Insider Trading & Ownership - Great Lakes Dredge & Dock CORP (GLDD)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Great Lakes Dredge & Dock CORP
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-06-03
Sale
2025-06-04
5:00 pm
Great Lakes Dredge & Dock CORP GLDD Steger Ronald
Director
5,000 $11.59 $57,925 20,404
(Direct)
View
2025-05-06
Sale
2025-05-08
5:43 pm
Great Lakes Dredge & Dock CORP GLDD BEYKO ELENI
SVP - Offshore Energy
22,579 $10.26 $231,600 50,138
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2025-06-30
Option Award
2025-07-01
5:21 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Steger Ronald
Director
2,266 $0 59,437
(Direct)
View
2025-06-30
Option Award
2025-07-01
5:16 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shipp Earl L
Director
1,969 $0 38,788
(Direct)
View
2025-06-30
Option Award
2025-07-01
5:13 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shanahan Kathleen M
Director
2,071 $0 81,195
(Direct)
View
2025-06-30
Option Award
2025-07-01
5:09 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD DICKERSON LAWRENCE R
Director
4,097 $0 152,270
(Direct)
View
2025-06-30
Option Award
2025-07-01
5:05 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Armstrong Dana A
Director
1,969 $0 4,605
(Direct)
View
2025-05-08
Option Award
2025-05-12
6:14 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD BEYKO ELENI
SVP - Offshore Energy
40,000 $0 90,138
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:57 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Petterson Lasse
CEO & President
125,145 $0 1,159,377
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:54 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Kornblau Scott Lee
SVP & CFO
25,058 $0 171,935
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:51 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Schiffer Vivienne
SVP, CLO, CCO & Corp Secretary
18,035 $0 82,181
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:46 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD GUNSTEN CHRISTOPHER
SVP-Proj Svcs & Fleet Engineer
13,179 $0 85,952
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:41 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD JOHANSON DAVID
SVP-Project Acquisition & Ops
13,179 $0 104,063
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:38 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD HANSON WILLIAM H
SVP, Market Development
8,237 $0 68,977
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:33 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD BEYKO ELENI
SVP - Offshore Energy
15,376 $0 105,514
(Direct)
View
2025-05-08
Option Award
2025-05-12
5:28 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD BAYER RYAN
VP & CAO
10,126 $0 24,574
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:53 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Schiffer Vivienne
SVP, CLO, CCO & Corp Secretary
1,753 $9.54 64,146
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:49 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Petterson Lasse
CEO & President
4,541 $9.54 1,034,232
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:44 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Kornblau Scott Lee
SVP & CFO
2,746 $9.54 146,877
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:40 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD JOHANSON DAVID
SVP-Project Acquisition & Ops
825 $9.54 90,884
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:35 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD HANSON WILLIAM H
SVP, Market Development
600 $9.54 60,740
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:31 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD GUNSTEN CHRISTOPHER
SVP-Proj Svcs & Fleet Engineer
922 $9.54 72,773
(Direct)
View
2025-05-05
Tax Withholding
2025-05-07
5:27 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD BEYKO ELENI
SVP - Offshore Energy
1,458 $9.54 72,717
(Direct)
View
2025-04-24
Tax Withholding
2025-04-28
6:27 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD BEYKO ELENI
SVP - Offshore Energy
8,088 $9.06 74,175
(Direct)
View
2025-03-31
Option Award(A)
2025-04-28
6:24 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD STEUERT D MICHAEL
Director
2,759 $0 89,209
(Direct)
View
2025-03-31
Option Award(A)
2025-04-28
6:21 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Steger Ronald
Director
3,175 $0 36,767
(Direct)
View
2025-03-31
Option Award(A)
2025-04-28
6:19 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shipp Earl L
Director
2,759 $0 36,819
(Direct)
View
2025-03-31
Option Award(A)
2025-04-28
6:16 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shanahan Kathleen M
Director
2,902 $0 8,600
(Direct)
View
2025-03-31
Option Award(A)
2025-04-28
6:12 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Armstrong Dana A
Director
2,636 $0 2,636
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:51 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shanahan Kathleen M
Director
5,201 $0 81,423
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:48 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Steger Ronald
Director
5,474 $0 64,470
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:45 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD DICKERSON LAWRENCE R
Director
5,740 $0 148,173
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:42 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Armstrong Dana A
Director
4,833 $0 4,833
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:39 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Shipp Earl L
Director
5,057 $0 39,117
(Direct)
View
2025-03-31
Option Award
2025-04-01
8:37 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD STEUERT D MICHAEL
Director
5,057 $0 91,507
(Direct)
View
2025-03-17
Tax Withholding
2025-03-18
5:08 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Schiffer Vivienne
SVP, CLO, CCO & Corp Secretary
9,091 $8.7 65,899
(Direct)
View
2025-03-17
Option Award
2025-03-18
5:08 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Schiffer Vivienne
SVP, CLO, CCO & Corp Secretary
24,445 $0 65,899
(Direct)
View
2025-03-17
Tax Withholding
2025-03-18
5:05 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Petterson Lasse
CEO & President
35,562 $8.7 1,038,773
(Direct)
View
2025-03-17
Option Award
2025-03-18
5:05 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Petterson Lasse
CEO & President
171,943 $0 1,038,773
(Direct)
View
2025-03-17
Tax Withholding
2025-03-18
5:02 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Kornblau Scott Lee
SVP & CFO
33,928 $8.7 149,623
(Direct)
View
2025-03-17
Option Award
2025-03-18
5:02 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD Kornblau Scott Lee
SVP & CFO
66,794 $0 149,623
(Direct)
View
2025-03-17
Tax Withholding
2025-03-18
4:55 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD JOHANSON DAVID
SVP-Project Acquisition & Ops
7,776 $8.7 92,454
(Direct)
View
2025-03-17
Option Award
2025-03-18
4:55 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD JOHANSON DAVID
SVP-Project Acquisition & Ops
20,897 $0 92,454
(Direct)
View
2025-03-17
Tax Withholding
2025-03-18
4:47 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD HANSON WILLIAM H
SVP, Market Development
4,829 $8.7 61,340
(Direct)
View
2025-03-17
Option Award
2025-03-18
4:47 pm
N/A
N/A
Great Lakes Dredge & Dock CORP GLDD HANSON WILLIAM H
SVP, Market Development
12,971 $0 61,340
(Direct)
View
(A) Indicate amendment filing.
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