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 Q2 2016?

90 institutional investors reported GLDD - Great Lakes Dredge & Dock CORP - Common Stock for Q2 2016. Use the holders table for investor-level position and value details.

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

CUSIP: 390607109

Q2 2016 13F Holders as of 30 Jun 2016

Type / Class: Equity / Common Stock
Shares outstanding: 66,399,451
Total 13F shares: 49,026,814
Share change: -325,219
Total reported value: $213,757,338
Put/Call ratio: 23%
Price per share: $4.36
Number of holders: 90
Value change: -$1,477,186
Number of buys: 36
Number of sells: 36

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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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
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Explore More Reporting Periods

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

Newer quarter: Q3 2016
Previous quarter: Q1 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.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Boston Partners	13F	Company	8.6%	5,707,930	$25,457,000	—	31 Mar 2016	13F
JENNISON ASSOCIATES LLC	13F	Company	7.7%	5,086,143	$22,684,000	—	31 Mar 2016	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	7.6%	5,039,600	$22,476,000	—	31 Mar 2016	13F
RUTABAGA CAPITAL MANAGEMENT LLC/MA	13F	Company	5%	3,313,771	$15,144,000	—	31 Mar 2016	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	4.9%	3,241,946	$14,460,000	—	31 Mar 2016	13F
SEGALL BRYANT & HAMILL, LLC	13F	Company	3.7%	2,458,438	$10,965,000	—	31 Mar 2016	13F
Walthausen & Co., LLC	13F	Company	3.1%	2,089,330	$9,318,000	—	31 Mar 2016	13F
VANGUARD GROUP INC	13F	Company	3.1%	2,080,451	$9,278,000	—	31 Mar 2016	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	2.5%	1,662,624	$7,415,000	—	31 Mar 2016	13F
RUSSELL FRANK CO/	13F	Company	2.4%	1,576,370	$7,030,000	—	31 Mar 2016	13F
BlackRock Fund Advisors	13F	Company	2.3%	1,537,102	$6,855,000	—	31 Mar 2016	13F
NORTHERN TRUST CORP	13F	Company	2.2%	1,461,717	$6,718,000	—	31 Mar 2016	13F
COOPER CREEK PARTNERS MANAGEMENT LLC	13F	Company	2.1%	1,380,456	$6,157,000	—	31 Mar 2016	13F
STATE STREET CORP	13F	Company	1.8%	1,170,963	$5,218,000	—	31 Mar 2016	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	1.7%	1,104,165	$4,925,000	—	31 Mar 2016	13F
Minerva Advisors LLC	13F	Company	1.2%	825,197	$3,672,000	—	31 Mar 2016	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	1%	695,202	$3,101,000	—	31 Mar 2016	13F
Merion Investment Management LP	13F	Company	1.1%	755,937	$2,994,000	—	31 Mar 2016	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.91%	603,230	$2,690,000	—	31 Mar 2016	13F
Bank of New York Mellon Corp	13F	Company	0.86%	572,327	$2,552,000	—	31 Mar 2016	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.81%	540,979	$2,413,000	—	31 Mar 2016	13F
MORGAN STANLEY	13F	Company	0.74%	491,867	$2,193,000	—	31 Mar 2016	13F
D. E. Shaw & Co., Inc.	13F	Company	0.68%	450,036	$2,007,000	—	31 Mar 2016	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.58%	386,537	$1,723,000	—	31 Mar 2016	13F
CREDIT SUISSE AG/	13F	Company	0.56%	373,632	$1,666,000	—	31 Mar 2016	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.53%	354,550	$1,581,000	—	31 Mar 2016	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.49%	325,100	$1,450,000	—	31 Mar 2016	13F
Asset Management One Co., Ltd.	13F	Company	0.41%	272,200	$1,214,000	—	31 Mar 2016	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.4%	263,345	$1,174,000	—	31 Mar 2016	13F
BlackRock Investment Management, LLC	13F	Company	0.35%	231,276	$1,031,000	—	31 Mar 2016	13F
AWM Investment Company, Inc.	13F	Company	0.3%	200,000	$892,000	—	31 Mar 2016	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.3%	197,909	$883,000	—	31 Mar 2016	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.29%	190,123	$848,000	—	31 Mar 2016	13F
Emancipation Management LLC	13F	Company	0.28%	188,385	$840,000	—	31 Mar 2016	13F
MARATHON CAPITAL MANAGEMENT	13F	Company	0.27%	178,650	$797,000	—	31 Mar 2016	13F
RAYMOND JAMES & ASSOCIATES	13F	Company	0.24%	162,378	$724,000	—	31 Mar 2016	13F
GOLDEN GATE PRIVATE EQUITY, INC.	13F	Company	0.22%	143,083	$638,000	—	31 Mar 2016	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.19%	127,955	$571,000	—	31 Mar 2016	13F
Invesco Ltd.	13F	Company	0.18%	118,258	$527,000	—	31 Mar 2016	13F
CHELSEA COUNSEL CO	13F	Company	0.16%	106,416	$475,000	—	31 Mar 2016	13F
Municipal Employees' Retirement System of Michigan	13F	Company	0.15%	102,000	$455,000	—	31 Mar 2016	13F
Swiss National Bank	13F	Company	0.16%	103,300	$446,000	—	31 Mar 2016	13F
TEACHERS ADVISORS, LLC	13F	Company	0.14%	93,446	$417,000	—	31 Mar 2016	13F
RHUMBLINE ADVISERS	13F	Company	0.14%	90,980	$406,000	—	31 Mar 2016	13F
Balter Liquid Alternatives, LLC	13F	Company	0.13%	89,286	$398,000	—	31 Mar 2016	13F
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	13F	Company	0.11%	72,967	$325,000	—	31 Mar 2016	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.11%	72,796	$325,000	—	31 Mar 2016	13F
Private Vista, LLC	13F	Company	0.1%	65,717	$295,000	—	31 Mar 2016	13F
Spark Investment Management LLC	13F	Company	0.09%	61,800	$275,000	—	31 Mar 2016	13F
Nationwide Fund Advisors	13F	Company	0.09%	57,996	$259,000	—	31 Mar 2016	13F

Institutional Holders of Great Lakes Dredge & Dock CORP - Common Stock (GLDD) as of Q2 2016

As of 30 Jun 2016, Great Lakes Dredge & Dock CORP - Common Stock (GLDD) was held by 90 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 49,026,814 shares. The largest 10 holders included Boston Partners, DIMENSIONAL FUND ADVISORS LP, JENNISON ASSOCIATES LLC, WELLINGTON MANAGEMENT GROUP LLP, RUTABAGA CAPITAL MANAGEMENT LLC/MA, Walthausen & Co., LLC, VANGUARD GROUP INC, SEGALL BRYANT & HAMILL, LLC, BlackRock Institutional Trust Company, N.A., and BlackRock Fund Advisors. This page lists 90 institutional shareholders reporting positions in this security for the Q2 2016 filing period.

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

Compare Q2 2016 vs Q1 2016 Across Filers

Q1 2016 holders

Q2 2016 holders

Holder diff

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Investor	Q1 2016 Shares	Q2 2016 Shares	Share Diff	Share Chg %	Q1 2016 Value $	Q2 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.