California State Teachers Retirement System Idexx Laboratories Inc Transaction History

California State Teachers Retirement System

  • $94.5 Billion
  • Q3 2025

A detailed history of California State Teachers Retirement System transactions in Idexx Laboratories Inc stock. As of the latest transaction made, California State Teachers Retirement System holds 126,660 shares of IDXX stock, worth $87.4 Million. This represents 0.09% of its overall portfolio holdings.

Number of Shares
126,660
Previous 128,836 1.69%
Holding current value
$87.4 Million
Previous $69.1 Million 17.11%
% of portfolio
0.09%
Previous 0.08%

Shares

35 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025
SELL
$514.61 - $682.78 $1.12 Million - $1.49 Million
-2,176 Reduced 1.69%
126,660 $80.9 Million
Q2 2025

Aug 14, 2025
BUY
$361.04 - $536.34 $989,971 - $1.47 Million
2,742 Added 2.17%
128,836 $69.1 Million
Q1 2025

May 15, 2025
SELL
$406.29 - $469.04 $930,810 - $1.07 Million
-2,291 Reduced 1.78%
126,094 $53 Million
Q4 2024

Feb 14, 2025
SELL
$406.92 - $495.42 $2.17 Million - $2.64 Million
-5,324 Reduced 3.98%
128,385 $53.1 Million
Q3 2024

Apr 04, 2025
BUY
$455.08 - $517.19 $2.42 Million - $2.75 Million
5,324 Added 4.15%
133,709 $67.5 Million
Q3 2024

Nov 14, 2024
SELL
$455.08 - $517.19 $62,801 - $71,372
-138 Reduced 0.1%
133,709 $67.5 Million
Q2 2024

Apr 08, 2025
BUY
$468.04 - $548.53 $2.56 Million - $3 Million
5,462 Added 4.25%
133,847 $65.2 Million
Q2 2024

Aug 14, 2024
BUY
$468.04 - $548.53 $1.04 Million - $1.22 Million
2,223 Added 1.69%
133,847 $65.2 Million
Q1 2024

May 15, 2024
BUY
$515.08 - $576.87 $423,910 - $474,764
823 Added 0.63%
131,624 $71.1 Million
Q4 2023

Feb 13, 2024
BUY
$391.37 - $557.56 $650,848 - $927,222
1,663 Added 1.29%
130,801 $72.6 Million
Q3 2023

Nov 14, 2023
SELL
$432.42 - $556.67 $2.12 Million - $2.73 Million
-4,901 Reduced 3.66%
129,138 $56.5 Million
Q2 2023

Aug 21, 2023
SELL
$450.7 - $503.61 $1.03 Million - $1.15 Million
-2,276 Reduced 1.67%
134,039 $67.3 Million
Q1 2023

May 09, 2023
SELL
$406.01 - $514.59 $760,862 - $964,341
-1,874 Reduced 1.36%
136,315 $68.2 Million
Q4 2022

Feb 14, 2023
BUY
$324.64 - $441.27 $105,183 - $142,971
324 Added 0.24%
138,189 $56.4 Million
Q3 2022

Nov 18, 2022
SELL
$325.8 - $407.78 $560,701 - $701,789
-1,721 Reduced 1.23%
137,865 $44.9 Million
Q2 2022

Aug 15, 2022
SELL
$327.37 - $553.44 $463,555 - $783,671
-1,416 Reduced 1.0%
139,586 $49 Million
Q1 2022

May 16, 2022
SELL
$466.52 - $631.01 $4.13 Million - $5.58 Million
-8,843 Reduced 5.9%
141,002 $77.1 Million
Q4 2021

Feb 15, 2022
BUY
$586.54 - $666.48 $830,540 - $943,735
1,416 Added 0.95%
149,845 $98.7 Million
Q3 2021

Nov 15, 2021
SELL
$621.9 - $705.76 $2.25 Million - $2.55 Million
-3,611 Reduced 2.38%
148,429 $92.3 Million
Q2 2021

Aug 16, 2021
SELL
$486.36 - $637.08 $4.59 Million - $6.01 Million
-9,438 Reduced 5.84%
152,040 $96 Million
Q1 2021

May 18, 2021
BUY
$465.18 - $551.79 $1.06 Million - $1.26 Million
2,279 Added 1.43%
161,478 $79 Million
Q4 2020

Feb 16, 2021
BUY
$383.85 - $499.87 $1.97 Million - $2.57 Million
5,142 Added 3.34%
159,199 $79.6 Million
Q3 2020

Nov 17, 2020
SELL
$334.54 - $406.31 $886,865 - $1.08 Million
-2,651 Reduced 1.69%
154,057 $60.6 Million
Q2 2020

Aug 17, 2020
BUY
$230.66 - $330.16 $1.85 Million - $2.65 Million
8,017 Added 5.39%
156,708 $51.7 Million
Q1 2020

May 13, 2020
SELL
$182.94 - $290.97 $712,734 - $1.13 Million
-3,896 Reduced 2.55%
148,691 $36 Million
Q4 2019

Feb 14, 2020
BUY
$248.66 - $285.01 $2.65 Million - $3.04 Million
10,660 Added 7.51%
152,587 $39.8 Million
Q3 2019

Nov 15, 2019
BUY
$260.07 - $289.93 $424,174 - $472,875
1,631 Added 1.16%
141,927 $38.6 Million
Q2 2019

Aug 14, 2019
SELL
$215.53 - $275.33 $9,483 - $12,114
-44 Reduced 0.03%
140,296 $38.6 Million
Q1 2019

May 09, 2019
BUY
$178.02 - $225.69 $99,157 - $125,709
557 Added 0.4%
140,340 $31.4 Million
Q4 2018

Feb 13, 2019
BUY
$176.18 - $248.92 $672,479 - $950,127
3,817 Added 2.81%
139,783 $26 Million
Q3 2018

Nov 14, 2018
SELL
$218.82 - $254.46 $31,728 - $36,896
-145 Reduced 0.11%
135,966 $33.9 Million
Q2 2018

Aug 14, 2018
SELL
$185.56 - $227.9 $53,070 - $65,179
-286 Reduced 0.21%
136,111 $29.7 Million
Q1 2018

May 15, 2018
SELL
$157.81 - $204.73 $953,172 - $1.24 Million
-6,040 Reduced 4.24%
136,397 $26.1 Million
Q4 2017

Feb 14, 2018
SELL
$147.68 - $168.37 $375,697 - $428,333
-2,544 Reduced 1.75%
142,437 $22.3 Million
Q3 2017

Nov 13, 2017
BUY
$150.32 - $166.46 $21.8 Million - $24.1 Million
144,981
144,981 $22.5 Million

Others Institutions Holding IDXX

# of Institutions
1,465
Shares Held
73.8M
Call Options Held
249K
Put Options Held
199K
View Full List

About IDEXX LABORATORIES INC

IDXX Quotes by TradingView
  • Ticker IDXX
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Diagnostics & Research
  • Shares Outstandng 83,253,696
  • Market Cap $57.4B
  • Description
  • IDEXX Laboratories, Inc. develops, manufactures, and distributes products and services primarily for the companion animal veterinary, livestock and poultry, dairy, and water testing markets worldwide. The company operates through CAG; Water Quality Products; LPD; and Other segments. It provides point-of-care veterinary diagnostic products, inclu...
More about IDXX
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