Jane Street’s Medallion Financial MFIN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$240K Buy
+25,194
New +$240K ﹤0.01% 4545
2024
Q4
Sell
-14,422
Closed -$117K 6331
2024
Q3
$117K Buy
+14,422
New +$117K ﹤0.01% 5424
2024
Q2
Sell
-216,834
Closed -$1.72M 6364
2024
Q1
$1.72M Buy
216,834
+129,369
+148% +$1.02M ﹤0.01% 2506
2023
Q4
$862K Buy
87,465
+75,515
+632% +$744K ﹤0.01% 3485
2023
Q3
$83.9K Sell
11,950
-13,379
-53% -$93.9K ﹤0.01% 4675
2023
Q2
$200K Sell
25,329
-42,212
-62% -$334K ﹤0.01% 4587
2023
Q1
$518K Buy
+67,541
New +$518K ﹤0.01% 3627
2022
Q3
Sell
-10,997
Closed -$70K 6096
2022
Q2
$70K Sell
10,997
-8,543
-44% -$54.4K ﹤0.01% 4846
2022
Q1
$166K Buy
+19,540
New +$166K ﹤0.01% 4793
2020
Q4
Sell
-25,713
Closed -$64K 4200
2020
Q3
$64K Sell
25,713
-41,892
-62% -$104K ﹤0.01% 3535
2020
Q2
$179K Buy
+67,605
New +$179K ﹤0.01% 3456
2015
Q4
Sell
-10,479
Closed -$79K 2863
2015
Q3
$79K Sell
10,479
-10,917
-51% -$82.3K ﹤0.01% 2343
2015
Q2
$179K Buy
+21,396
New +$179K ﹤0.01% 2242
2014
Q1
Sell
-10,141
Closed -$146K 2611
2013
Q4
$146K Buy
+10,141
New +$146K ﹤0.01% 1847