GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

EXCHANGE TRADED CONCEPTS, LLC's Holding History (CIK: 0001457320)

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

Q2 2021

Shares 35,840 Value ($000) $524 Avg Close $14.77 Range $13.32 - $16.28

Q1 2021

Shares 35,317 Value ($000) $515 Avg Close $14.58 Range $12.87 - $16.12

Q4 2020

Shares 25,122 Value ($000) $331 Avg Close $11.20 Range $9.10 - $13.39

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	35,840	$524	$14.77	$13.32 - $16.28
Q1 2021	35,317	$515	$14.58	$12.87 - $16.12
Q4 2020	25,122	$331	$11.20	$9.10 - $13.39