GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Systematic Alpha Investments, LLC's Holding History (CIK: 0001806755)

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

Q4 2025

Shares 28,600 Value ($000) $375 Avg Close $12.32 Range $10.71 - $14.02

Q3 2025

Shares 28,600 Value ($000) $343 Avg Close $11.59 Range $10.37 - $12.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	28,600	$375	$12.32	$10.71 - $14.02
Q3 2025	28,600	$343	$11.59	$10.37 - $12.56