2021 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,500) $85.00 May 3, 2026 2,500 Disposed
May 18, 2021 CBIO Stock Option (right to buy) Common Stock (10,500) $2.55 May 17, 2031 10,500 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
Feb. 22, 2021 IDXX Incentive Stock Option (right-to-buy) Common Stock (898) $79.54 Feb. 13, 2025 898 Disposed
Feb. 22, 2021 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,000) $85.00 May 3, 2026 1,000 Disposed
Aug. 20, 2020 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (3,722) $63.95 May 5, 2025 3,722 Disposed
May 22, 2020 CBIO Stock Option (right to buy) Common Stock (21,000) $3.00 May 21, 2030 21,000 Acquired
May 19, 2020 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (4,000) $63.95 May 5, 2025 4,000 Disposed
May 6, 2020 IDXX Deferred Stock Unit Common Stock (370) · · 370 Acquired
May 6, 2020 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,279) $283.59 May 5, 2030 1,279 Acquired
May 17, 2019 CBIO Stock Option (right to buy) Common Stock (21,000) $12.39 May 16, 2029 21,000 Acquired
May 8, 2019 IDXX Deferred Stock Unit Common Stock (427) · · 427 Acquired
May 8, 2019 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,404) $245.79 May 7, 2029 1,404 Acquired
May 18, 2018 CBIO Stock Option (right to buy) Common Stock (11,000) $18.41 May 17, 2028 11,000 Acquired
May 9, 2018 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,187) $206.62 May 8, 2028 2,187 Acquired
May 9, 2018 IDXX Deferred Stock Unit Common Stock (224) · · 224 Acquired
Feb. 28, 2018 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,974) $64.69 May 6, 2024 2,974 Disposed
May 25, 2017 CBIO Stock Option (right to buy) Common Stock (11,000) $13.89 May 24, 2027 11,000 Acquired
May 3, 2017 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (3,046) $160.28 May 2, 2027 3,046 Acquired
May 3, 2017 IDXX Deferred Stock Unit Common Stock (289) · · 289 Acquired
Feb. 8, 2017 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (3,000) $64.69 May 6, 2024 3,000 Disposed
May 17, 2016 CBIO Stock Option (right to buy) Common Stock (11,000) $6.35 May 16, 2026 11,000 Acquired
May 4, 2016 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (5,902) $85.00 May 3, 2026 5,902 Acquired
May 4, 2016 IDXX Deferred Stock Unit Common Stock (515) · · 515 Acquired
March 17, 2016 CBIO Stock Option (right to buy) Common Stock (22,000) $5.99 March 17, 2026 22,000 Acquired
May 6, 2015 IDXX Non-Qualified Stock Option (right to buy) Common Stock (3,861) $127.90 May 5, 2025 3,861 Acquired
May 6, 2015 IDXX Deferred Stock Unit Common Stock (342) · · 342 Acquired
Feb. 14, 2015 IDXX Non-Qualified Stock Option (right to buy) [F1] Common Stock (449) $159.08 Feb. 13, 2025 449 Acquired
Feb. 14, 2015 IDXX Deferred Stock Unit [F1] Common Stock (37) · · 37 Acquired
May 7, 2014 IDXX Non-Qualified Stock Options (right to buy) Common Stock (2,987) $129.38 May 6, 2024 2,987 Acquired
May 7, 2014 IDXX Deferred Stock Unit Common Stock (290) · · 290 Acquired

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

Initial ownership (Form 3) 2 holdings

07

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

DateTickerSecuritySharesOwnership
March 21, 2016 CBIO No securities beneficially owned 0 Direct
March 14, 2014 IDXX Common Stock 500 Direct