Jane Street’s Spero Therapeutics SPRO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
Sell
-52,869
Closed -$54.5K 6501
2024
Q4
$54.5K Buy
+52,869
New +$54.5K ﹤0.01% 5469
2022
Q4
Sell
-15,496
Closed -$31K 6217
2022
Q3
$31K Buy
+15,496
New +$31K ﹤0.01% 5214
2022
Q2
Sell
-15,622
Closed -$136K 6230
2022
Q1
$136K Buy
+15,622
New +$136K ﹤0.01% 4883
2021
Q2
Sell
-11,496
Closed -$169K 5722
2021
Q1
$169K Buy
+11,496
New +$169K ﹤0.01% 4368