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Home/Companies/GREAT LAKES DREDGE & DOCK CO

GREAT LAKES DREDGE & DOCK CO

115 insider trades tracked

GLDD
Insider trades
115
Bought (open market)
$0
Sold (open market)
$846K
Acquired (grants)
$6K
Unique insiders
13

12-month activity

Monthly insider buy vs sell totals for GREAT LAKES DREDGE & DOCK CO.

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$00
December 2025$0$159K8
January 2026$0$02
February 2026$0$09
March 2026$0$050
April 2026$0$023
May 2026$0$00
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$00

Recent insider trades

Most recent Form 4 filings for GREAT LAKES DREDGE & DOCK CO.

  • Schiffer Viviennetraded144,817 shares ofGLDDApr 1Details
  • Schiffer Viviennegranted28,945 shares ofGLDDApr 1Details
  • Petterson Lassetraded1,568,290.29 shares ofGLDDApr 1Details
  • Petterson Lassegranted

Insiders at this company

Executives and directors who have filed Form 4s.

  • JOHANSON DAVID17 trades
  • GUNSTEN CHRISTOPHER14 trades
  • Kornblau Scott Lee10 trades
  • BEYKO ELENI10 trades
  • HANSON WILLIAM H10 trades
  • Petterson Lasse9 trades
  • Schiffer Vivienne9 trades
  • BAYER RYAN8 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
206,445 shares of
GLDD
Apr 1Details
  • Kornblau Scott Leetraded244,126.24 shares ofGLDDApr 1Details
  • Kornblau Scott Leegranted90,518 shares ofGLDDApr 1Details
  • JOHANSON DAVIDtraded191,597.516 shares ofGLDDApr 1Details
  • JOHANSON DAVIDgranted71,860 shares ofGLDDApr 1Details
  • HANSON WILLIAM Htraded90,852.743 shares ofGLDDApr 1Details
  • HANSON WILLIAM Hgranted13,631 shares ofGLDDApr 1Details
  • GUNSTEN CHRISTOPHERtraded182,496 shares ofGLDDApr 1Details
  • GUNSTEN CHRISTOPHERgranted71,860 shares ofGLDDApr 1Details
  • BEYKO ELENItraded151,312 shares ofGLDDApr 1Details
  • BEYKO ELENIgranted25,505 shares ofGLDDApr 1Details
  • BAYER RYANtraded37,380 shares ofGLDDApr 1Details
  • BAYER RYANgranted5,607 shares ofGLDDApr 1Details
  • Steger Ronaldtraded45,068 shares ofGLDDApr 1Details
  • Steger Ronaldtraded20,404 shares ofGLDDApr 1Details
  • Shipp Earl Ltraded42,619 shares ofGLDDApr 1Details
  • Armstrong Dana Atraded8,436 shares ofGLDDApr 1Details
  • Shanahan Kathleen Mtraded76,375 shares ofGLDDApr 1Details
  • DICKERSON LAWRENCE Rtraded76,962 shares ofGLDDApr 1Details
  • DICKERSON LAWRENCE Rtraded86,217 shares ofGLDDApr 1Details
  • Steger Ronaldgranted1,625 shares ofGLDDat $0Mar 31 · filed Apr 1Details
  • Shanahan Kathleen Mtraded10,336 shares ofGLDDMar 31 · filed Apr 1Details
  • Shanahan Kathleen Mgranted1,485 shares ofGLDDat $0Mar 31 · filed Apr 1Details
  • DICKERSON LAWRENCE Rgranted2,938 shares ofGLDDat $0Mar 31 · filed Apr 1Details
  • JOHANSON DAVIDgranted521.257 shares ofGLDDat $10.821$6KMar 25 · filed Apr 1Details
  • Schiffer Viviennetax-withheld2,546 shares ofGLDDat $16.93$43KMar 16 · filed Mar 18Details
  • Schiffer Viviennegranted10,454 shares ofGLDDMar 16 · filed Mar 18Details
  • View all trades for GLDD →
    Shanahan Kathleen M
    8 trades
  • DICKERSON LAWRENCE R6 trades
  • Steger Ronald6 trades
  • Armstrong Dana A4 trades
  • Shipp Earl L4 trades