GAMCO INVESTORS, INC. ET AL - GREAT LAKES DREDGE & DOCK CO ownership

GREAT LAKES DREDGE & DOCK CO's ticker is GLDD and the CUSIP is 390607109. A total of 99 filers reported holding GREAT LAKES DREDGE & DOCK CO in Q4 2015. The put-call ratio across all filers is 0.80 and the average weighting 0.2%.

Quarter-by-quarter ownership
GAMCO INVESTORS, INC. ET AL ownership history of GREAT LAKES DREDGE & DOCK CO
ValueSharesWeighting
Q4 2015$126,000
-42.2%
31,700
-26.6%
0.00%0.0%
Q3 2015$218,000
-12.1%
43,200
+3.8%
0.00%0.0%
Q2 2015$248,000
+7.8%
41,600
+8.9%
0.00%0.0%
Q1 2015$230,000
-46.5%
38,200
-23.9%
0.00%
-50.0%
Q4 2014$430,000
+38.7%
50,2000.0%0.00%0.0%
Q3 2014$310,000
-12.2%
50,200
+13.6%
0.00%0.0%
Q2 2014$353,000
-12.6%
44,2000.0%0.00%0.0%
Q1 2014$404,000
-0.7%
44,2000.0%0.00%0.0%
Q4 2013$407,000
+24.1%
44,2000.0%0.00%0.0%
Q3 2013$328,000
-0.6%
44,200
+4.7%
0.00%0.0%
Q2 2013$330,00042,2000.00%
Other shareholders
GREAT LAKES DREDGE & DOCK CO shareholders Q4 2015
NameSharesValueWeighting ↓
WYNNEFIELD CAPITAL INC 1,515,000$10,029,0005.09%
Minerva Advisors LLC 1,111,333$7,345,0004.70%
Harvey Partners, LLC 271,500$1,797,0004.52%
Walthausen & Co., LLC 1,993,026$13,194,0001.83%
22NW, LP 256,994$1,701,0001.06%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 781,227$5,172,0001.01%
EAM Global Investors LLC 229,887$1,522,0000.83%
PRIVATE MANAGEMENT GROUP INC 1,752,291$11,600,0000.64%
FALCON POINT CAPITAL, LLC 93,521$619,0000.37%
Atom Investors LP 531,173$3,516,0000.35%
View complete list of GREAT LAKES DREDGE & DOCK CO shareholders