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

Parallax Volatility Advisers, L.P. currently holds 293.6K shares with a market value of $58.7K. It started holding OYSER on 2025-09-30. At its peak, it held 566.0K shares on 2025-09-30. Its highest holding value was $96.2K on 2025-09-30. At its lowest, it held 293.6K shares on 2025-12-31, with a value of $58.7K on 2025-12-31.