SCHEDULE: Jennison Associates LLC Reports 1.5% Stake in Great Lakes Dredge & Dock

Jennison Associates LLC has filed a Schedule 13G, reporting beneficial ownership of 1,029,264 shares, representing 1.5% of the outstanding Common Stock of Great Lakes Dredge & Dock Co.

Summary

• Jennison Associates LLC has filed an amendment to its Schedule 13G filing.
• The filing indicates beneficial ownership of 1,029,264 shares of Great Lakes Dredge & Dock Co. Common Stock.
• This holding represents 1.5% of the total class of securities.
• Jennison Associates LLC has sole voting power over 1,029,264 shares and shared dispositive power over the same amount.
• The filing is dated March 31, 2026, with the certification signed on May 6, 2026.

Sentiment

Score: 3

Explanation: StockSavvy.ai views this as a neutral filing, primarily an informational disclosure of an investment position rather than a report on company performance or strategic changes.

Positives

• Jennison Associates LLC, an investment adviser, has disclosed a significant but passive stake in Great Lakes Dredge & Dock Co.
• The filing confirms that the shares were acquired and are held in the ordinary course of business, not for the purpose of influencing control.

Future Outlook

The filing does not contain forward-looking statements or guidance.

Industry Context

StockSavvy.ai notes that Schedule 13G filings are typically made by institutional investors who acquire more than 5% of a company's stock, or by those who cross certain ownership thresholds. This filing by Jennison Associates LLC indicates a passive investment approach rather than an attempt to gain control.

Stakeholder Impact

• Shareholders: The filing provides transparency regarding a significant institutional investor's holdings, which can be a factor in market perception.

Key Dates

Keywords

Schedule 13G, Jennison Associates LLC, Great Lakes Dredge & Dock Co., beneficial ownership, investment adviser, Common Stock, SEC filing