SEC Form 4 insider trading filings tracked in real time from EDGAR

Great Lakes Dredge & Dock CORP (GLDD) — Insider Trading

Insider trading activity for Great Lakes Dredge & Dock CORP sourced from SEC EDGAR Form 4 filings.

Overview

  • Total insider trades: 9
  • Last trade date: Mar 25, 2026
  • Ticker: GLDD

Top Insiders

  • Schiffer Vivienne (SVP, CLO, CCO & Corp Secretary) — 1 trades, buy: $0, sell: $0
  • BAYER RYAN (VP & CAO) — 1 trades, buy: $0, sell: $0
  • HANSON WILLIAM H (SVP, Market Development) — 1 trades, buy: $0, sell: $0
  • JOHANSON DAVID (SVP-Project Acquisition & Ops) — 1 trades, buy: $0, sell: $0
  • GUNSTEN CHRISTOPHER (SVP-Proj Svcs & Fleet Engineer) — 1 trades, buy: $0, sell: $0

Recent Trades

DateInsiderTicker / Company TypeSharesValue
May 8, 2025 Schiffer Vivienne GLDD Great Lakes Dredge & Dock CORP BUY 18,035 N/A
May 8, 2025 Petterson Lasse GLDD Great Lakes Dredge & Dock CORP BUY 125,145 N/A
May 8, 2025 Kornblau Scott Lee GLDD Great Lakes Dredge & Dock CORP BUY 25,058 N/A
May 8, 2025 GUNSTEN CHRISTOPHER GLDD Great Lakes Dredge & Dock CORP BUY 13,179 N/A
May 8, 2025 JOHANSON DAVID GLDD Great Lakes Dredge & Dock CORP BUY 13,179 N/A
May 8, 2025 HANSON WILLIAM H GLDD Great Lakes Dredge & Dock CORP BUY 8,237 N/A
May 8, 2025 BEYKO ELENI GLDD Great Lakes Dredge & Dock CORP BUY 15,376 N/A
May 8, 2025 BAYER RYAN GLDD Great Lakes Dredge & Dock CORP BUY 10,126 N/A
Dec 31, 2025 BEYKO ELENI GLDD Great Lakes Dredge & Dock CORP OTHER 8,088 $106K

← All companies · Full trades feed