GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

DOHENY ASSET MANAGEMENT /CA's Holding History (CIK: 0000936936)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017

Shares 333,500 Value ($000) $1,801 Avg Close $5.09 Range $4.22 - $5.70

Q3 2017

Shares 240,500 Value ($000) $1,166 Avg Close $4.17 Range $3.60 - $5.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	333,500	$1,801	$5.09	$4.22 - $5.70
Q3 2017	240,500	$1,166	$4.17	$3.60 - $5.15