| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IO | Common Stock, par value $0.01 per share ("Common Stock") | Sale | -$1.58M | -969K | -20.55% | $1.63 | 3.74M | Sep 16, 2021 | See footnote | F1, F4 |
| transaction | IO | Common Stock | Sale | -$350K | -241K | -6.44% | $1.45 | 3.5M | Sep 17, 2021 | See footnote | F2, F4 |
| transaction | IO | Common Stock | Sale | -$271K | -202K | -5.78% | $1.34 | 3.3M | Sep 20, 2021 | See footnote | F3, F4 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.51 to $1.79, inclusive. The Reporting Persons undertake to provide to ION Geophysical Corporation (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F2 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.43 to $1.47, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F3 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.32 to $1.36, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F4 | Gates Capital Management, L.P. ("Gates Capital"), acts as the investment manager to certain funds (the "Gates Capital Funds") directly holding the securities reported herein. Gates Capital Management GP, LLC (the "General Partner") is the general partner of Gates Capital. Gates Capital Management, Inc. (the "Corporation"), is the managing member of the General Partner. Jeffrey L. Gates serves as President of the Corporation. Each of Gates Capital, the General Partner, the Corporation and Jeffrey L. Gates, may be deemed to share beneficial ownership of the securities reported herein. Each of Gates Capital, the General Partner, the Corporation and Jeffrey L. Gates, disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interests therein, if any. |