GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

MASSMUTUAL TRUST CO FSB/ADV's Holding History (CIK: 0001103653)

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

Q4 2025

Shares 2,637 Value ($000) $35 Avg Close $12.32 Range $10.71 - $14.02

Q3 2025

Shares 2,637 Value ($000) $32 Avg Close $11.59 Range $10.37 - $12.56

Q2 2025

Shares 2,637 Value ($000) $32 Avg Close $10.40 Range $7.51 - $12.46

Q1 2025

Shares 4,767 Value ($000) $41 Avg Close $9.98 Range $7.58 - $12.54

Q4 2024

Shares 40,000 Value ($000) $452 Avg Close $11.96 Range $10.25 - $12.89

Q3 2022

Shares 208 Value ($000) $2 Avg Close $10.47 Range $7.57 - $13.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,637	$35	$12.32	$10.71 - $14.02
Q3 2025	2,637	$32	$11.59	$10.37 - $12.56
Q2 2025	2,637	$32	$10.40	$7.51 - $12.46
Q1 2025	4,767	$41	$9.98	$7.58 - $12.54
Q4 2024	40,000	$452	$11.96	$10.25 - $12.89
Q3 2022	208	$2	$10.47	$7.57 - $13.17