William Blair Investment Management
ICLR icon

William Blair Investment Management’s Icon ICLR Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$329K Sell
2,264
-36
-2% -$5.24K ﹤0.01% 395
2025
Q1
$402K Sell
2,300
-6
-0.3% -$1.05K ﹤0.01% 393
2024
Q4
$484K Sell
2,306
-1,257,039
-100% -$264M ﹤0.01% 389
2024
Q3
$362M Buy
1,259,345
+100,808
+9% +$29M 0.89% 15
2024
Q2
$363M Buy
1,158,537
+10,567
+0.9% +$3.31M 0.95% 14
2024
Q1
$386M Buy
1,147,970
+3,577
+0.3% +$1.2M 1% 14
2023
Q4
$324M Buy
1,144,393
+101,228
+10% +$28.7M 0.94% 17
2023
Q3
$257M Sell
1,043,165
-16,491
-2% -$4.06M 0.85% 20
2023
Q2
$265M Sell
1,059,656
-287,967
-21% -$72M 0.85% 21
2023
Q1
$288M Sell
1,347,623
-136,678
-9% -$29.2M 1% 14
2022
Q4
$288M Sell
1,484,301
-31,937
-2% -$6.2M 1.1% 10
2022
Q3
$279M Sell
1,516,238
-4,260
-0.3% -$783K 1.1% 13
2022
Q2
$329M Buy
1,520,498
+408,736
+37% +$88.6M 1.22% 10
2022
Q1
$270M Buy
1,111,762
+208,955
+23% +$50.8M 0.81% 28
2021
Q4
$280M Sell
902,807
-10,913
-1% -$3.38M 0.76% 34
2021
Q3
$239M Buy
913,720
+280,653
+44% +$73.5M 0.68% 41
2021
Q2
$131M Buy
633,067
+185,252
+41% +$38.3M 0.41% 94
2021
Q1
$87.9M Sell
447,815
-31,472
-7% -$6.18M 0.28% 106
2020
Q4
$93.5M Sell
479,287
-30,197
-6% -$5.89M 0.31% 103
2020
Q3
$97.4M Sell
509,484
-25,011
-5% -$4.78M 0.38% 94
2020
Q2
$90M Buy
534,495
+45,591
+9% +$7.68M 0.37% 101
2020
Q1
$66.5M Sell
488,904
-11,480
-2% -$1.56M 0.32% 99
2019
Q4
$86.2M Sell
500,384
-13,225
-3% -$2.28M 0.34% 95
2019
Q3
$75.7M Sell
513,609
-12,104
-2% -$1.78M 0.32% 91
2019
Q2
$80.9M Sell
525,713
-29,574
-5% -$4.55M 0.34% 91
2019
Q1
$75.8M Sell
555,287
-20,696
-4% -$2.83M 0.32% 92
2018
Q4
$74.4M Sell
575,983
-15,034
-3% -$1.94M 0.37% 89
2018
Q3
$90.9M Sell
591,017
-7,126
-1% -$1.1M 0.31% 99
2018
Q2
$79.3M Sell
598,143
-37,301
-6% -$4.94M 0.3% 109
2018
Q1
$75.1M Buy
635,444
+90,688
+17% +$10.7M 0.29% 108
2017
Q4
$61.1M Sell
544,756
-11,540
-2% -$1.29M 0.24% 127
2017
Q3
$63.4M Sell
556,296
-8,650
-2% -$985K 0.23% 129
2017
Q2
$55.2M Sell
564,946
-75,846
-12% -$7.42M 0.2% 130
2017
Q1
$51.1M Sell
640,792
-363,457
-36% -$29M 0.19% 140
2016
Q4
$75.5M Sell
1,004,249
-246,706
-20% -$18.6M 0.3% 115
2016
Q3
$96.8M Sell
1,250,955
-320,272
-20% -$24.8M 0.37% 84
2016
Q2
$110M Sell
1,571,227
-43,366
-3% -$3.04M 0.43% 79
2016
Q1
$121M Sell
1,614,593
-11,114
-0.7% -$835K 0.48% 77
2015
Q4
$126M Buy
1,625,707
+329,231
+25% +$25.6M 0.51% 67
2015
Q3
$92M Buy
+1,296,476
New +$92M 0.19% 152