List of insiders holdings for Great Lakes Dredge & Dock CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
- Peter Lynch
What is insider trading>>
| Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| Leight Nathan Director | 2015-10-01 17:55:23 | 275,497 1,992,385 | 2,267,882 | Form 4 |
| Hound Partners LLC Hound Performance LLC AUERBACH JONATHAN A G 10% Owner | 2010-02-16 14:53:54 | 2,140,186 0 | 2,140,186 | Form 13G |
| Petterson Lasse CEO & President | 2024-08-26 18:55:12 | 1,804,785 0 | 1,804,785 | Form 4 |
| Weiss Jason Director | 2018-04-02 20:14:22 | 125,363 666,662 | 792,025 | Form 4 |
| Berger Jonathan W CEO | 2016-03-17 17:51:24 | 515,567 200 | 515,767 | Form 4 |
| Lowry Richard M Exec VP & COO | 2009-05-15 11:25:29 | 500,724 0 | 500,724 | Form 4 |
| Levenson Ryan Director | 2024-04-01 18:38:37 | 119,072 333,888 | 452,960 | Form 4 |
| Simonelli David E Chief Operating Officer | 2022-06-10 17:00:53 | 248,107 0 | 248,107 | Form 4/A |
| Biemeck Bruce J President & CFO | 2012-06-08 17:26:32 | 242,142 0 | 242,142 | Form 4 |
| Marinko Mark W. Chief Financial Officer | 2021-03-16 18:35:36 | 223,774 0 | 223,774 | Form 4 |
| Johnson Kyle D Executive VP & COO | 2017-03-10 18:21:33 | 175,568 0 | 175,568 | Form 4 |
| Shea Christopher P President - E&I Division | 2018-03-12 19:35:22 | 160,915 0 | 160,915 | Form 4 |
| ALBERT CARL A Director | 2019-04-02 19:04:43 | 141,798 10,000 | 151,798 | Form 4 |
| Deutsch Peter Director | 2017-04-04 18:31:41 | 137,578 0 | 137,578 | Form 4 |
| Uhler Robert B Director | 2018-04-02 20:01:50 | 131,007 0 | 131,007 | Form 4 |
| LaVoy Kathleen Mackie SVP & Chief Legal Officer | 2020-12-15 17:00:14 | 119,687 0 | 119,687 | Form 4 |
| Kornblau Scott Lee SVP, CFO & Treasurer | 2024-05-07 16:35:08 | 116,757 0 | 116,757 | Form 4 |
| Bittel Stephen Director | 2015-01-05 17:21:12 | 64,089 51,393 | 115,482 | Form 4 |
| Wensel Deborah A Senior VP & CFO | 2010-06-08 17:57:45 | 108,198 0 | 108,198 | Form 4 |
| Mackie Douglas B Director | 2014-04-02 20:11:11 | 99,648 0 | 99,648 | Form 4 |
| Walsh Michael Joseph Director | 2020-04-02 20:03:38 | 91,355 0 | 91,355 | Form 4 |
| STEUERT D MICHAEL Director | 2024-10-02 16:50:49 | 84,678 0 | 84,678 | Form 4 |
| DICKERSON LAWRENCE R Director | 2024-11-15 16:01:34 | 82,148 0 | 82,148 | Form 4 |
| JOHANSON DAVID SVP-Project Acquisition & Ops | 2024-05-07 16:30:43 | 78,588 0 | 78,588 | Form 4 |
| Karas John F Senior Vice President | 2012-06-08 17:25:32 | 73,097 0 | 73,097 | Form 4 |
| Waryjas Maryann SVP & Chief Legal Officer | 2015-06-15 17:34:47 | 72,624 0 | 72,624 | Form 4 |
| CYR ANNETTE W Chief HR & Admin Officer | 2020-03-27 16:26:41 | 71,881 0 | 71,881 | Form 3 |
| BEYKO ELENI SVP - Offshore Wind | 2024-05-07 16:19:28 | 69,935 0 | 69,935 | Form 4 |
| Shanahan Kathleen M Director | 2024-11-12 16:57:17 | 67,675 0 | 67,675 | Form 4 |
| Lightfoot Todd M Chief Accounting Officer | 2023-05-09 17:24:15 | 25,252 41,510 | 66,763 | Form 4 |
| GUNSTEN CHRISTOPHER SVP-Proj Svcs & Fleet Engineer | 2024-05-07 16:24:02 | 57,657 0 | 57,657 | Form 4 |
| HANSON WILLIAM H SVP, Market Development | 2024-05-07 16:26:56 | 53,198 0 | 53,198 | Form 4 |
| Schiffer Vivienne SVP, CLO, CCO & Corp Secretary | 2024-05-07 16:43:29 | 50,545 0 | 50,545 | Form 4 |
| Gillespie Christopher J VP - Int'l & Special Projects | 2009-05-15 11:24:33 | 49,863 0 | 49,863 | Form 4 |
| Hansen Bradley T.J. VP - Division Manager | 2009-08-21 14:49:23 | 47,763 0 | 47,763 | Form 4 |
| Becker Steven W VP - Plant Equipment Mgr & CME | 2009-05-15 11:27:00 | 45,540 0 | 45,540 | Form 4 |
| Pagendarm William F VP - Division Manager | 2009-08-21 14:50:31 | 44,848 0 | 44,848 | Form 4 |
| Pegg Stephen Elra Senior Vice President | 2013-03-11 18:44:16 | 43,348 0 | 43,348 | Form 4 |
| Steckel William SVP & Chief Financial Officer | 2013-05-09 20:24:35 | 40,687 0 | 40,687 | Form 4 |
| Tastard James SVP & CHRAO | 2023-05-09 17:16:29 | 39,734 0 | 39,734 | Form 4 |
| Dorward-King Elaine J Director | 2023-07-03 16:00:22 | 35,710 0 | 35,710 | Form 4 |
| Shipp Earl L Director | 2024-10-02 16:41:54 | 32,289 0 | 32,289 | Form 4 |
| William Hanson H. VP - US Business Development | 2009-08-21 14:50:07 | 26,271 0 | 26,271 | Form 4 |
| Steger Ronald Director | 2024-11-12 16:50:50 | 25,404 0 | 25,404 | Form 4 |
| O'Hara Steven F. VP - Division Manager | 2009-05-15 11:27:46 | 25,127 0 | 25,127 | Form 4 |
| Hayes Katherine M Interim CFO | 2014-05-13 17:44:04 | 25,040 0 | 25,040 | Form 4 |
| Dickins Denise Director | 2015-10-01 17:49:51 | 23,783 0 | 23,783 | Form 4 |
| SOULELES THOMAS S Director | 2011-01-04 17:23:14 | 4,809 10,680 | 15,489 | Form 4 |
| BAYER RYAN VP & CAO | 2024-03-19 16:42:30 | 14,227 0 | 14,227 | Form 4 |
| GRISSOM DOUGLAS C Director | 2009-08-21 12:20:40 | 0 0 | 0 | Form 4 |
| MADISON DEARBORN CAPITAL PARTNERS IV LP MADISON DEARBORN PARTNERS IV LP MADISON DEARBORN PARTNERS LLC 10% Owner | 2009-08-21 15:19:00 | 0 0 | 0 | Form 13D |