GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Quadrature Capital Ltd's Holding History (CIK: 0001651424)

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

Q2 2024

Shares 14,895 Value ($000) $131 Avg Close $8.50 Range $6.55 - $9.76

Q1 2024

Shares 18,278 Value ($000) $160 Avg Close $8.23 Range $7.01 - $9.78

Q4 2023

Shares 14,772 Value ($000) $113 Avg Close $7.28 Range $6.12 - $8.28

Q2 2019

Shares 26,539 Value ($000) $292 Avg Close $10.32 Range $8.86 - $11.45

Q1 2019

Shares 37,875 Value ($000) $337 Avg Close $7.78 Range $6.43 - $9.21

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2024	14,895	$131	$8.50	$6.55 - $9.76
Q1 2024	18,278	$160	$8.23	$7.01 - $9.78
Q4 2023	14,772	$113	$7.28	$6.12 - $8.28
Q2 2019	26,539	$292	$10.32	$8.86 - $11.45
Q1 2019	37,875	$337	$7.78	$6.43 - $9.21