Aureus Asset Management’s Idexx Laboratories IDXX Stock Holding History

Aureus Asset Management’s Portfolio IDXX Stock Details IDXX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$401K	Sell	713 -42	-6%	-$26.9K	0.03%	168
2025 Q4	$511K	Sell	755 -18	-2%	-$12.3K	0.03%	124
2025 Q3	$494K	Hold	773	–	–	0.03%	129
2025 Q2	$415K	Sell	773 -155	-17%	-$74.1K	0.03%	137
2025 Q1	$390K	Hold	928	–	–	0.03%	143
2024 Q4	$384K	Sell	928 -120	-11%	-$52.6K	0.02%	143
2024 Q3	$529K	Hold	1,048	–	–	0.03%	122
2024 Q2	$511K	Sell	1,048 -40	-4%	-$20.1K	0.04%	119
2024 Q1	$587K	Hold	1,088	–	–	0.04%	112
2023 Q4	$604K	Buy	1,088 +20	+2%	+$9.39K	0.04%	107
2023 Q3	$467K	Hold	1,068	–	–	0.04%	123
2023 Q2	$536K	Hold	1,068	–	–	0.04%	116
2023 Q1	$534K	Sell	1,068 -40	-4%	-$19.1K	0.04%	115
2022 Q4	$452K	Sell	1,108 -19	-2%	-$7.38K	0.04%	125
2022 Q3	$367K	Sell	1,127 -713	-39%	-$262K	0.03%	129
2022 Q2	$645K	Sell	1,840 -27	-1%	-$11K	0.05%	111
2022 Q1	$1.02M	Sell	1,867 -150	-7%	-$78.9K	0.07%	104
2021 Q4	$1.33M	Sell	2,017 -40	-2%	-$25.1K	0.08%	85
2021 Q3	$1.28M	Hold	2,057	–	–	0.08%	92
2021 Q2	$1.3M	Sell	2,057 -361	-15%	-$199K	0.08%	96
2021 Q1	$1.18M	Sell	2,418 -780	-24%	-$391K	0.09%	78
2020 Q4	$1.6M	Sell	3,198 -1,650	-34%	-$738K	0.13%	68
2020 Q3	$1.91M	Sell	4,848 -80	-2%	-$29.6K	0.18%	57
2020 Q2	$1.63M	Buy	4,928 +80	+2%	+$23.2K	0.18%	57
2020 Q1	$1.17M	Sell	4,848 -50	-1%	-$13K	0.16%	63
2019 Q4	$1.28M	Sell	4,898 -60	-1%	-$15.8K	0.14%	74
2019 Q3	$1.35M	Sell	4,958 -140	-3%	-$39K	0.17%	62
2019 Q2	$1.4M	Sell	5,098 -100	-2%	-$24.6K	0.17%	62
2019 Q1	$1.16M	Sell	5,198 -50	-1%	-$10.3K	0.15%	70
2018 Q4	$976K	Sell	5,248 -40	-0.8%	-$8.2K	0.15%	67
2018 Q3	$1.32M	Sell	5,288 -800	-13%	-$194K	0.17%	66
2018 Q2	$1.33M	Sell	6,088 -300	-5%	-$61.8K	0.18%	66
2018 Q1	$1.22M	Sell	6,388 -700	-10%	-$129K	0.18%	66
2017 Q4	$1.11M	Sell	7,088 -260	-4%	-$40.9K	0.17%	65
2017 Q3	$1.14M	Sell	7,348 -250	-3%	-$39.5K	0.18%	64
2017 Q2	$1.23M	Buy	7,598 +3,150	+71%	+$512K	0.21%	59
2017 Q1	$726K	Hold	4,448	–	–	0.13%	79
2016 Q4	$522K	Hold	4,448	–	–	0.1%	90
2016 Q3	$501K	Sell	4,448 -100	-2%	-$10.5K	0.1%	91
2016 Q2	$422K	Buy	+4,548	New	+$391K	0.09%	78
2016 Q1	–	Sell	-4,248	Closed	-$310K	–	124
2015 Q4	$310K	Sell	4,248 -3,300	-44%	-$235K	0.07%	99
2015 Q3	$560K	Hold	7,548	–	–	0.14%	75
2015 Q2	$484K	Buy	7,548 +3,000	+66%	+$208K	0.1%	100
2015 Q1	$351K	Sell	4,548 -80	-2%	-$6.22K	0.08%	108
2014 Q4	$343K	Buy	4,628 +200	+5%	+$14K	0.08%	97
2014 Q3	$261K	Sell	4,428 -200	-4%	-$12.6K	0.07%	103
2014 Q2	$309K	Sell	4,628 -300	-6%	-$19.1K	0.08%	98
2014 Q1	$299K	Hold	4,928	–	–	0.08%	120
2013 Q4	$262K	Hold	4,928	–	–	0.07%	115
2013 Q3	$246K	Hold	4,928	–	–	0.08%	96
2013 Q2	$221K	Buy	+4,928	New	+$215K	0.08%	99

Other funds holding IDXX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

Fundsmith LLP London, United Kingdom $12.8B AUM 6.9% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Aureus Asset Management's IDXX Position: Q1 2026 in Review

Aureus Asset Management reduced its Idexx Laboratories (IDXX) stake by 5.6% in Q1 2026, selling an estimated $26.9K and leaving 713 shares worth $401K. The position accounts for 0.03% of the portfolio, ranked #168.

Aureus Asset Management first reported a position in IDXX in Q2 2013 and has held it in 51 quarters since. The position peaked at $1.91M in Q3 2020. 1,311 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.

Aureus Asset Management held 713 shares of Idexx Laboratories worth $401K as of Q1 2026.
Aureus Asset Management sold 42 Idexx Laboratories shares in Q1 2026, an estimated $26.9K.
Idexx Laboratories made up 0.03% of Aureus Asset Management's portfolio in Q1 2026, its #168 holding.
Aureus Asset Management first reported a position in Idexx Laboratories in Q2 2013 and has held it in 51 quarters since.
Aureus Asset Management's Idexx Laboratories position peaked at $1.91M in Q3 2020.
1,311 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.

Based on Aureus Asset Management's 13F filing for Q1 2026, filed 13 May 2026.