David Johanson

Companies

• Great Lakes Dredge & Dock CORPSVP-Project Acquisition & Ops Aug 2, 2022 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• GLGreat Lakes Dredge & Dock CORP0 shares²Apr 1, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Apr 1, 2026U 191,598 shares of Great Lakes Dredge & Dock CORP²
• Apr 1, 2026Granted 71,860 shares of Great Lakes Dredge & Dock CORP²
• Mar 25, 2026Granted 521 shares at $10.82 of Great Lakes Dredge & Dock CORP²
• Mar 16, 2026Shares withheld for tax 2,057 shares at $16.93 of Great Lakes Dredge & Dock CORP³
• Mar 16, 2026Granted 8,444 shares of Great Lakes Dredge & Dock CORP³
• Mar 16, 2026Shares withheld for tax 1,029 shares at $16.93 of Great Lakes Dredge & Dock CORP³
• Mar 16, 2026Shares withheld for tax 3,080 shares at $16.93 of Great Lakes Dredge & Dock CORP³
• Mar 16, 2026Granted 12,646 shares of Great Lakes Dredge & Dock CORP³
• Mar 16, 2026Shares withheld for tax 1,659 shares at $16.93 of Great Lakes Dredge & Dock CORP³
• Feb 23, 2026Granted 13,988 shares of Great Lakes Dredge & Dock CORP⁴
• Dec 10, 2025Sold 2,100 shares at $13.96 of Great Lakes Dredge & Dock CORP⁵
• Dec 3, 2025Sold 10,000 shares at $13.02 of Great Lakes Dredge & Dock CORP⁶
• May 8, 2025Granted 13,179 shares of Great Lakes Dredge & Dock CORP⁷
• May 8, 2025Granted 13,179 shares of Great Lakes Dredge & Dock CORP⁸
• May 5, 2025Shares withheld for tax 98 shares at $9.54 of Great Lakes Dredge & Dock CORP⁹
• May 5, 2025Shares withheld for tax 63 shares at $9.54 of Great Lakes Dredge & Dock CORP⁹
• May 5, 2025Shares withheld for tax 117 shares at $9.54 of Great Lakes Dredge & Dock CORP⁹
• May 5, 2025Shares withheld for tax 547 shares at $9.54 of Great Lakes Dredge & Dock CORP⁹
• Mar 17, 2025Shares withheld for tax 2,046 shares at $8.70 of Great Lakes Dredge & Dock CORP¹⁰
• Mar 17, 2025Granted 8,402 shares of Great Lakes Dredge & Dock CORP¹⁰
• Mar 17, 2025Shares withheld for tax 1,029 shares at $8.70 of Great Lakes Dredge & Dock CORP¹⁰
• Mar 17, 2025Shares withheld for tax 3,043 shares at $8.70 of Great Lakes Dredge & Dock CORP¹⁰
• Mar 17, 2025Granted 12,495 shares of Great Lakes Dredge & Dock CORP¹⁰
• Mar 17, 2025Shares withheld for tax 1,658 shares at $8.70 of Great Lakes Dredge & Dock CORP¹⁰
• May 6, 2024Shares withheld for tax 645 shares at $7.04 of Great Lakes Dredge & Dock CORP¹¹