Dark Forest Capital Management’s Idexx Laboratories IDXX Stock Holding History

Dark Forest Capital 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	$331K	Buy	+589	New	+$378K	0.03%	651
2025 Q4	–	Sell	-2,580	Closed	-$1.65M	–	1152
2025 Q3	$1.65M	Sell	2,580 -6,819	-73%	-$4.14M	0.06%	547
2025 Q2	$5.04M	Buy	9,399 +7,286	+345%	+$3.48M	0.2%	105
2025 Q1	$887K	Buy	+2,113	New	+$917K	0.04%	747
2024 Q4	–	Sell	-815	Closed	-$412K	–	1117
2024 Q3	$412K	Buy	+815	New	+$396K	0.05%	471
2023 Q4	–	Sell	-3,412	Closed	-$1.49M	–	774
2023 Q3	$1.49M	Buy	+3,412	New	+$1.7M	0.11%	250
2023 Q2	–	Sell	-257	Closed	-$129K	–	1210
2023 Q1	$129K	Buy	+257	New	+$123K	0.03%	569
2022 Q1	–	Sell	-42	Closed	-$28K	–	1507
2021 Q4	$28K	Buy	42 +7	+20%	+$4.39K	0.01%	572
2021 Q3	$22K	Buy	+35	New	+$23.5K	0.01%	786

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

Dark Forest Capital Management's IDXX Position: Q1 2026 in Review

Dark Forest Capital Management opened a new position in Idexx Laboratories (IDXX) in Q1 2026: 589 shares worth $331K. The stake represents 0.03% of the portfolio and ranks #651 among its holdings. This is a return to the name: Dark Forest Capital Management previously reported a position in IDXX as recently as Q3 2025.

Dark Forest Capital Management first reported a position in IDXX in Q3 2021 and has held it in 9 quarters since. The position peaked at $5.04M in Q2 2025. 1,311 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.

Dark Forest Capital Management held 589 shares of Idexx Laboratories worth $331K as of Q1 2026.
Idexx Laboratories was a new Dark Forest Capital Management position in Q1 2026.
Idexx Laboratories made up 0.03% of Dark Forest Capital Management's portfolio in Q1 2026, its #651 holding.
Dark Forest Capital Management first reported a position in Idexx Laboratories in Q3 2021 and has held it in 9 quarters since.
Dark Forest Capital Management's Idexx Laboratories position peaked at $5.04M in Q2 2025.
1,311 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.

Based on Dark Forest Capital Management's 13F filing for Q1 2026, filed 15 May 2026.