SABBY MANAGEMENT LLC 13D and 13G filings for ION Geophysical Corporation:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-01-03 6:57 pm Sale | 2021-12-31 | 13G | ION Geophysical Corporation IOGPQ | SABBY MANAGEMENT LLC | 0 0.000% | -996,667 (Position Closed) | Filing |
| 2021-02-19 2:48 pm Purchase | 2021-02-16 | 13G | ION Geophysical Corporation IOGPQ | SABBY MANAGEMENT LLC | 996,667 11.000% | 996,667 (New Position) | Filing |