David Johanson serves as Executive at Great Lakes Dredge & Dock CORP, where they oversee executive responsibilities. Since joining the company, David Johanson has executed 15 insider transactions totaling $159.5K, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 10, 2025 involved selling 2,100 shares valued at $29.3K.
David Johanson currently holds 91,963.26 shares of Great Lakes Dredge & Dock CORP (GLDD), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Johanson has been a net seller of GLDD stock. They have purchased $0 and sold $159.5K worth of shares.
David Johanson's most recent insider trade was on Dec 10, 2025, when they sold 2,100 shares at $13.96 per share.
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| $13.02 |
| Discretionary |
| May 6, 2024 | GLDD | $4.5K | Payment | 645 | $7.04 | Discretionary |
| Mar 15, 2024 | GLDD | $0 | Award | 12,668 | $N/A | Discretionary |
| Mar 15, 2024 | GLDD | $17.0K | Payment | 1,967 | $8.62 | Discretionary |
| Mar 15, 2024 | GLDD | $17.6K | Payment | 2,046 | $8.62 | Discretionary |
| Mar 15, 2024 | GLDD | $0 | Award | 6,898 | $N/A | Discretionary |
| Mar 5, 2024 | GLDD | $3.9K | Payment | 453 | $8.70 | Discretionary |
| Mar 5, 2024 | GLDD | $3.9K | Payment | 453 | $8.70 | Discretionary |
| May 5, 2023 | GLDD | $4.5K | Payment | 785 | $5.75 | Discretionary |
| Mar 15, 2023 | GLDD | $0 | Award | 20,428 | $N/A | Discretionary |
| Mar 13, 2023 | GLDD | $5.1K | Payment | 952 | $5.32 | Discretionary |
| Mar 6, 2023 | GLDD | $2.2K | Payment | 372 | $5.78 | Discretionary |
| Sep 6, 2022 | GLDD | $0 | Award | 1,121 | $N/A | Discretionary |
| Sep 6, 2022 | GLDD | $0 | Award | 1,197 | $N/A | Discretionary |