GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

MORGAN STANLEY's Holding History (CIK: 0000895421)

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

Q4 2025

Shares 1,019,618 Value ($000) $13,377 Avg Close $12.32 Range $10.71 - $14.02

Q3 2025

Shares 797,452 Value ($000) $9,561 Avg Close $11.59 Range $10.37 - $12.56

Q2 2025

Shares 793,082 Value ($000) $9,668 Avg Close $10.40 Range $7.51 - $12.46

Q1 2025

Shares 700,564 Value ($000) $6,095 Avg Close $9.98 Range $7.58 - $12.54

Q4 2024

Shares 812,309 Value ($000) $9,171 Avg Close $11.96 Range $10.25 - $12.89

Q3 2024

Shares 642,148 Value ($000) $6,762 Avg Close $9.29 Range $7.76 - $10.93

Q2 2024

Shares 896,261 Value ($000) $7,869 Avg Close $8.50 Range $6.55 - $9.76

Q1 2024

Shares 450,891 Value ($000) $3,945 Avg Close $8.23 Range $7.01 - $9.78

Q4 2023

Shares 485,475 Value ($000) $3,728 Avg Close $7.28 Range $6.12 - $8.28

Q3 2023

Shares 449,331 Value ($000) $3,581 Avg Close $8.29 Range $7.53 - $9.67

Q2 2023

Shares 408,636 Value ($000) $3,334 Avg Close $6.49 Range $5.20 - $8.26

Q1 2023

Shares 388,255 Value ($000) $2,108 Avg Close $5.99 Range $4.75 - $7.10

Q4 2022

Shares 192,543 Value ($000) $1,146 Avg Close $7.03 Range $5.52 - $8.25

Q3 2022

Shares 251,518 Value ($000) $1,907 Avg Close $10.47 Range $7.57 - $13.17

Q2 2022

Shares 149,243 Value ($000) $1,956 Avg Close $14.19 Range $12.87 - $15.40

Q1 2022

Shares 121,193 Value ($000) $1,700 Avg Close $14.39 Range $13.24 - $16.27

Q4 2021

Shares 194,580 Value ($000) $3,058 Avg Close $15.22 Range $14.26 - $16.25

Q3 2021

Shares 68,674 Value ($000) $1,036 Avg Close $14.86 Range $13.50 - $15.96

Q2 2021

Shares 194,953 Value ($000) $2,848 Avg Close $14.77 Range $13.32 - $16.28

Q1 2021

Shares 145,825 Value ($000) $2,125 Avg Close $14.58 Range $12.87 - $16.12

Q4 2020

Shares 82,279 Value ($000) $1,084 Avg Close $11.20 Range $9.10 - $13.39

Q3 2020

Shares 23,755 Value ($000) $226 Avg Close $9.17 Range $8.17 - $10.57

Q2 2020

Shares 41,158 Value ($000) $381 Avg Close $8.75 Range $7.42 - $10.80

Q1 2020

Shares 37,387 Value ($000) $309 Avg Close $9.96 Range $6.75 - $11.96

Q4 2019

Shares 145,828 Value ($000) $1,652 Avg Close $10.68 Range $9.02 - $11.94

Q3 2019

Shares 50,076 Value ($000) $522 Avg Close $10.57 Range $9.39 - $11.81

Q2 2019

Shares 960,843 Value ($000) $10,607 Avg Close $10.32 Range $8.86 - $11.45

Q1 2019

Shares 997,629 Value ($000) $8,889 Avg Close $7.78 Range $6.43 - $9.21

Q4 2018

Shares 328,724 Value ($000) $2,176 Avg Close $6.52 Range $5.37 - $7.94

Q3 2018

Shares 164,760 Value ($000) $1,022 Avg Close $5.57 Range $4.85 - $6.20

Q2 2018

Shares 204,275 Value ($000) $1,072 Avg Close $4.93 Range $4.38 - $5.45

Q1 2018

Shares 357,833 Value ($000) $1,647 Avg Close $4.74 Range $4.15 - $5.50

Q4 2017

Shares 431,680 Value ($000) $2,331 Avg Close $5.09 Range $4.22 - $5.70

Q3 2017

Shares 450,989 Value ($000) $2,187 Avg Close $4.17 Range $3.60 - $5.15

Q2 2017

Shares 473,038 Value ($000) $2,035 Avg Close $4.36 Range $3.73 - $4.90

Q1 2017

Shares 488,088 Value ($000) $1,953 Avg Close $4.59 Range $3.85 - $5.45

Q4 2016

Shares 556,564 Value ($000) $2,339 Avg Close $4.06 Range $3.05 - $5.00

Q3 2016

Shares 384,105 Value ($000) $1,344 Avg Close $4.04 Range $3.49 - $4.97

Q2 2016

Shares 445,271 Value ($000) $1,942 Avg Close $4.50 Range $3.96 - $5.09

Q1 2016

Shares 491,867 Value ($000) $2,193 Avg Close $3.58 Range $2.96 - $4.50

Q4 2015

Shares 499,219 Value ($000) $1,977 Avg Close $4.43 Range $3.66 - $5.88

Q3 2015

Shares 527,736 Value ($000) $2,659 Avg Close $5.48 Range $5.00 - $6.17

Q2 2015

Shares 644,759 Value ($000) $3,843 Avg Close $5.87 Range $5.33 - $6.30

Q1 2015

Shares 538,429 Value ($000) $3,236 Avg Close $7.05 Range $5.53 - $8.64

Q4 2014

Shares 546,217 Value ($000) $4,676 Avg Close $7.24 Range $5.84 - $8.73

Q3 2014

Shares 851,118 Value ($000) $5,260 Avg Close $7.38 Range $6.16 - $8.29

Q2 2014

Shares 829,610 Value ($000) $6,629 Avg Close $8.15 Range $7.36 - $9.20

Q1 2014

Shares 731,443 Value ($000) $6,678 Avg Close $8.52 Range $7.45 - $9.44

Q4 2013

Shares 752,801 Value ($000) $6,925 Avg Close $8.38 Range $6.99 - $9.33

Q3 2013

Shares 960,732 Value ($000) $7,138 Avg Close $7.43 Range $6.28 - $8.69

Q2 2013

Shares 1,016,919 Value ($000) $7,952 Avg Close $7.58 Range $6.30 - $8.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,019,618	$13,377	$12.32	$10.71 - $14.02
Q3 2025	797,452	$9,561	$11.59	$10.37 - $12.56
Q2 2025	793,082	$9,668	$10.40	$7.51 - $12.46
Q1 2025	700,564	$6,095	$9.98	$7.58 - $12.54
Q4 2024	812,309	$9,171	$11.96	$10.25 - $12.89
Q3 2024	642,148	$6,762	$9.29	$7.76 - $10.93
Q2 2024	896,261	$7,869	$8.50	$6.55 - $9.76
Q1 2024	450,891	$3,945	$8.23	$7.01 - $9.78
Q4 2023	485,475	$3,728	$7.28	$6.12 - $8.28
Q3 2023	449,331	$3,581	$8.29	$7.53 - $9.67
Q2 2023	408,636	$3,334	$6.49	$5.20 - $8.26
Q1 2023	388,255	$2,108	$5.99	$4.75 - $7.10
Q4 2022	192,543	$1,146	$7.03	$5.52 - $8.25
Q3 2022	251,518	$1,907	$10.47	$7.57 - $13.17
Q2 2022	149,243	$1,956	$14.19	$12.87 - $15.40
Q1 2022	121,193	$1,700	$14.39	$13.24 - $16.27
Q4 2021	194,580	$3,058	$15.22	$14.26 - $16.25
Q3 2021	68,674	$1,036	$14.86	$13.50 - $15.96
Q2 2021	194,953	$2,848	$14.77	$13.32 - $16.28
Q1 2021	145,825	$2,125	$14.58	$12.87 - $16.12
Q4 2020	82,279	$1,084	$11.20	$9.10 - $13.39
Q3 2020	23,755	$226	$9.17	$8.17 - $10.57
Q2 2020	41,158	$381	$8.75	$7.42 - $10.80
Q1 2020	37,387	$309	$9.96	$6.75 - $11.96
Q4 2019	145,828	$1,652	$10.68	$9.02 - $11.94
Q3 2019	50,076	$522	$10.57	$9.39 - $11.81
Q2 2019	960,843	$10,607	$10.32	$8.86 - $11.45
Q1 2019	997,629	$8,889	$7.78	$6.43 - $9.21
Q4 2018	328,724	$2,176	$6.52	$5.37 - $7.94
Q3 2018	164,760	$1,022	$5.57	$4.85 - $6.20
Q2 2018	204,275	$1,072	$4.93	$4.38 - $5.45
Q1 2018	357,833	$1,647	$4.74	$4.15 - $5.50
Q4 2017	431,680	$2,331	$5.09	$4.22 - $5.70
Q3 2017	450,989	$2,187	$4.17	$3.60 - $5.15
Q2 2017	473,038	$2,035	$4.36	$3.73 - $4.90
Q1 2017	488,088	$1,953	$4.59	$3.85 - $5.45
Q4 2016	556,564	$2,339	$4.06	$3.05 - $5.00
Q3 2016	384,105	$1,344	$4.04	$3.49 - $4.97
Q2 2016	445,271	$1,942	$4.50	$3.96 - $5.09
Q1 2016	491,867	$2,193	$3.58	$2.96 - $4.50
Q4 2015	499,219	$1,977	$4.43	$3.66 - $5.88
Q3 2015	527,736	$2,659	$5.48	$5.00 - $6.17
Q2 2015	644,759	$3,843	$5.87	$5.33 - $6.30
Q1 2015	538,429	$3,236	$7.05	$5.53 - $8.64
Q4 2014	546,217	$4,676	$7.24	$5.84 - $8.73
Q3 2014	851,118	$5,260	$7.38	$6.16 - $8.29
Q2 2014	829,610	$6,629	$8.15	$7.36 - $9.20
Q1 2014	731,443	$6,678	$8.52	$7.45 - $9.44
Q4 2013	752,801	$6,925	$8.38	$6.99 - $9.33
Q3 2013	960,732	$7,138	$7.43	$6.28 - $8.69
Q2 2013	1,016,919	$7,952	$7.58	$6.30 - $8.66