Jane Street’s Quantum-Si Incorporated QSI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$558K Buy
+284,753
New +$558K ﹤0.01% 3570
2025
Q1
Sell
-23,845
Closed -$64.4K 6386
2024
Q4
$64.4K Sell
23,845
-232,844
-91% -$629K ﹤0.01% 5445
2024
Q3
$226K Sell
256,689
-47,367
-16% -$41.8K ﹤0.01% 5132
2024
Q2
$319K Buy
304,056
+152,933
+101% +$161K ﹤0.01% 4962
2024
Q1
$298K Buy
151,123
+138,909
+1,137% +$274K ﹤0.01% 4645
2023
Q4
$24.6K Sell
12,214
-15,571
-56% -$31.3K ﹤0.01% 5479
2023
Q3
$46.1K Buy
27,785
+486
+2% +$807 ﹤0.01% 4777
2023
Q2
$48.9K Sell
27,299
-103,738
-79% -$186K ﹤0.01% 4944
2023
Q1
$231K Buy
+131,037
New +$231K ﹤0.01% 4540
2022
Q4
Sell
-11,455
Closed -$31K 6114
2022
Q3
$31K Buy
+11,455
New +$31K ﹤0.01% 5213
2022
Q2
Sell
-68,248
Closed -$319K 6131
2022
Q1
$319K Buy
+68,248
New +$319K ﹤0.01% 4251
2021
Q4
Sell
-24,831
Closed -$207K 5810
2021
Q3
$207K Sell
24,831
-18,773
-43% -$156K ﹤0.01% 4364
2021
Q2
$534K Buy
43,604
+14,673
+51% +$180K ﹤0.01% 3345
2021
Q1
$345K Buy
+28,931
New +$345K ﹤0.01% 3773