GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q2 2025

Shares 15,104 Value ($000) $0 Avg Close $10.40 Range $7.51 - $12.46

Q4 2018

Shares 34,553 Value ($000) $229 Avg Close $6.52 Range $5.37 - $7.94

Q4 2017

Shares 18,589 Value ($000) $100 Avg Close $5.09 Range $4.22 - $5.70

Q3 2017

Shares 19,332 Value ($000) $94 Avg Close $4.17 Range $3.60 - $5.15

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	15,104	$0	$10.40	$7.51 - $12.46
Q4 2018	34,553	$229	$6.52	$5.37 - $7.94
Q4 2017	18,589	$100	$5.09	$4.22 - $5.70
Q3 2017	19,332	$94	$4.17	$3.60 - $5.15