Insiders / Schiffer Vivienne

Schiffer Vivienne

CIK 1835547personinsider
Companies
1
First seen
Feb 25, 2026
Last activity
Apr 1, 2026

Companies

CompanyRoleShares heldPeak heldTradesLatest
Great Lakes Dredge & Dock Corp · GLDDExecutive0144,81710

Activity

InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
Mar 16, 2026OtherGLDD
Great Lakes Dredge & Dock Corp
Common Stock
$58.6K-3K
-3.05%
110,022
0.16% of shares
low
Mar 16, 2026OtherGLDD
Great Lakes Dredge & Dock Corp
Common Stock
$43.1K-3K
-2.15%
115,872
0.17% of shares
low
Mar 16, 2026OtherGLDD
Great Lakes Dredge & Dock Corp
Common Stock
$34.9K-2K
-2.03%
99,270
0.15% of shares
low
Mar 16, 2026OtherGLDD
Great Lakes Dredge & Dock Corp
Common Stock
$34.8K-2K
-1.87%
107,964
0.16% of shares
low
Apr 1, 2026GrantGLDD
Great Lakes Dredge & Dock Corp
Common Stock
+29K
+24.98%
144,817
0.22% of shares
low
Mar 16, 2026GrantGLDD
Great Lakes Dredge & Dock Corp
Common Stock
+10K
+9.68%
118,418
0.18% of shares
low
Mar 16, 2026GrantGLDD
Great Lakes Dredge & Dock Corp
Common Stock
+14K
+14.32%
113,483
0.17% of shares
low
Feb 23, 2026GrantGLDD
Great Lakes Dredge & Dock Corp
Common Stock
+19K
+23.30%
101,330
0.15% of shares
low
May 8, 2025GrantGLDD
Great Lakes Dredge & Dock Corp
Common Stock
+18K
+28.12%
82,181
0.12% of shares
low