GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Charter Oak Capital Management, LLC's Holding History (CIK: 0001810720)

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

Q1 2021

Shares 55 Value ($000) $1 Avg Close $14.58 Range $12.87 - $16.12

Q4 2020

Shares 119 Value ($000) $2 Avg Close $11.20 Range $9.10 - $13.39

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	55	$1	$14.58	$12.87 - $16.12
Q4 2020	119	$2	$11.20	$9.10 - $13.39