Jane Street’s Certara CERT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
Sell
-277,054
Closed -$2.74M 5541
2025
Q1
$2.74M Buy
277,054
+40,463
+17% +$401K ﹤0.01% 1936
2024
Q4
$2.52M Buy
236,591
+89,198
+61% +$950K ﹤0.01% 1829
2024
Q3
$1.73M Buy
147,393
+3,732
+3% +$43.7K ﹤0.01% 2616
2024
Q2
$1.99M Buy
143,661
+9,001
+7% +$125K ﹤0.01% 2735
2024
Q1
$2.41M Buy
134,660
+34,867
+35% +$623K ﹤0.01% 2096
2023
Q4
$1.76M Buy
+99,793
New +$1.76M ﹤0.01% 2670
2023
Q3
Sell
-14,357
Closed -$261K 5198
2023
Q2
$261K Buy
+14,357
New +$261K ﹤0.01% 4377
2022
Q4
Sell
-22,394
Closed -$297K 5573
2022
Q3
$297K Sell
22,394
-179,570
-89% -$2.38M ﹤0.01% 4213
2022
Q2
$4.33M Buy
201,964
+169,594
+524% +$3.64M ﹤0.01% 1225
2022
Q1
$695K Buy
32,370
+22,413
+225% +$481K ﹤0.01% 3388
2021
Q4
$283K Sell
9,957
-87,838
-90% -$2.5M ﹤0.01% 4073
2021
Q3
$3.24M Buy
97,795
+87,878
+886% +$2.91M ﹤0.01% 1332
2021
Q2
$281K Buy
+9,917
New +$281K ﹤0.01% 4054
2021
Q1
Sell
-99,583
Closed -$3.36M 4979
2020
Q4
$3.36M Buy
+99,583
New +$3.36M ﹤0.01% 985