| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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Svp-project Acquisition & Ops
1 company
David Johanson is Svp-project Acquisition & Ops at GLDD. David Johanson's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $1.3M at current prices.
The GLDD filings lean toward selling, a net 12,100 shares.
David Johanson has 13 Form 4 filings on record from September 2022 to December 2025, all as Svp-project Acquisition & Ops at Great Lakes Dredge & Dock (GLDD), 2022–2025.
The 24 reported transactions were 15 tax withholdings, 7 stock awards and 2 open-market sales.
Counted by filing, the open-market trades come to no purchases and 2 sales worth about $159K.
The largest open-market sale was 10,000 shares of GLDD at an average $13.02 on December 3, 2025, about $130K.
Both sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.