Form 4: GLDD CFO Sells Shares Under 10b5-1 Plan

Great Lakes Dredge & Dock Corp.'s SVP & CFO, Scott Lee Kornblau, sold 59,805 shares of common stock for a weighted average price of $11.476 per share under a pre-arranged trading plan.

Summary

• Scott Lee Kornblau, the Senior Vice President and Chief Financial Officer of Great Lakes Dredge & Dock Corp. (GLDD), executed a sale of company common stock.
• The transaction involved the disposition of 59,805 shares of GLDD common stock.
• The shares were sold at a weighted average price of $11.476 per share, with individual transactions ranging from $11.36 to $11.68.
• The sale was conducted on August 11, 2025, pursuant to a Rule 10b5-1 trading plan that was adopted by Mr. Kornblau on May 9, 2025.
• Following this transaction, Mr. Kornblau beneficially owns 112,130.24 shares of GLDD common stock directly.

Sentiment

Score: 4

Explanation: The sale of shares by a key executive, while notable in size, was executed under a pre-arranged 10b5-1 plan. This mitigates the typical negative signal associated with insider selling, suggesting the transaction was planned rather than reactive to new information.

Positives

• The sale was executed under a pre-arranged Rule 10b5-1 trading plan, which indicates the transaction was scheduled in advance and not based on immediate, non-public information, enhancing transparency.

Negatives

• A significant sale of 59,805 shares by a key executive like the SVP & CFO could be perceived by some investors as a reduction in management's direct equity alignment with shareholder interests.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Shareholders: May interpret the sale as a slight reduction in management's direct alignment with shareholder interests, though the pre-arranged 10b5-1 plan provides transparency and reduces concerns about opportunistic selling.

Key Dates

Recommendation

The sale by the SVP & CFO, while a significant number of shares, was executed under a pre-arranged Rule 10b5-1 trading plan. This indicates the transaction was not based on new, non-public information, thereby mitigating the typical negative signal associated with insider selling. Investors should monitor future insider activity and broader company performance rather than reacting solely to this single planned transaction.

Keywords

GLDD, Great Lakes Dredge & Dock, insider trading, Form 4, stock sale, executive compensation, Scott Lee Kornblau, 10b5-1 plan