Parallax Volatility Advisers, L.P.'s ownership history for SDRL

Parallax Volatility Advisers, L.P. currently holds 117.1K shares with a market value of $3.5M. It started holding SDRL on 2025-06-30. At its peak, it held 117.1K shares on 2025-09-30. Its highest holding value was $3.5M on 2025-09-30. At its lowest, it held 90.0K shares on 2025-06-30, with a value of $2.4M on 2025-06-30.