SZOSTAK M ANNE

CIK 1094176 · View on SEC EDGAR ↗

Insider

First SEC filing: May 11, 2026 · Latest: May 11, 2026

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Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-1,415,711 + 84 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

84 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Aug. 22, 2025 IDXX S 2,187 $647.33 $1,415,711 262 Direct -89.30% Disposed -15.6% (price as of 2026-08-21)
May 21, 2025 IDXX S 1,260 $512.34 $645,548 1,801 Indirect -41.16% Disposed 6.7% (price as of 2026-08-21)
May 21, 2025 IDXX S 1,046 $513.74 $537,372 262 Direct -79.97% Disposed 6.4% (price as of 2026-08-21)
Feb. 7, 2025 IDXX S 3,000 $465.94 $1,397,820 3,061 Indirect -49.50% Disposed 17.3% (price as of 2026-08-21)
Sept. 6, 2024 IDXX S 500 $469.37 $234,685 0 Indirect -100.00% Disposed 16.5% (price as of 2026-08-21)
May 5, 2023 IDXX S 500 $476.12 $238,060 4,700 Indirect -9.62% Disposed 14.8% (price as of 2026-08-21)
May 5, 2023 IDXX S 800 $475.27 $380,216 5,200 Indirect -13.33% Disposed 15.0% (price as of 2026-08-21)
May 5, 2023 IDXX S 700 $473.59 $331,513 6,000 Indirect -10.45% Disposed 15.4% (price as of 2026-08-21)
May 11, 2016 KDP S 3,000 $94.77 $284,310 18,623 Indirect -13.87% Disposed -66.4% (price as of 2026-08-21)
Feb. 17, 2016 IDXX P 2,000 $69.94 $139,880 8,816 Indirect +29.34% Acquired 681.6% (price as of 2026-08-21)
Dec. 8, 2015 KDP S 2,200 $91.58 $201,476 3,985 Indirect -35.57% Disposed -65.2% (price as of 2026-08-21)
Oct. 23, 2015 KDP S 500 $89.69 $44,845 6,185 Indirect -7.48% Disposed -64.5% (price as of 2026-08-21)
Aug. 13, 2014 IDXX P 2,000 $127.03 $254,060 7,000 Direct +40.00% Acquired 760.6% (price as of 2026-08-21)
July 28, 2014 KDP S 2,500 $61.45 $153,625 18,455 Direct -11.93% Disposed -48.2% (price as of 2026-08-21)
Feb. 20, 2014 IDXX P 2,000 $126.71 $253,420 5,000 Direct +66.67% Acquired 762.8% (price as of 2026-08-21)
Nov. 4, 2013 IDXX P 1,000 $108.24 $108,240 3,000 Direct +50.00% Acquired 910.0% (price as of 2026-08-21)

Showing latest 100 of 144 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.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
May 7, 2026 IDXX Restricted Stock Unit Common Stock (257) — — 257 Disposed
Aug. 22, 2025 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (2,187) $206.62 May 7, 2028 2,187 Disposed
May 21, 2025 IDXX Non-Qualified Stock Option (right-to-buy) Common Stock (1,046) $160.28 May 2, 2027 1,046 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 (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
July 9, 2018 KDP Restricted Stock Unit Common Stock (1,462) — — 1,462 Disposed
July 9, 2018 KDP Restricted Stock Unit Common Stock (1,796) — — 1,796 Disposed
July 9, 2018 KDP Restricted Stock Unit Common Stock (1,685) — — 1,685 Disposed
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
March 2, 2018 KDP Restricted Stock Unit Common Stock (1,462) — — 1,462 Acquired
March 2, 2018 KDP Restricted Stock Unit Common Stock (1,957) — — 1,957 Disposed
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
March 3, 2017 KDP Restricted Stock Unit Common Stock (2,805) — — 2,805 Disposed
March 2, 2017 KDP Restricted Stock Unit Common Stock (1,796) — — 1,796 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
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
March 2, 2015 KDP Restricted Stock Unit Common Stock (1,957) — — 1,957 Acquired
March 2, 2015 KDP Restricted Stock Unit Common Stock (3,571) — — 3,571 Disposed
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
March 3, 2014 KDP Restricted Stock Unit Common Stock (2,805) — — 2,805 Acquired
March 3, 2014 KDP Restricted Stock Unit Common Stock (2,745) — — 2,745 Disposed
May 8, 2013 IDXX Non-Qualified Stock Option (right to buy) Common Stock (4,395) $87.36 May 7, 2023 4,395 Acquired
May 8, 2013 IDXX Deferred Stock Unit Common Stock (429) — — 429 Acquired
March 4, 2013 KDP Restricted Stock Unit Common Stock (3,308) — — 3,308 Acquired
March 4, 2013 KDP Restricted Stock Unit Common Stock (3,174) — — 3,174 Disposed
Sept. 1, 2012 IDXX Deferred Stock Unit Common Stock (284) — — 284 Acquired
Sept. 1, 2012 IDXX Non-Qualified Stock Option (right to buy) Common Stock (2,953) $95.06 Aug. 31, 2019 2,953 Acquired
March 2, 2012 KDP Restricted Stock Unit Common Stock (3,571) — — 3,571 Acquired
March 2, 2012 KDP Restricted Stock Unit Common Stock (7,418) — — 7,418 Disposed
March 2, 2012 KDP Restricted Stock Unit Common Stock (2,910) — — 2,910 Acquired
May 11, 2011 KDP Restricted Stock Common Stock (3,943) — — 3,943 Disposed
March 2, 2011 KDP Restricted Stock Unit Common Stock (2,745) — — 2,745 Acquired
March 2, 2010 KDP Restricted Stock Unit Common Stock (3,174) — — 3,174 Acquired
March 2, 2009 KDP Restricted Stock Unit Common Stock (7,418) — — 7,418 Acquired
May 7, 2008 KDP Restricted Stock Units Common Stock (3,943) — — 3,943 Acquired
April 1, 2004 50341 Performance Restricted Stk Units [F2] Common Stk (70,000) — — 70,000 Disposed
April 1, 2004 50341 Restricted Stk Units [F3] Common Stk (44,445) — — 44,445 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (50,000) $20.69 Nov. 29, 2005 50,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (50,000) $23.10 Oct. 15, 2006 50,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (50,000) $32.91 Oct. 14, 2007 50,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (50,000) $39.06 Oct. 20, 2008 50,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (70,000) $36.66 Dec. 20, 2009 70,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (100,000) $27.53 March 2, 2010 100,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (70,000) $34.75 Oct. 16, 2010 70,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (90,000) $32.96 Oct. 15, 2011 90,000 Disposed
April 1, 2004 50341 Emp Stk Option [F4] Common Stk (110,000) $21.25 Oct. 14, 2012 110,000 Disposed
Feb. 17, 2004 50341 Restricted Stock Units Common Stock (44,445) — — 44,445 Acquired

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

Initial ownership (Form 3) 1 holding

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

Date Ticker Security Shares Ownership
July 16, 2012 IDXX Common Stock 2,000 Direct