$13.89
0.110.80%
At close: Dec 15, 4:00 PM EST
$13.89
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Great Lakes Dredge & Dock Insider Trading Activity
GLDDNASDAQ
Great Lakes Dredge & Dock Insider Trading Activity | NASDAQ:GLDD | Benzinga
Track the latest Great Lakes Dredge & Dock insider trading activity. Stay informed on recent buys, sells, and market impact for Great Lakes Dredge & Dock stock.
What is Insider Activity?
Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.
What are Great Lakes Dredge & Dock Corp Insiders Doing?
At Great Lakes Dredge & Dock Corp, recent insider activity has drawn attention. Over the last 30 days, insiders have reported selling a total of 12.10K shares worth $159.46K, meanwhile, insiders have report no purchases in the last 30 days.
Notable Recent Insider Buys and Sales
- On December 12, 2025, DAVID JOHANSON, the company's SVP-PROJECT ACQUISITION & OPS sold 2.1K shares for $13.96 each.
- On December 4, 2025, DAVID JOHANSON, the company's SVP-PROJECT ACQUISITION & OPS sold 10K shares for $13.02 each.
Ownership Statistics for Great Lakes Dredge & Dock Corp
Shares Outstanding
67.999M
Insider Shares Owned
5.833M
Insider Percentage Owned
8.59%
Institutional Shares Held
33.304M
Institutional Percentage Held
49.0%
| Dec 12, 2025 | DAVID JOHANSON | SVP-PROJECT ACQUISITION & OPS | -2.10K | $13.96 | -$29.31K | SELL | -2.23% | 91.96K | Dec 10 | View |
| Dec 04, 2025 | DAVID JOHANSON | SVP-PROJECT ACQUISITION & OPS | -10.00K | $13.02 | -$130.16K | SELL | -9.61% | 94.06K | Dec 03 | View |
| Aug 13, 2025 | Lee Scott Kornblau | SVP & CFO | -59.80K | $11.48 | -$686.32K | SELL | -34.78% | 112.13K | Aug 11 | View |
| Jun 04, 2025 | Ronald Steger | — | -5.00K | $11.59 | -$57.93K | SELL | -19.68% | 20.40K | Jun 03 | View |
| May 08, 2025 | ELENI BEYKO | SVP - OFFSHORE ENERGY | -22.58K | $10.26 | -$231.60K | SELL | -31.05% | 50.14K | May 06 | View |
| Mar 05, 2025 | CHRISTOPHER GUNSTEN | SVP-PROJ SVCS & FLEET ENGINEER | 3.88K | $7.75 | $30.03K | BUY | 6.72% | 61.53K | Mar 04 | View |
| Nov 15, 2024 | LAWRENCE DICKERSON | — | -15.94K | $12.04 | -$191.80K | SELL | -16.25% | 82.15K | Nov 14 | View |
| Nov 13, 2024 | LAWRENCE DICKERSON | — | -5.32K | $12.61 | -$67.12K | SELL | -5.15% | 98.08K | Nov 12 | View |
| Nov 12, 2024 | Kathleen Shanahan | — | -23.24K | $12.63 | -$293.54K | SELL | -25.56% | 67.67K | Nov 11 | View |
| Nov 12, 2024 | Ronald Steger | — | -12.00K | $12.76 | -$153.12K | SELL | -32.08% | 25.40K | Nov 11 | View |
| Aug 26, 2024 | Lasse Petterson | CEO & PRESIDENT | -75.22K | $9.14 | -$687.67K | SELL | -4.00% | 1.80M | Aug 23 - Aug 26 | View |
| Aug 21, 2024 | Lasse Petterson | CEO & PRESIDENT | -63.92K | $9.07 | -$579.50K | SELL | -6.14% | 977.61K | Aug 19 - Aug 20 | View |
| Aug 19, 2024 | Lasse Petterson | CEO & PRESIDENT | -110.86K | $9.09 | -$1.01M | SELL | -9.62% | 1.04M | Aug 15 - Aug 16 | View |
| May 19, 2023 | Ryan Levenson | DIRECTOR | 133.79K | $6.81 | $911.33K | BUY | 66.86% | 333.89K | May 17 - May 19 | View |
| May 15, 2023 | Ryan Levenson | DIRECTOR | 68.00K | $6.10 | $414.53K | BUY | 51.48% | 200.10K | May 12 | View |
| May 12, 2023 | Ryan Levenson | DIRECTOR | 132.00K | $6.09 | $804.01K | BUY | 132000.00% | 132.10K | May 10 - May 11 | View |
| Mar 03, 2023 | Earl Shipp | DIRECTOR | 2.00K | $5.51 | $11.02K | BUY | 15.90% | 14.58K | Mar 02 | View |
| Aug 05, 2022 | Lasse Petterson | CEO & PRESIDENT | 10.00K | $9.65 | $96.54K | BUY | 1.01% | 1.00M | Aug 05 | View |
| May 11, 2022 | David Simonelli | CHIEF OPERATING OFFICER | -17.70K | $14.12 | -$249.94K | SELL | -6.72% | 245.87K | May 09 | View |
| Mar 02, 2022 | WILLIAM HANSON | SVP, GOV'T RELATIONS & BUS DEV | 771.00 | $10.26 | -$3.54K | SELL-OPTIONS | 2.76% | 28.68K | Feb 28 | View |
| Nov 16, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -5.00K | $15.84 | -$79.18K | SELL | -2.41% | 202.07K | Nov 12 - Nov 15 | View |
| Nov 02, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -5.00K | $15.37 | -$76.84K | SELL | -2.36% | 207.07K | Oct 29 - Nov 01 | View |
| Oct 25, 2021 | LAWRENCE DICKERSON | DIRECTOR | -1.52K | $14.59 | -$22.15K | SELL | -1.74% | 85.65K | Oct 21 | View |
| Aug 31, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -21.06K | $14.97 | -$315.41K | SELL | -9.04% | 212.07K | Aug 27 | View |
| Aug 18, 2021 | David Simonelli | CHIEF OPERATING OFFICER | 0.00 | $11.23 | -$155.89K | SELL-OPTIONS | 0.00% | 233.14K | Aug 16 | View |
| Aug 16, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -7.57K | $14.85 | -$112.33K | SELL | -3.14% | 233.14K | Aug 13 | View |
| Aug 12, 2021 | Earl Shipp | DIRECTOR | 1.50K | $14.58 | $21.87K | BUY | ∞ | 1.50K | Aug 06 | View |
| Jul 14, 2021 | LAWRENCE DICKERSON | DIRECTOR | -1.57K | $14.50 | -$22.74K | SELL | -1.83% | 84.13K | Jul 12 | View |
| Jun 16, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -8.73K | $14.46 | -$126.35K | SELL | -3.50% | 240.70K | Jun 14 | View |
| May 05, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -8.57K | $16.14 | -$138.23K | SELL | -3.32% | 249.44K | May 03 | View |
| Apr 28, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -12.39K | $15.88 | -$196.82K | SELL | -4.58% | 258.00K | Apr 26 | View |
| Apr 21, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -10.91K | $15.14 | -$165.18K | SELL | -3.88% | 270.40K | Apr 19 | View |
| Apr 14, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -14.58K | $11.37 | -$388.66K | SELL | -4.93% | 281.31K | Apr 12 | View |
| Apr 13, 2021 | LAWRENCE DICKERSON | DIRECTOR | -1.57K | $15.42 | -$24.22K | SELL | -1.87% | 82.56K | Apr 09 | View |
| Mar 11, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -5.86K | $15.28 | -$89.60K | SELL | -2.04% | 281.58K | Mar 09 | View |
| Mar 10, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -1.14K | $15.17 | -$238.72K | SELL | -0.40% | 287.45K | Mar 08 | View |
| Mar 02, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -17.50K | $15.50 | -$271.22K | SELL | -5.96% | 276.24K | Feb 26 - Mar 01 | View |
| Feb 23, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -15.00K | $15.15 | -$227.23K | SELL | -4.86% | 293.74K | Feb 22 | View |
| Feb 11, 2021 | David Simonelli | CHIEF OPERATING OFFICER | 0.00 | $10.73 | -$196.87K | SELL-OPTIONS | 0.00% | 308.74K | Feb 08 | View |
| Jan 14, 2021 | LAWRENCE DICKERSON | DIRECTOR | -1.74K | $14.30 | -$24.81K | SELL | -2.10% | 80.99K | Jan 12 | View |
| Jan 08, 2021 | David Simonelli | CHIEF OPERATING OFFICER | -36.02K | $10.28 | -$661.50K | SELL | -10.45% | 308.74K | Jan 06 | View |
| Dec 23, 2020 | David Simonelli | — | -4.50K | $12.50 | -$56.25K | SELL | -1.19% | 373.86K | Dec 22 | View |
| Dec 22, 2020 | David Simonelli | — | -8.53K | $12.22 | -$104.20K | SELL | -2.20% | 378.36K | Dec 18 | View |
| Dec 15, 2020 | David Simonelli | — | -9.31K | $11.44 | -$106.49K | SELL | -2.35% | 386.88K | Dec 14 | View |
| Dec 15, 2020 | Kathleen M. LaVoy | — | -10.00K | $9.50 | -$162.36K | OPTION EXERCISE | -7.71% | 119.69K | Dec 11 | View |
| Dec 14, 2020 | David Simonelli | — | -8.92K | $11.68 | -$104.18K | SELL | -2.20% | 396.19K | Dec 10 | View |
| Dec 14, 2020 | Ryan Levenson | — | -55.95K | $11.64 | -$651.53K | SELL | -99.85% | 82.00 | Dec 10 | View |
| Nov 30, 2020 | David Simonelli | — | -100.00 | $11.47 | -$1.15K | SELL | -0.02% | 405.11K | Nov 25 | View |
| Nov 18, 2020 | David Simonelli | — | -4.20K | $11.30 | -$47.48K | SELL | -1.03% | 405.21K | Nov 16 - Nov 17 | View |
| Nov 12, 2020 | David Simonelli | — | 0.00 | $8.87 | -$96.97K | OPTION EXERCISE | 0.00% | 409.41K | Nov 10 | View |
| Nov 12, 2020 | WILLIAM HANSON | — | -2.63K | $11.00 | -$28.93K | SELL | -9.29% | 25.69K | Nov 10 | View |
| Aug 25, 2020 | David Simonelli | — | -3.68K | $9.71 | -$35.71K | SELL | -0.89% | 409.41K | Aug 21 | View |
| Aug 13, 2020 | WILLIAM HANSON | — | -10.00K | $10.30 | -$103.03K | SELL | -26.10% | 28.32K | Aug 11 | View |
| Jun 15, 2020 | Ryan Levenson | — | -171.90K | $9.02 | -$1.55M | SELL | -75.42% | 56.04K | Jun 11 - Jun 12 | View |
| Jun 10, 2020 | Lasse Petterson | — | -21.12K | $10.76 | -$227.27K | SELL | -2.54% | 808.89K | Jun 08 | View |
| Jun 03, 2020 | David Simonelli | — | 0.00 | $7.43 | -$93.14K | OPTION EXERCISE | 0.00% | 413.09K | Jun 01 - Jun 02 | View |
| May 26, 2020 | WILLIAM HANSON | — | 0.00 | $7.10 | -$6.88K | OPTION EXERCISE | 0.00% | 38.32K | May 22 | View |
| May 14, 2020 | Ryan Levenson | — | -98.00K | $8.68 | -$850.35K | SELL | -30.07% | 227.93K | May 12 - May 14 | View |
| Dec 12, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 13.03K | $8.51 | -$102.31K | SELL-OPTIONS | 4.07% | 332.71K | Dec 10 - Dec 11 | View |
| Dec 12, 2019 | Kathleen M. LaVoy | SVP & CHIEF LEGAL OFFICER | 2.00K | $8.90 | -$52.51K | SELL-OPTIONS | 1.99% | 102.77K | Dec 11 | View |
| Dec 05, 2019 | Ryan Levenson | DIRECTOR | 53.54K | $10.65 | $570.01K | BUY | 19.65% | 325.93K | Dec 04 | View |
| Dec 04, 2019 | Ryan Levenson | DIRECTOR | 46.46K | $10.57 | $491.19K | BUY | 20.57% | 272.40K | Dec 02 - Dec 03 | View |
| Oct 23, 2019 | Kathleen M. LaVoy | SVP & CHIEF LEGAL OFFICER | 682.00 | $11.00 | -$37.21K | SELL-OPTIONS | 0.68% | 100.77K | Oct 21 | View |
| Sep 06, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $10.77 | -$12.53K | SELL-OPTIONS | 0.00% | 319.69K | Sep 04 | View |
| Sep 04, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $10.90 | -$41.52K | SELL-OPTIONS | 0.00% | 318.24K | Aug 30 | View |
| Aug 20, 2019 | Ryan Levenson | DIRECTOR | -43.39K | $10.13 | -$439.56K | SELL | -16.11% | 225.93K | Aug 15 - Aug 16 | View |
| Jun 18, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $10.40 | -$42.21K | SELL-OPTIONS | 0.00% | 318.24K | Jun 14 | View |
| Jun 13, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $10.90 | -$43.60K | SELL-OPTIONS | 0.00% | 318.24K | Jun 11 | View |
| Jun 06, 2019 | Ryan Levenson | DIRECTOR | -233.00K | $10.84 | -$2.53M | SELL | -46.38% | 269.32K | Jun 04 - Jun 05 | View |
| Jun 06, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $10.80 | -$108.00K | SELL-OPTIONS | 0.00% | 318.24K | Jun 04 | View |
| May 13, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $11.13 | -$111.25K | SELL-OPTIONS | 0.00% | 318.24K | May 09 | View |
| May 08, 2019 | Ryan Levenson | DIRECTOR | -555.12K | $10.93 | -$6.07M | SELL | -52.50% | 502.32K | May 06 - May 08 | View |
| May 03, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | -6.15K | $10.81 | -$228.64K | SELL | -1.90% | 318.24K | May 02 | View |
| May 03, 2019 | Kathleen M. LaVoy | SVP & CHIEF LEGAL OFFICER | -25.00K | $10.81 | -$270.20K | SELL | -19.99% | 100.08K | May 02 | View |
| Mar 15, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 59.33K | $8.24 | -$164.46K | GRANT | 22.38% | 324.39K | Mar 08 - Mar 14 | View |
| Mar 06, 2019 | Ryan Levenson | DIRECTOR | -500.00K | $8.37 | -$4.18M | SELL | -32.10% | 1.06M | Mar 04 - Mar 06 | View |
| Mar 01, 2019 | David Simonelli | PRESIDENT - DREDGING DIVISION | 0.00 | $6.16 | -$112.28K | SELL-OPTIONS | 0.00% | 259.94K | Feb 26 - Feb 27 | View |
| Mar 01, 2019 | Ryan Levenson | DIRECTOR | -500.00K | $8.50 | -$4.25M | SELL | -24.30% | 1.56M | Feb 27 | View |
| Feb 26, 2019 | Ryan Levenson | DIRECTOR | -1.00M | $8.39 | -$8.39M | SELL | -32.71% | 2.06M | Feb 22 - Feb 26 | View |
| Dec 14, 2018 | Ryan Levenson | DIRECTOR | -125.00K | $7.53 | -$941.50K | SELL | -3.90% | 3.08M | Dec 13 - Dec 14 | View |
| Aug 15, 2018 | Lasse Petterson | CEO | 50.00K | $5.30 | $264.84K | BUY | 7.95% | 678.71K | Aug 14 | View |
| May 29, 2018 | Ronald Steger | DIRECTOR | 5.00K | $4.92 | $24.61K | BUY | ∞ | 5.00K | May 25 | View |
| May 14, 2018 | Kathleen M. LaVoy | DIRECTOR | 1.50K | $5.08 | $7.62K | BUY | ∞ | 1.50K | May 10 | View |
| Nov 14, 2017 | Joseph Michael Walsh | DIRECTOR | 2.00K | $4.70 | $9.40K | BUY | 3.23% | 63.98K | Nov 10 | View |
| Nov 14, 2017 | Robert Uhler | DIRECTOR | 5.32K | $4.72 | $25.14K | BUY | 4.33% | 128.16K | Nov 10 | View |
| Aug 16, 2017 | Lasse Petterson | CEO | 42.61K | $3.92 | $166.83K | BUY | 13.56% | 356.76K | Aug 14 | View |
| Aug 11, 2017 | Lasse Petterson | CEO | 155.90K | $3.74 | $583.12K | BUY | 298.74% | 208.08K | Aug 09 - Aug 11 | View |
| Aug 08, 2017 | Robert Uhler | DIRECTOR | 5.00K | $3.73 | $18.65K | BUY | 4.72% | 110.84K | Aug 04 | View |
| May 10, 2017 | Robert Uhler | DIRECTOR | 10.00K | $4.55 | $45.50K | BUY | 12.15% | 92.31K | May 08 | View |
| Mar 21, 2017 | Lasse Petterson | DIRECTOR | 50.00K | $4.30 | $215.00K | BUY | 17667.84% | 50.28K | Mar 10 - Mar 13 | View |
| Mar 15, 2017 | Peter Deutsch | DIRECTOR | 11.00K | $4.16 | $45.78K | BUY | 9.04% | 132.73K | Mar 13 - Mar 14 | View |
| Mar 09, 2017 | CARL ALBERT | DIRECTOR | 2.00K | $4.50 | $9.00K | BUY | 2.13% | 95.86K | Mar 07 | View |
| Mar 01, 2017 | Robert Uhler | DIRECTOR | 5.60K | $4.56 | $25.54K | BUY | 9.01% | 67.76K | Feb 27 | View |
| Mar 01, 2017 | Ryan Levenson | DIRECTOR | 126.20K | $4.38 | $552.41K | BUY | 4.18% | 3.15M | Feb 27 - Feb 28 | View |
| Mar 01, 2017 | CARL ALBERT | DIRECTOR | 8.00K | $4.45 | $35.60K | BUY | 9.32% | 93.86K | Feb 27 - Feb 28 | View |
| Nov 08, 2016 | Robert Uhler | DIRECTOR | 7.93K | $3.21 | $25.46K | BUY | 15.69% | 58.47K | Nov 07 | View |
| Aug 10, 2016 | Robert Uhler | DIRECTOR | 35.00K | $4.02 | $140.62K | BUY | 314.86% | 46.12K | Aug 09 | View |
| Sep 15, 2015 | Nathan Leight | DIRECTOR | 12.90K | $5.25 | $67.76K | BUY | 5.05% | 268.21K | Sep 14 | View |
| Aug 25, 2015 | Nathan Leight | DIRECTOR | 19.00K | $5.28 | $100.31K | BUY | 8.04% | 255.31K | Aug 21 - Aug 24 | View |
| Aug 21, 2015 | Nathan Leight | DIRECTOR | 13.00K | $5.52 | $71.70K | BUY | 5.82% | 236.31K | Aug 19 - Aug 20 | View |
| Aug 18, 2015 | Nathan Leight | DIRECTOR | 17.81K | $5.60 | $99.77K | BUY | 8.67% | 223.31K | Aug 14 - Aug 18 | View |
| Jun 16, 2015 | Nathan Leight | DIRECTOR | 15.00K | $5.98 | $89.66K | BUY | 8.29% | 195.96K | Jun 12 | View |
| Jun 15, 2015 | Nathan Leight | DIRECTOR | 14.79K | $5.94 | $87.83K | BUY | 8.90% | 180.96K | Jun 11 | View |
| Jun 15, 2015 | Maryann Waryjas | SVP & CHIEF LEGAL OFFICER | 5.20K | $5.90 | $30.68K | BUY | 7.71% | 72.62K | Jun 11 | View |
| Jun 11, 2015 | Nathan Leight | DIRECTOR | 8.74K | $5.76 | $50.34K | BUY | 5.55% | 166.17K | Jun 09 | View |
| Jun 10, 2015 | Nathan Leight | DIRECTOR | 6.10K | $5.72 | $34.89K | BUY | 4.03% | 157.43K | Jun 05 - Jun 08 | View |
| Jun 04, 2015 | Nathan Leight | DIRECTOR | 7.00K | $5.71 | $39.99K | BUY | 4.85% | 151.33K | Jun 02 - Jun 03 | View |
| Jun 02, 2015 | Nathan Leight | DIRECTOR | 12.20K | $5.57 | $67.97K | BUY | 9.23% | 144.33K | May 29 - Jun 01 | View |
| May 28, 2015 | Nathan Leight | DIRECTOR | 6.00K | $5.49 | $32.94K | BUY | 4.76% | 132.13K | May 26 | View |
| May 27, 2015 | Nathan Leight | DIRECTOR | 167.00 | $5.67 | $946.89 | BUY | 0.13% | 126.13K | May 22 | View |
| May 26, 2015 | Nathan Leight | DIRECTOR | 5.00K | $5.67 | $28.35K | BUY | 4.13% | 125.96K | May 21 | View |
| May 13, 2015 | Nathan Leight | DIRECTOR | 10.00K | $5.75 | $57.50K | BUY | 9.01% | 120.96K | May 11 - May 12 | View |
| May 11, 2015 | Jonathan W Berger | CEO | 3.60K | $5.62 | $20.20K | BUY | 0.88% | 413.07K | May 07 | View |
| Dec 16, 2014 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -10.00K | $8.00 | -$80.00K | SELL | -9.02% | 100.92K | Dec 12 | View |
| Mar 18, 2014 | Peter Deutsch | DIRECTOR | 0.00 | $8.96 | $154.52 | p / s | 0.00% | 81.43K | Mar 14 | View |
| Dec 03, 2013 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -2.00K | $8.88 | -$17.75K | SELL | -2.08% | 94.20K | Dec 02 | View |
| Dec 02, 2013 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -1.77K | $8.85 | -$15.63K | SELL | -1.80% | 96.20K | Nov 27 | View |
| Dec 02, 2013 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -234.00 | $8.85 | -$2.07K | SELL | -0.24% | 97.97K | Nov 26 | View |
| Nov 29, 2013 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -1.00K | $8.85 | -$8.85K | SELL | -1.01% | 98.20K | Nov 25 | View |
| Nov 22, 2013 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -5.00K | $8.67 | -$43.36K | SELL | -4.80% | 99.20K | Nov 20 | View |
| May 23, 2013 | Kyle D Johnson | SENIOR VICE PRESIDENT | -7.66K | $8.20 | -$62.80K | SELL | -10.08% | 68.35K | May 21 | View |
| Feb 15, 2013 | Peter Deutsch | DIRECTOR | 0.00 | $6.74 | $488.22 | p / s | 0.00% | 69.20K | Nov 16 - Nov 08 | View |
| Dec 13, 2012 | Douglas Mackie | DIRECTOR | -10.00K | $9.01 | -$90.10K | SELL | -21.49% | 36.54K | Dec 12 | View |
| Nov 13, 2012 | Douglas Mackie | DIRECTOR | -20.00K | $8.20 | -$164.02K | SELL | -30.06% | 46.54K | Nov 08 | View |
| Aug 31, 2012 | Kyle D Johnson | SENIOR VICE PRESIDENT | 0.00 | $5.65 | -$79.50K | SELL-OPTIONS | 0.00% | 69.90K | Aug 29 | View |
| Aug 16, 2012 | David E Simonelli | PRESIDENT, DREDGING OPERATIONS | -17.00K | $7.45 | -$126.70K | SELL | -14.85% | 97.49K | Aug 15 | View |
| Apr 20, 2012 | Douglas Mackie | DIRECTOR | -2.16K | $7.19 | -$15.56K | SELL | -3.44% | 60.78K | Apr 19 | View |
| Feb 17, 2012 | Douglas Mackie | DIRECTOR | -19.72K | $7.00 | -$138.05K | SELL | -24.50% | 60.78K | Feb 16 | View |
| Jan 26, 2012 | Douglas Mackie | DIRECTOR | -26.45K | $6.50 | -$171.95K | SELL | -24.73% | 80.50K | Jan 24 | View |
| Jan 23, 2012 | Douglas Mackie | DIRECTOR | -39.00 | $6.50 | -$253.50 | SELL | -0.04% | 106.96K | Jan 20 | View |
| Nov 17, 2011 | Douglas Mackie | DIRECTOR | -25.00K | $6.00 | -$150.00K | SELL | -19.35% | 104.19K | Nov 15 - Nov 16 | View |
| Oct 03, 2011 | Stephen Bittel | DIRECTOR | 6.59K | $4.05 | $26.69K | BUY | 7.83% | 90.73K | Sep 29 - Sep 30 | View |
| Sep 30, 2011 | Nathan Leight | DIRECTOR | 8.00K | $4.01 | $32.08K | BUY | 0.51% | 1.56M | Sep 28 | View |
| Sep 26, 2011 | Stephen Bittel | DIRECTOR | 3.89K | $4.11 | $16.00K | BUY | 4.85% | 84.14K | Sep 22 | View |
| Sep 22, 2011 | Stephen Bittel | DIRECTOR | 15.00K | $4.41 | $66.10K | BUY | 22.99% | 80.25K | Sep 20 - Sep 21 | View |
| Sep 15, 2011 | Stephen Bittel | DIRECTOR | 2.00K | $4.45 | $8.90K | BUY | 3.16% | 65.25K | Sep 13 | View |
| Sep 13, 2011 | Stephen Bittel | DIRECTOR | 10.00K | $4.47 | $44.70K | BUY | 18.78% | 63.25K | Sep 09 | View |
| Sep 08, 2011 | Stephen Bittel | DIRECTOR | 600.00 | $4.44 | $2.66K | BUY | 1.14% | 53.25K | Sep 06 | View |
| Aug 12, 2011 | Nathan Leight | DIRECTOR | 28.00K | $4.54 | $127.03K | BUY | 1.83% | 1.56M | Aug 10 - Aug 11 | View |
| Aug 10, 2011 | Stephen Bittel | DIRECTOR | 10.00K | $4.52 | $45.20K | BUY | 21.91% | 55.65K | Aug 08 | View |
| Aug 09, 2011 | Nathan Leight | DIRECTOR | 15.00K | $4.82 | $72.28K | BUY | 0.99% | 1.53M | Aug 05 | View |
| Aug 08, 2011 | Stephen Bittel | DIRECTOR | 10.00K | $5.00 | $49.96K | BUY | 28.05% | 45.65K | Aug 04 | View |
| Apr 07, 2011 | Douglas Mackie | DIRECTOR | -25.00K | $7.84 | -$196.00K | SELL | -16.63% | 125.35K | Apr 05 | View |
| Mar 31, 2011 | Douglas Mackie | DIRECTOR | -25.00K | $7.30 | -$182.50K | SELL | -15.12% | 140.35K | Mar 29 | View |
| Mar 24, 2011 | Douglas Mackie | DIRECTOR | -25.00K | $7.30 | -$182.53K | SELL | -13.13% | 165.35K | Mar 22 | View |
| Mar 17, 2011 | Douglas Mackie | DIRECTOR | -25.00K | $7.30 | -$182.50K | SELL | -11.61% | 190.35K | Mar 15 | View |
| Mar 10, 2011 | Douglas Mackie | DIRECTOR | -45.00K | $7.92 | -$356.40K | SELL | -17.28% | 215.35K | Mar 08 | View |
| Mar 03, 2011 | Douglas B Mackie | DIRECTOR | -45.00K | $7.68 | -$345.60K | SELL | -14.74% | 260.35K | Mar 01 | View |
| Feb 28, 2011 | Douglas B Mackie | DIRECTOR | -42.00K | $7.60 | -$319.20K | SELL | -100.00% | 0.00 | Feb 24 - Feb 25 | View |
| Sep 24, 2010 | Nathan Leight | DIRECTOR | 5.00K | $5.15 | $25.75K | BUY | 0.33% | 1.51M | Sep 22 | View |
| Sep 22, 2010 | Nathan Leight | DIRECTOR | 13.00K | $4.77 | $61.98K | BUY | 0.87% | 1.50M | Sep 20 - Sep 21 | View |
| Sep 20, 2010 | Nathan Leight | DIRECTOR | 20.00K | $4.76 | $95.30K | BUY | 1.36% | 1.49M | Sep 16 - Sep 17 | View |
| Sep 13, 2010 | CARL ALBERT | DIRECTOR | 10.00K | $4.81 | $48.06K | BUY | ∞ | 10.00K | Sep 09 - Sep 10 | View |
| Jun 30, 2010 | Jason Weiss | DIRECTOR | -10.48K | $6.32 | -$66.21K | SELL | -99.05% | 100.00 | Jun 25 | View |
| Jun 24, 2010 | Jason Weiss | DIRECTOR | -91.51K | $6.18 | -$565.38K | SELL | -89.64% | 10.58K | Jun 22 - Jun 24 | View |
| Jun 21, 2010 | Jason Weiss | DIRECTOR | -69.82K | $6.43 | -$449.02K | SELL | -45.43% | 83.85K | Jun 17 - Jun 21 | View |
| Jun 16, 2010 | Jason Weiss | DIRECTOR | -101.93K | $6.23 | -$635.09K | SELL | -52.49% | 92.25K | Jun 14 - Jun 16 | View |
| Jun 08, 2010 | Jason Weiss | DIRECTOR | -122.50K | $6.28 | -$769.00K | SELL | -47.21% | 136.97K | Jun 04 - Jun 08 | View |
| Jun 08, 2010 | Deborah A Wensel | SENIOR VP & CFO | -3.00K | $6.50 | -$19.50K | SELL | -2.70% | 108.20K | Jun 04 | View |
| Jun 07, 2010 | Jason Weiss | DIRECTOR | -100.00K | $6.42 | -$642.00K | SELL | -33.53% | 198.22K | Jun 03 | View |
| Jun 07, 2010 | Deborah A Wensel | SENIOR VP & CFO | -3.00K | $6.35 | -$19.05K | SELL | -2.63% | 111.20K | Jun 03 | View |
| Feb 16, 2010 | Jonathan Berger | DIRECTOR | -202.53 | $6.72 | -$1.36K | SELL | -0.54% | 37.09K | Sep 15 | View |
| Sep 17, 2009 | Kyle D Johnson | VP - CHIEF CONTRACT MANAGER | -2.00K | $7.13 | -$14.26K | SELL | -3.67% | 52.50K | Sep 16 | View |
| Aug 21, 2009 | William F Pagendarm | VP - DIVISION MANAGER | -8.00K | $5.49 | -$43.92K | SELL | -15.14% | 44.85K | Aug 19 | View |
| Aug 21, 2009 | William H. Hanson | VP - US BUSINESS DEVELOPMENT | -2.00K | $5.49 | -$10.98K | SELL | -7.07% | 26.27K | Aug 19 | View |
| Aug 21, 2009 | Bradley T. J. Hansen | VP - DIVISION MANAGER | -4.50K | $5.49 | -$24.70K | SELL | -8.61% | 47.76K | Aug 19 | View |
| Aug 21, 2009 | Thomas S Souleles | DIRECTOR | -14.26M | $5.49 | -$78.27M | SELL | -100.00% | 0.00 | Aug 19 | View |
| Aug 21, 2009 | Douglas C Grissom | DIRECTOR | -14.26M | $5.49 | -$78.27M | SELL | -100.00% | 0.00 | Aug 19 | View |
| Aug 21, 2009 | MADISON DEARBORN CAPITAL PARTNERS IV LPMADISON DEARBORN PARTNERS IV LPMADISON DEARBORN PARTNERS LLC | 10% OWNER | -14.26M | $5.49 | -$78.27M | SELL | -100.00% | 0.00 | Aug 19 | View |
| Jun 26, 2009 | Bradley T. J. Hansen | VP - DIVISION MANAGER | -5.00K | $5.04 | -$25.20K | SELL | -8.73% | 52.26K | Jun 25 | View |
| Apr 16, 2009 | Douglas B Mackie | PRESIDENT & CEO | -4.00K | $3.16 | -$12.64K | SELL | -1.20% | 328.30K | Apr 15 | View |
| Mar 17, 2009 | Douglas B Mackie | PRESIDENT & CEO | -4.00K | $3.11 | -$12.44K | SELL | -1.19% | 332.30K | Mar 16 | View |
| Feb 18, 2009 | Douglas B Mackie | PRESIDENT & CEO | -25.05K | $2.98 | -$11.92K | SELL | -67.61% | 12.00K | Jan 23 - Feb 17 | View |
| Jan 20, 2009 | Douglas B Mackie | PRESIDENT & CEO | -4.00K | $3.61 | -$14.44K | SELL | -1.16% | 340.30K | Jan 15 | View |
| Dec 16, 2008 | Douglas B Mackie | PRESIDENT & CEO | -4.00K | $4.48 | -$17.92K | SELL | -1.15% | 344.30K | Dec 15 | View |
| Nov 18, 2008 | Douglas B Mackie | PRESIDENT & CEO | -4.00K | $4.19 | -$16.76K | SELL | -1.14% | 348.30K | Nov 17 | View |
| Oct 15, 2008 | Douglas B Mackie | PRESIDENT & CEO | -4.50K | $4.92 | -$22.14K | SELL | -11.91% | 33.27K | Oct 15 | View |
| Oct 15, 2008 | Steven F. O'Hara | VP - DIVISION MANAGER | -56.50K | $5.11 | -$288.73K | SELL | -77.15% | 16.73K | Oct 13 | View |
| Oct 10, 2008 | Peter Deutsch | DIRECTOR | 2.09K | $4.60 | $4.14K | BUY | 8.55% | 26.50K | Sep 30 - Oct 09 | View |
| Oct 06, 2008 | Jason Weiss | DIRECTOR | 10.00K | $5.00 | $50.00K | BUY | 1.11% | 914.78K | Oct 06 | View |
| Oct 06, 2008 | Nathan Leight | DIRECTOR | 4.00K | $5.32 | $21.26K | BUY | 10.00% | 44.00K | Oct 02 | View |
| Oct 01, 2008 | Nathan Leight | DIRECTOR | 3.00K | $5.92 | $17.76K | BUY | 0.22% | 1.37M | Sep 29 | View |
| Sep 15, 2008 | Douglas B Mackie | PRESIDENT & CEO | -4.50K | $6.62 | -$29.79K | SELL | -11.76% | 33.77K | Sep 15 | View |
| Aug 18, 2008 | Deborah A Wensel | SENIOR VP & CFO | -8.00K | $7.53 | -$60.24K | SELL | -7.72% | 95.61K | Aug 14 | View |
| Aug 18, 2008 | Douglas B Mackie | PRESIDENT & CEO | -7.50K | $7.66 | -$38.30K | SELL | -17.96% | 34.27K | Jul 08 - Aug 15 | View |
| Aug 11, 2008 | Deborah A Wensel | SENIOR VP & CFO | -8.00K | $6.75 | -$54.00K | SELL | -7.17% | 103.61K | Aug 07 | View |
| Jul 17, 2008 | Douglas B Mackie | PRESIDENT & CEO | -5.00K | $5.83 | -$29.15K | SELL | -12.57% | 34.77K | Jul 15 | View |
| Jul 01, 2008 | Deborah A Wensel | SENIOR VP & CFO | -8.00K | $6.25 | -$50.00K | SELL | -6.69% | 111.61K | Jun 30 | View |
| Jun 16, 2008 | Douglas B Mackie | PRESIDENT & CEO | -5.00K | $5.92 | -$29.60K | SELL | -12.42% | 35.27K | Jun 16 | View |
| May 19, 2008 | Douglas B Mackie | PRESIDENT & CEO | -5.00K | $5.51 | -$27.55K | SELL | -12.26% | 35.77K | May 15 | View |
| Dec 07, 2007 | Deborah A Wensel | SENIOR VP AND CFO | -10.00K | $8.90 | -$89.00K | SELL | -8.26% | 111.02K | Dec 05 | View |
| Dec 04, 2007 | Douglas B Mackie | PRESIDENT AND CEO | -20.00K | $8.69 | -$173.80K | SELL | -5.20% | 364.94K | Dec 03 | View |
| Nov 26, 2007 | Douglas B Mackie | PRESIDENT AND CEO | -5.00K | $8.46 | -$42.30K | SELL | -1.28% | 384.94K | Nov 21 | View |
| Nov 15, 2007 | Douglas B Mackie | PRESIDENT AND CEO | -19.52K | $8.50 | -$165.94K | SELL | -4.77% | 389.94K | Nov 14 | View |
| Nov 15, 2007 | Douglas B Mackie | PRESIDENT AND CEO | -478.00 | $8.50 | -$4.06K | SELL | -0.12% | 409.47K | Nov 12 | View |
| Nov 13, 2007 | Deborah A Wensel | SENIOR VP AND CFO | -10.00K | $8.50 | -$85.00K | SELL | -7.63% | 121.02K | Nov 09 | View |
| Aug 03, 2007 | Thomas S Souleles | DIRECTOR | -12.46M | $7.05 | -$87.84M | SELL | -46.65% | 14.25M | Aug 01 | View |
| Aug 03, 2007 | Douglas C Grissom | DIRECTOR | -12.46M | $7.05 | -$87.84M | SELL | -46.65% | 14.25M | Aug 01 | View |
| Aug 03, 2007 | MADISON DEARBORN CAPITAL PARTNERS IV LPMADISON DEARBORN PARTNERS IV LPMADISON DEARBORN PARTNERS LLC | 10% OWNER | -12.46M | $7.05 | -$87.84M | SELL | -46.65% | 14.25M | Aug 01 | View |
| Aug 03, 2007 | Jason Weiss | DIRECTOR | -600.00K | $7.05 | -$4.23M | SELL | -55.75% | 476.28K | Aug 01 | View |
| Aug 03, 2007 | Douglas B Mackie | PRESIDENT AND CEO | -10.50K | $7.05 | -$74.03K | SELL | -2.49% | 410.85K | Aug 01 | View |
| Aug 03, 2007 | Deborah A Wensel | SENIOR VP AND CFO | -60.00K | $7.05 | -$423.00K | SELL | -31.41% | 131.02K | Aug 01 | View |
| Aug 03, 2007 | J. Christopher Gillespie | V.P. - INTERNATIONAL OPERATION | -5.00K | $7.05 | -$35.25K | SELL | -12.17% | 36.09K | Aug 01 | View |
| Aug 03, 2007 | William F Pagendarm | V.P. - DIVISION MANAGER | -23.00K | $7.05 | -$162.15K | SELL | -32.57% | 47.63K | Aug 01 | View |
| Aug 03, 2007 | Richard M Lowry | EXECUTIVE VP AND COO | -85.00K | $7.05 | -$599.25K | SELL | -16.89% | 418.21K | Aug 01 | View |
| Jul 25, 2007 | Hound Partners LLCHound Performance LLCJONATHAN AUERBACH | 10% OWNER | 4.25M | $5.00 | $21.23M | BUY | ∞ | 2.64M | Jul 20 | View |
| Jul 20, 2007 | Steven W Becker | PLANT EQUIP MGR AND CME | -15.00K | $8.97 | -$134.52K | SELL | -33.48% | 29.80K | Jul 16 | View |
| Jul 17, 2007 | J. Christopher Gillespie | VP - INTERNATIONAL OPERATIONS | -5.00K | $8.90 | -$44.52K | SELL | -10.85% | 41.09K | Jul 13 | View |
| Jul 16, 2007 | Bradley T.J. Hansen | V.P. - DIVISION MANAGER | -10.00K | $8.89 | -$88.93K | SELL | -16.10% | 52.13K | Jul 12 - Jul 13 | View |
| Jul 12, 2007 | Bradley T.J. Hansen | VICE PRESIDENT - DIVISION MGR | -8.50K | $8.86 | -$75.27K | SELL | -12.04% | 62.13K | Jul 10 - Jul 11 | View |
| Apr 02, 2007 | John F Karas | V.P & CHIEF ESTIMATOR | -13.77K | $6.75 | -$92.95K | SELL | -30.89% | 30.80K | Mar 30 | View |
| Mar 29, 2007 | John F Karas | VICE PRES. - CHIEF ESTIMATOR | -230.00 | $6.75 | -$1.55K | SELL | -0.51% | 44.57K | Mar 27 - Mar 28 | View |
| Jan 03, 2007 | J. Christopher Gillespie | V.P. INTERNATIONAL OPERATION | 90.00 | $6.50 | $585.00 | BUY | 0.20% | 44.43K | Dec 27 | View |
FAQ
Q
Is insider trading legal?
A
Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.
Q
What are some examples of market manipulation?
A
Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.
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