What does CUSIP 390607109 represent in this 13F holders report?

CUSIP 390607109 is the security identifier for GLDD - Great Lakes Dredge & Dock CORP - Common Stock used to aggregate holder disclosures.

How many institutions held GLDD - Great Lakes Dredge & Dock CORP - Common Stock in Q4 2016?

99 institutional investors reported GLDD - Great Lakes Dredge & Dock CORP - Common Stock for Q4 2016. Use the holders table for investor-level position and value details.

Great Lakes Dredge & Dock CORP - Common Stock (GLDD)

CUSIP: 390607109

Q4 2016 13F Holders as of 31 Dec 2016

Type / Class: Equity / Common Stock
Shares outstanding: 66,399,451
Total 13F shares: 44,343,496
Share change: -3,873,999
Total reported value: $186,346,386
Put/Call ratio: 0%
Price per share: $4.20
Number of holders: 99
Value change: -$14,091,217
Number of buys: 53
Number of sells: 35

Quarterly Holders Quick Answers

What is CUSIP 390607109?
CUSIP 390607109 identifies GLDD - Great Lakes Dredge & Dock CORP - Common Stock in SEC institutional holdings data.

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SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2017
Previous quarter: Q3 2016

Recent filing periods for CUSIP 390607109:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of GLDD - Great Lakes Dredge & Dock CORP - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.

Institutional Holders of Great Lakes Dredge & Dock CORP - Common Stock (GLDD) as of Q4 2016

As of 31 Dec 2016, Great Lakes Dredge & Dock CORP - Common Stock (GLDD) was held by 99 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 44,343,496 shares. The largest 10 holders included DIMENSIONAL FUND ADVISORS LP, Boston Partners, JENNISON ASSOCIATES LLC, WELLINGTON MANAGEMENT GROUP LLP, Walthausen & Co., LLC, VANGUARD GROUP INC, BlackRock Fund Advisors, BlackRock Institutional Trust Company, N.A., STATE STREET CORP, and Russell Investments Group, Ltd.. This page lists 99 institutional shareholders reporting positions in this security for the Q4 2016 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2016 vs Q3 2016 Across Filers

Q3 2016 holders

Q4 2016 holders

Holder diff

Investor	Q3 2016 Shares	Q4 2016 Shares	Share Diff	Share Chg %	Q3 2016 Value $	Q4 2016 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.