GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

FNY Investment Advisers, LLC's Holding History (CIK: 0001742998)

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

Q1 2023

Shares 10,000 Value ($000) $0 Avg Close $5.99 Range $4.75 - $7.10

Q4 2018

Shares 1,536 Value ($000) $10 Avg Close $6.52 Range $5.37 - $7.94

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	10,000	$0	$5.99	$4.75 - $7.10
Q4 2018	1,536	$10	$6.52	$5.37 - $7.94