William Anthony Clark serves as Executive at Global Geophysical Services Inc, where they oversee executive responsibilities. Since joining the company, William Anthony Clark has executed 7 insider transactions totaling $20.7K, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 27, 2025 involved receiving (via award) 150,000 shares valued at $0.
William Anthony Clark currently holds 151,850 shares of Global Geophysical Services Inc (GGS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Anthony Clark has been a net seller of GGS stock. They have purchased $0 and sold $20.7K worth of shares.
William Anthony Clark's most recent insider trade was on Oct 27, 2025, when they sold 150,000 shares at $0.00 per share.
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| $1.59 |
| Discretionary |
| Aug 20, 2025 | DWSN | $700 | Award | 500 | $1.40 | Discretionary |
| Feb 11, 2011 | GGS | $0 | Award | 5,000 | $N/A | Discretionary |
| Apr 27, 2010 | GGS | $20.7K | Sale | 1,725 | $12.00 | Discretionary |
| Apr 27, 2010 | GGS | $0 | Other | 35,000 | $N/A | Discretionary |
| Apr 27, 2010 | GGS | $0 | Other | 35,000 | $N/A | Discretionary |