William Blair & Company’s ProShares UltraShort S&P500 SDS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$41.6K Hold
2,500
﹤0.01% 1620
2025
Q1
$53.7K Hold
2,500
﹤0.01% 1580
2024
Q4
$49.2K Buy
+2,500
New +$49.2K ﹤0.01% 1609
2021
Q2
Sell
-13
Closed -$1K 1923
2021
Q1
$1K Hold
13
﹤0.01% 1848
2020
Q4
$1K Buy
+13
New +$1K ﹤0.01% 1813
2020
Q1
Sell
-40
Closed -$5K 1751
2019
Q4
$5K Buy
+40
New +$5K ﹤0.01% 1670
2019
Q2
Sell
-12
Closed -$2K 1764
2019
Q1
$2K Hold
12
﹤0.01% 1678
2018
Q4
$3K Buy
+12
New +$3K ﹤0.01% 1624