WELLINGTON MANAGEMENT GROUP LLP - GREAT LAKES DREDGE & DOCK CO ownership

GREAT LAKES DREDGE & DOCK CO's ticker is GLDD and the CUSIP is 390607109. A total of 147 filers reported holding GREAT LAKES DREDGE & DOCK CO in Q4 2020. The put-call ratio across all filers is 0.47 and the average weighting 0.3%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of GREAT LAKES DREDGE & DOCK CO
ValueSharesWeighting
Q3 2023$3,506,688
+41.8%
439,986
+45.2%
0.00%
Q2 2023$2,473,173
+58.2%
303,085
+5.2%
0.00%
Q1 2023$1,563,813
-44.0%
287,995
-38.6%
0.00%
-100.0%
Q4 2022$2,792,263
-44.6%
469,288
-29.5%
0.00%0.0%
Q3 2022$5,043,000
-50.9%
665,199
-15.1%
0.00%
-50.0%
Q2 2022$10,272,000
-6.7%
783,600
-0.2%
0.00%0.0%
Q1 2022$11,013,000
-1.6%
784,904
+10.3%
0.00%0.0%
Q4 2021$11,187,000
+13.3%
711,671
+8.8%
0.00%0.0%
Q3 2021$9,873,000
+15.0%
654,262
+11.4%
0.00%
+100.0%
Q2 2021$8,582,000
+17.0%
587,382
+16.8%
0.00%0.0%
Q1 2021$7,335,000
-3.7%
503,109
-13.0%
0.00%0.0%
Q4 2020$7,616,000
+226.2%
578,295
+135.5%
0.00%
Q3 2020$2,335,000
+1.3%
245,516
-1.3%
0.00%
-100.0%
Q2 2020$2,304,000
-35.0%
248,800
-41.7%
0.00%0.0%
Q1 2020$3,544,000
+29.9%
427,000
+77.3%
0.00%0.0%
Q4 2019$2,728,000
-77.2%
240,800
-91.4%
0.00%
-66.7%
Q2 2017$11,984,000
-31.5%
2,787,145
-36.3%
0.00%
-25.0%
Q1 2017$17,506,000
+10.7%
4,376,735
+16.3%
0.00%0.0%
Q4 2016$15,808,000
+7.2%
3,763,560
-10.6%
0.00%0.0%
Q3 2016$14,743,000
-21.3%
4,212,142
-1.9%
0.00%
-20.0%
Q2 2016$18,730,000
+29.5%
4,295,790
+32.5%
0.01%
+25.0%
Q1 2016$14,460,000
+12.6%
3,241,9460.0%0.00%
+33.3%
Q4 2015$12,838,000
-26.4%
3,241,946
-6.3%
0.00%
-40.0%
Q3 2015$17,448,000
-19.0%
3,461,767
-4.2%
0.01%
-16.7%
Q2 2015$21,528,000
-0.8%
3,611,9930.0%0.01%0.0%
Q1 2015$21,707,000
-29.2%
3,611,993
+0.9%
0.01%
-25.0%
Q4 2014$30,646,000
+56.1%
3,580,093
+12.7%
0.01%
+60.0%
Q3 2014$19,631,000
-25.3%
3,176,393
-3.4%
0.01%
-28.6%
Q2 2014$26,264,000
-11.7%
3,287,113
+0.9%
0.01%
-12.5%
Q1 2014$29,755,000
-0.2%
3,259,013
+0.5%
0.01%
-11.1%
Q4 2013$29,827,000
+26.2%
3,242,013
+1.8%
0.01%
+28.6%
Q3 2013$23,641,000
+73.1%
3,186,113
+82.5%
0.01%
+75.0%
Q2 2013$13,654,0001,745,9650.00%
Other shareholders
GREAT LAKES DREDGE & DOCK CO shareholders Q4 2020
NameSharesValueWeighting ↓
Minerva Advisors LLC 1,093,742$10,128,0006.82%
Harvey Partners, LLC 425,000$3,936,0004.75%
Rock Point Advisors, LLC 493,755$4,572,0002.13%
ASHFORD CAPITAL MANAGEMENT INC 1,720,077$15,928,0002.06%
Euclidean Technologies Management, LLC 158,051$1,464,0002.06%
WYNNEFIELD CAPITAL INC 235,070$2,177,0001.60%
Walthausen & Co., LLC 851,927$7,889,0001.60%
NEUMEIER POMA INVESTMENT COUNSEL LLC 1,846,055$17,094,0001.54%
Mesirow Financial Investment Management, Inc. 30,730$285,0001.34%
Encompass Capital Advisors LLC 1,075,734$9,961,0001.33%
View complete list of GREAT LAKES DREDGE & DOCK CO shareholders