Ken Williamson serves as Executive at ION GEOPHYSICAL CORP, where they oversee executive responsibilities. Since joining the company, Ken Williamson has executed 36 insider transactions totaling $591.6K, demonstrating a bullish approach to their equity position. Their most recent transaction on May 11, 2022 involved selling 6,631 shares valued at $2.5K.
Ken Williamson currently holds 184,258 shares of ION GEOPHYSICAL CORP (IO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Ken Williamson has been a net buyer of IO stock. They have purchased $591.6K and sold $0 worth of shares.
Ken Williamson's most recent insider trade was on May 11, 2022, when they sold 6,631 shares at $0.37 per share.
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| $1.74 |
| Discretionary |
| May 11, 2021 | IO | $0 | Award | 61,500 | $N/A | Discretionary |
| Apr 19, 2021 | IO | $50.9K | Payment | 23,584 | $2.16 | Discretionary |
| Dec 31, 2020 | IO | $0 | Other | 533 | $N/A | Discretionary |
| Mar 1, 2019 | IO | $30.2K | Payment | 2,296 | $13.16 | Discretionary |
| Dec 1, 2018 | IO | $0 | Award | 89,430 | $N/A | Discretionary |
| May 30, 2018 | IO | $82.8K | Payment | 3,477 | $23.80 | Discretionary |
| Mar 1, 2018 | IO | $50.6K | Payment | 1,800 | $28.10 | Discretionary |
| Mar 1, 2018 | IO | $0 | Award | 8,835 | $N/A | Discretionary |
| Dec 15, 2017 | IO | $310.0K | Option Exercise | 100,000 | $3.10 | Discretionary |
| Dec 15, 2017 | IO | $354.4K | Purchase | 26,000 | $13.63 | Discretionary |
| Dec 15, 2017 | IO | $1.3M | Disposition | 100,000 | $13.05 | Discretionary |
| Dec 14, 2017 | IO | $237.2K | Purchase | 18,176 | $13.05 | Discretionary |
| Dec 1, 2016 | IO | $903 | Payment | 122 | $7.40 | Discretionary |
| Mar 1, 2016 | IO | $0 | Award | 17,500 | $N/A | Discretionary |
| Dec 1, 2015 | IO | $1.0K | Option Exercise | 1,824 | $0.56 | Discretionary |
| Dec 1, 2015 | IO | $766 | Option Exercise | 1,368 | $0.56 | Discretionary |
| Mar 1, 2015 | IO | $4.2K | Payment | 1,824 | $2.28 | Discretionary |
| Mar 1, 2015 | IO | $0 | Award | 70,012 | $N/A | Discretionary |
| Dec 1, 2014 | IO | $4.5K | Payment | 1,824 | $2.47 | Discretionary |
| Dec 1, 2014 | IO | $3.4K | Payment | 1,368 | $2.47 | Discretionary |
| Dec 1, 2014 | IO | $3.4K | Payment | 1,368 | $2.47 | Discretionary |
| Mar 1, 2014 | IO | $0 | Award | 20,000 | $N/A | Discretionary |
| Dec 1, 2013 | IO | $3.5K | Payment | 912 | $3.86 | Discretionary |
| Dec 1, 2013 | IO | $5.3K | Payment | 1,368 | $3.86 | Discretionary |
| Dec 1, 2013 | IO | $0 | Award | 20,000 | $N/A | Discretionary |
| Dec 1, 2013 | IO | $5.3K | Payment | 1,368 | $3.86 | Discretionary |
| Dec 1, 2012 | IO | $3.2K | Payment | 529 | $5.96 | Discretionary |
| Dec 1, 2012 | IO | $5.3K | Payment | 882 | $5.96 | Discretionary |