William Blair Investment Management’s Certara CERT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
Sell
-13,827
Closed -$147K 431
2024
Q4
$147K Sell
13,827
-1,586,410
-99% -$16.9M ﹤0.01% 433
2024
Q3
$18.7M Sell
1,600,237
-3,616,651
-69% -$42.4M 0.05% 307
2024
Q2
$72.3M Sell
5,216,888
-502,902
-9% -$6.97M 0.19% 124
2024
Q1
$102M Sell
5,719,790
-1,322,526
-19% -$23.6M 0.26% 114
2023
Q4
$124M Sell
7,042,316
-108,598
-2% -$1.91M 0.36% 93
2023
Q3
$104M Buy
7,150,914
+77,805
+1% +$1.13M 0.35% 91
2023
Q2
$129M Buy
7,073,109
+46,323
+0.7% +$844K 0.41% 84
2023
Q1
$169M Buy
7,026,786
+294,183
+4% +$7.09M 0.59% 52
2022
Q4
$108M Buy
6,732,603
+1,634,607
+32% +$26.3M 0.41% 84
2022
Q3
$67.7M Sell
5,097,996
-277,158
-5% -$3.68M 0.27% 108
2022
Q2
$115M Sell
5,375,154
-161,854
-3% -$3.47M 0.43% 85
2022
Q1
$119M Sell
5,537,008
-3,670
-0.1% -$78.8K 0.36% 97
2021
Q4
$157M Buy
5,540,678
+1,034,482
+23% +$29.4M 0.43% 85
2021
Q3
$149M Sell
4,506,196
-266,570
-6% -$8.82M 0.42% 86
2021
Q2
$135M Sell
4,772,766
-66,949
-1% -$1.9M 0.42% 91
2021
Q1
$132M Buy
4,839,715
+4,657,379
+2,554% +$127M 0.43% 90
2020
Q4
$6.15M Buy
+182,336
New +$6.15M 0.02% 328