GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Clearstead Advisors, LLC's Holding History (CIK: 0000842775)

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

Q3 2025

Shares 137 Value ($000) $2 Avg Close $11.59 Range $10.37 - $12.56

Q3 2022

Shares 600 Value ($000) $5 Avg Close $10.47 Range $7.57 - $13.17

Q2 2022

Shares 600 Value ($000) $8 Avg Close $14.19 Range $12.87 - $15.40

Q1 2022

Shares 600 Value ($000) $8 Avg Close $14.39 Range $13.24 - $16.27

Q4 2021

Shares 600 Value ($000) $9 Avg Close $15.22 Range $14.26 - $16.25

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	137	$2	$11.59	$10.37 - $12.56
Q3 2022	600	$5	$10.47	$7.57 - $13.17
Q2 2022	600	$8	$14.19	$12.87 - $15.40
Q1 2022	600	$8	$14.39	$13.24 - $16.27
Q4 2021	600	$9	$15.22	$14.26 - $16.25