ARDSLEY ADVISORY PARTNERS LP - GREAT LAKES DREDGE & DOCK CO ownership

GREAT LAKES DREDGE & DOCK CO's ticker is GLDD and the CUSIP is 390607109. A total of 109 filers reported holding GREAT LAKES DREDGE & DOCK CO in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
ARDSLEY ADVISORY PARTNERS LP ownership history of GREAT LAKES DREDGE & DOCK CO
ValueSharesWeighting
Q4 2014$209,000
-43.8%
24,400
-51.2%
0.03%
-56.6%
Q3 2013$372,000
-53.2%
50,000
-50.8%
0.08%
-56.6%
Q2 2013$795,000101,7000.18%
Other shareholders
GREAT LAKES DREDGE & DOCK CO shareholders Q1 2015
NameSharesValueWeighting ↓
WYNNEFIELD CAPITAL INC 944,119$10,697,0007.14%
Minerva Advisors LLC 1,012,350$11,460,0006.11%
Harvey Partners, LLC 737,154$8,352,0004.75%
Water Asset Management LLC 140,000$1,586,0003.64%
ASHFORD CAPITAL MANAGEMENT INC 1,490,400$16,886,0002.26%
Walthausen & Co., LLC 1,286,237$14,573,0001.91%
FALCON POINT CAPITAL, LLC 71,104$806,0001.03%
Encompass Capital Advisors LLC 1,360,120$15,410,0000.98%
PRIVATE MANAGEMENT GROUP INC 759,569$8,606,0000.42%
Rock Point Advisors, LLC 90,900$1,030,0000.42%
View complete list of GREAT LAKES DREDGE & DOCK CO shareholders