A.R.T. Advisors, LLC - GREAT LAKES DREDGE & DOCK CO ownership

GREAT LAKES DREDGE & DOCK CO's ticker is GLDD and the CUSIP is 390607109. A total of 146 filers reported holding GREAT LAKES DREDGE & DOCK CO in Q3 2023. The put-call ratio across all filers is 65.15 and the average weighting 0.2%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of GREAT LAKES DREDGE & DOCK CO
ValueSharesWeighting
Q4 2019$363,000
-71.2%
32,009
-73.5%
0.02%
-71.4%
Q3 2019$1,262,000
+148.4%
120,809
+162.6%
0.06%
+117.2%
Q2 2019$508,000
+98.4%
46,009
+60.3%
0.03%
+93.3%
Q1 2019$256,000
+69.5%
28,709
+25.6%
0.02%
+50.0%
Q4 2018$151,000
+160.3%
22,864
+57.1%
0.01%
+233.3%
Q1 2017$58,00014,5500.00%
Other shareholders
GREAT LAKES DREDGE & DOCK CO shareholders Q3 2023
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