Mackie Douglas B 4/A
4/A · Great Lakes Dredge & Dock CORP · Filed Feb 20, 2013
Insider Transaction Report
Form 4/AAmended
Mackie Douglas B
DirectorPresident & CEO
Transactions
- Sale
Common Stock
2013-02-15$10.06/sh−2,100$21,129→ 36,613 total - Sale
Common Stock
2013-02-19$10.01/sh−7,900$79,079→ 28,713 total
Footnotes (1)
- [F1]The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Mackie on November 8, 2012.