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 107 filers reported holding GREAT LAKES DREDGE & DOCK CO in Q4 2013. The put-call ratio across all filers is 0.00 and the average weighting 0.5%.

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 2013
NameSharesValueWeighting ↓
Minerva Advisors LLC 1,208,298$9,6186.72%
Price Jennifer C. 1,033,874$8,239,9764.76%
Harvey Partners, LLC 3,430,000$27,337,1003.47%
Oppenheimer & Close, LLC 349,200$2,783,1242.78%
Cove Street Capital, LLC 757,875$5,987,2132.02%
WYNNEFIELD CAPITAL INC 367,125$2,925,9861.34%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 546,870$4,359,0000.97%
Flat Footed LLC 805,655$6,421,0710.72%
WITTENBERG INVESTMENT MANAGEMENT, INC. 200,324$1,5970.58%
EVR Research LP 222,892$1,776,4490.47%
View complete list of GREAT LAKES DREDGE & DOCK CO shareholders