GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

OVERBROOK MANAGEMENT CORP's Holding History (CIK: 0001269786)

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

Q2 2013

Shares 21,444 Value ($000) $168 Avg Close $7.58 Range $6.30 - $8.66

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2013	21,444	$168	$7.58	$6.30 - $8.66