Birchbrook
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Birchbrook’s Idexx Laboratories IDXX Stock Holding History

Birchbrook’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
Q3 		$2.35M Buy
4,505
+28
+0.6% +$15.3K 1.13% 19
2026
Q2 		$2.36M Sell
4,477
-37
-0.8% -$20.8K 1.11% 18
2026
Q1 		$2.54M Sell
4,514
-115
-2% -$73.7K 1.24% 18
2025
Q4 		$3.13M Sell
4,629
-89
-2% -$60.6K 1.56% 15
2025
Q3 		$3.01M Sell
4,718
-30
-0.6% -$18.2K 1.56% 13
2025
Q2 		$2.55M Sell
4,748
-1,145
-19% -$548K 1.36% 15
2025
Q1 		$2.47M Buy
5,893
+48
+0.8% +$20.8K 1.39% 14
2024
Q4 		$2.42M Buy
5,845
+88
+2% +$38.6K 1.37% 16
2024
Q3 		$2.91M Buy
5,757
+214
+4% +$104K 1.61% 12
2024
Q2 		$2.7M Sell
5,543
-37
-0.7% -$18.6K 1.62% 12
2024
Q1 		$3.01M Sell
5,580
-284
-5% -$155K 1.79% 10
2023
Q4 		$3.25M Buy
+5,864
New +$2.75M 2.15% 9

Other funds holding IDXX

Montrusco Bolton Investments
Montrusco Bolton Investments Montreal, Quebec, Canada $5.77B AUM 24.61% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return
Congress Asset Management
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return
Vontobel Holding
Vontobel Holding Zurich, Switzerland $27.7B AUM 21.75% 1-Year Est. Return
Virginia Retirement Systems
Virginia Retirement Systems Richmond, Virginia $16.3B AUM 35.33% 1-Year Est. Return
Bank Julius Baer & Co
Bank Julius Baer & Co Zurich, Switzerland $39.3B AUM 31.81% 1-Year Est. Return
Loring Wolcott & Coolidge Fiduciary Advisors
Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
ProShare Advisors
ProShare Advisors Bethesda, Maryland $69.5B AUM 31.38% 1-Year Est. Return

Birchbrook's IDXX Position: Q3 2026 in Review

Birchbrook increased its Idexx Laboratories (IDXX) stake by 0.63% in Q3 2026, buying an estimated $15.3K and bringing the position to 4,505 shares worth $2.35M. The position accounts for 1.13% of the portfolio, ranked #19.

Birchbrook first reported a position in IDXX in Q4 2023 and has held it in 12 quarters since. The position peaked at $3.25M in Q4 2023. 460 funds tracked by Wall St. Rank hold IDXX as of Q3 2026.

  • Birchbrook held 4,505 shares of Idexx Laboratories worth $2.35M as of Q3 2026.
  • Birchbrook bought 28 Idexx Laboratories shares in Q3 2026, an estimated $15.3K.
  • Idexx Laboratories made up 1.13% of Birchbrook's portfolio in Q3 2026, its #19 holding.
  • Birchbrook first reported a position in Idexx Laboratories in Q4 2023 and has held it in 12 quarters since.
  • Birchbrook's Idexx Laboratories position peaked at $3.25M in Q4 2023.
  • 460 funds tracked by Wall St. Rank held Idexx Laboratories as of Q3 2026.

Based on Birchbrook's 13F filing for Q3 2026, filed 14 Oct 2026.