William Blair & Company’s ProShares Trust UltraShort Lehman 20+ Year Treasury TBT Stock Holding History
Bought
  Maintained
  Sold
  | Quarter | Market Value | Status | Shares | Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
| 2025 Q2 | $5.26K | Hold |  | |||||
| 2025 Q1 | $5.05K | Hold |  | |||||
| 2024 Q4 | $5.49K | Hold |  | |||||
| 2024 Q3 | $4.47K | Hold |  | |||||
| 2024 Q2 | $5.17K | Hold |  | |||||
| 2024 Q1 | $4.94K | Sell |  | |||||
| 2023 Q4 | $19.6K | Sell |  | |||||
| 2023 Q3 | $27.5K | Hold |  | |||||
| 2023 Q2 | $20.6K | Sell |  | |||||
| 2023 Q1 | $19.6K | Sell |  | |||||
| 2022 Q4 | $64.7K | Hold |  | |||||
| 2022 Q3 | $63K | Sell |  | |||||
| 2022 Q2 | $81K | Sell |  | |||||
| 2022 Q1 | $67K | Sell |  | |||||
| 2021 Q4 | $4.4M | Buy |  | |||||
| 2021 Q3 | $4.77M | Buy |  | |||||
| 2021 Q2 | $108K | Sell |  | |||||
| 2021 Q1 | $169K | Buy |  | |||||
| 2020 Q4 | $101K | Sell |  | |||||
| 2020 Q3 | $322K | Hold |  | |||||
| 2020 Q2 | $326K | Hold |  | |||||
| 2020 Q1 | $330K | Buy |  | |||||
| 2019 Q4 | $113K | Sell |  | |||||
| 2019 Q3 | $207K | Sell |  | |||||
| 2019 Q2 | $247K | Hold |  | |||||
| 2019 Q1 | $276K | Sell |  | |||||
| 2018 Q4 | $308K | Sell |  | |||||
| 2018 Q3 | $443K | Sell |  | |||||
| 2018 Q2 | $419K | Buy |  | |||||
| 2018 Q1 | $421K | Buy |  | |||||
| 2017 Q4 | $362K | Sell |  | |||||
| 2017 Q3 | $392K | Buy |  | |||||
| 2017 Q2 | $329K | Sell |  | |||||
| 2017 Q1 | $378K | Buy |  | |||||
| 2016 Q4 | $398K | Buy |  | |||||
| 2013 Q4 | – | Sell |  | |||||
| 2013 Q3 | $304K | Buy |  | |||||
| 2013 Q2 | $272K | Buy |  |