State of Wisconsin Investment Board’s Spero Therapeutics SPRO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2022
Q2
Sell
-31,600
Closed -$275K 2868
2022
Q1
$275K Hold
31,600
﹤0.01% 2113
2021
Q4
$506K Buy
+31,600
New +$506K ﹤0.01% 1681
2021
Q2
Sell
-20,700
Closed -$305K 2151
2021
Q1
$305K Hold
20,700
﹤0.01% 1871
2020
Q4
$401K Sell
20,700
-2,600
-11% -$50.4K ﹤0.01% 1587
2020
Q3
$260K Buy
+23,300
New +$260K ﹤0.01% 1859
2020
Q1
Sell
-16,500
Closed -$159K 1723
2019
Q4
$159K Buy
16,500
+437
+3% +$4.21K ﹤0.01% 1584
2019
Q3
$170K Buy
16,063
+4,563
+40% +$48.3K ﹤0.01% 1514
2019
Q2
$132K Buy
11,500
+300
+3% +$3.44K ﹤0.01% 1514
2019
Q1
$143K Buy
+11,200
New +$143K ﹤0.01% 1485