Michael Burry started to build up the position in Invesco Capital Management LLC - PowerShares UltraShort Lehman 20+ Year Treasury ProShares 2x Shares in Q1 2021. Since then they sold 300 Thousand shares. The investor sold all their shares in Q2 2021 and doesn't own any shares in Invesco Capital Management LLC - PowerShares UltraShort Lehman 20+ Year Treasury ProShares 2x Shares anymore.