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 2019?

164 institutional investors reported GLDD - Great Lakes Dredge & Dock CORP - Common Stock for Q2 2019. Use the holders table for investor-level position and value details.

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

CUSIP: 390607109

Q2 2019 13F Holders as of 30 Jun 2019

Type / Class: Equity / Common Stock
Shares outstanding: 67,018,110
Total 13F shares: 54,509,692
Share change: +2,937,810
Total reported value: $601,402,366
Put/Call ratio: 35%
Price per share: $11.04
Number of holders: 164
Value change: +$33,346,963
Number of buys: 105
Number of sells: 51

Quarterly Holders Quick Answers

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

Need full ownership history?
Open the full security ownership history page.

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.
Back to full security ownership history.

Explore More Reporting Periods

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

Newer quarter: Q3 2019
Previous quarter: Q1 2019

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
DIMENSIONAL FUND ADVISORS LP	13F	Company	7.8%	5,200,255	$46,335,000	—	31 Mar 2019	13F
JENNISON ASSOCIATES LLC	13F	Company	6.8%	4,531,793	$40,378,000	—	31 Mar 2019	13F
BlackRock Finance, Inc.	13F	Company	6.2%	4,157,857	$37,046,000	—	31 Mar 2019	13F
Russell Investments Group, Ltd.	13F	Company	5%	3,332,954	$29,700,000	—	31 Mar 2019	13F
VANGUARD GROUP INC	13F	Company	4.2%	2,824,312	$25,164,000	—	31 Mar 2019	13F
Walthausen & Co., LLC	13F	Company	2.4%	1,640,356	$14,616,000	—	31 Mar 2019	13F
PRIVATE MANAGEMENT GROUP INC	13F	Company	2.3%	1,532,080	$13,651,000	—	31 Mar 2019	13F
Boston Partners	13F	Company	2.1%	1,382,996	$12,322,000	—	31 Mar 2019	13F
SEGALL BRYANT & HAMILL, LLC	13F	Company	2.1%	1,374,583	$12,247,000	—	31 Mar 2019	13F
WYNNEFIELD CAPITAL INC	13F	Company	2%	1,330,000	$11,850,000	—	31 Mar 2019	13F
D. E. Shaw & Co., Inc.	13F	Company	1.8%	1,209,304	$10,775,000	—	31 Mar 2019	13F
Minerva Advisors LLC	13F	Company	1.7%	1,111,333	$9,891,000	—	31 Mar 2019	13F
STATE STREET CORP	13F	Company	1.6%	1,076,998	$9,596,000	—	31 Mar 2019	13F
MORGAN STANLEY	13F	Company	1.5%	997,629	$8,889,000	—	31 Mar 2019	13F
ClariVest Asset Management LLC	13F	Company	1.4%	963,722	$8,587,000	—	31 Mar 2019	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.4%	913,031	$8,134,000	—	31 Mar 2019	13F
TCW GROUP INC	13F	Company	1.3%	883,466	$7,872,000	—	31 Mar 2019	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	1.2%	781,227	$6,961,000	—	31 Mar 2019	13F
DEUTSCHE BANK AG\	13F	Company	1.2%	781,486	$6,960,000	—	31 Mar 2019	13F
AMERIPRISE FINANCIAL INC	13F	Company	1.1%	728,440	$6,490,000	—	31 Mar 2019	13F
NORTHERN TRUST CORP	13F	Company	1.1%	705,429	$6,285,000	—	31 Mar 2019	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	1%	689,255	$6,142,000	—	31 Mar 2019	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1%	676,784	$6,030,000	—	31 Mar 2019	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1%	672,500	$5,992,000	—	31 Mar 2019	13F
ROYCE & ASSOCIATES LP	13F	Company	0.92%	617,694	$5,504,000	—	31 Mar 2019	13F
Invesco Ltd.	13F	Company	0.9%	605,442	$5,394,000	—	31 Mar 2019	13F
Bank of New York Mellon Corp	13F	Company	0.72%	485,086	$4,322,000	—	31 Mar 2019	13F
JPMORGAN CHASE & CO	13F	Company	0.72%	483,325	$4,307,000	—	31 Mar 2019	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.71%	477,766	$4,257,000	—	31 Mar 2019	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.66%	442,371	$3,942,000	—	31 Mar 2019	13F
Atom Investors LP	13F	Company	0.66%	440,137	$3,922,000	—	31 Mar 2019	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.64%	431,129	$3,841,000	—	31 Mar 2019	13F
LONDON CO OF VIRGINIA	13F	Company	0.61%	406,105	$3,618,000	—	31 Mar 2019	13F
NORDEA INVESTMENT MANAGEMENT AB	13F	Company	0.55%	366,200	$3,263,000	—	31 Mar 2019	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.55%	365,350	$3,255,000	—	31 Mar 2019	13F
Hillsdale Investment Management Inc.	13F	Company	0.51%	340,200	$3,032,000	—	31 Mar 2019	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.48%	321,874	$2,868,000	—	31 Mar 2019	13F
UNITED SERVICES AUTOMOBILE ASSOCIATION	13F	Company	0.48%	318,466	$2,838,000	—	31 Mar 2019	13F
ESSEX INVESTMENT MANAGEMENT CO LLC	13F	Company	0.44%	292,531	$2,606,000	—	31 Mar 2019	13F
Harvey Partners, LLC	13F	Company	0.42%	280,000	$2,495,000	—	31 Mar 2019	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.4%	266,267	$2,372,000	—	31 Mar 2019	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.4%	266,121	$2,371,000	—	31 Mar 2019	13F
FULLER & THALER ASSET MANAGEMENT, INC.	13F	Company	0.37%	248,845	$2,217,000	—	31 Mar 2019	13F
Global IMC LLC	13F	Company	0.34%	229,887	$2,048,000	—	31 Mar 2019	13F
CITADEL ADVISORS LLC	13F	Company	0.34%	225,344	$2,008,000	—	31 Mar 2019	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.33%	222,725	$1,984,000	—	31 Mar 2019	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.27%	181,237	$1,614,000	—	31 Mar 2019	13F
Informed Momentum Co LLC	13F	Company	0.27%	177,713	$1,583,000	—	31 Mar 2019	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.24%	159,226	$1,419,000	—	31 Mar 2019	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.22%	148,986	$1,327,000	—	31 Mar 2019	13F

Institutional Holders of Great Lakes Dredge & Dock CORP - Common Stock (GLDD) as of Q2 2019

As of 30 Jun 2019, Great Lakes Dredge & Dock CORP - Common Stock (GLDD) was held by 164 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 54,509,692 shares. The largest 10 holders included DIMENSIONAL FUND ADVISORS LP, BlackRock Inc., JENNISON ASSOCIATES LLC, VANGUARD GROUP INC, Russell Investments Group, Ltd., JPMORGAN CHASE & CO, D. E. Shaw & Co., Inc., RENAISSANCE TECHNOLOGIES LLC, Walthausen & Co., LLC, and STATE STREET CORP. This page lists 164 institutional shareholders reporting positions in this security for the Q2 2019 filing period.

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

Compare Q2 2019 vs Q1 2019 Across Filers

Q1 2019 holders

146

Q2 2019 holders

164

Holder diff

Investor	Q1 2019 Shares	Q2 2019 Shares	Share Diff	Share Chg %	Q1 2019 Value $	Q2 2019 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.