Form 4 Tracker
Luc Seraphin

Director, President and CEO · 3 filings · Latest: Apr 1, 2026

RAMBUS INC
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
RMBS
Luc SeraphinDirector, President and CEOApr 2, 2026
Sale
$86.655,426$470.2K345,767
RMBS
LUC SERAPHIN—Apr 2, 2026
Proposed Sale
$86.655,426$470.2K—
RMBS
Luc SeraphinDirector, President and CEOMar 2, 2026
Sale
$98.6339,914$3.9M331,070
RMBS
LUC SERAPHIN—Mar 2, 2026
Proposed Sale
$98.6339,914$3.9M—
RMBS
LUC SERAPHIN—Apr 23, 2025
Proposed Sale
$46.976,348$298.2K—
RMBS
LUC SERAPHIN—Apr 22, 2025
Proposed Sale
$45.001,255$56.5K—
RMBS
LUC SERAPHIN—Apr 15, 2025
Proposed Sale
$47.7910,000$477.9K—
RMBS
LUC SERAPHIN—Apr 8, 2025
Proposed Sale
$46.8110,000$468.1K—
RMBS
LUC SERAPHIN—Apr 1, 2025
Proposed Sale
$50.8810,000$508.8K—
RMBS
LUC SERAPHIN—Mar 25, 2025
Proposed Sale
$58.6410,000$586.4K—
RMBS
LUC SERAPHIN—Mar 18, 2025
Proposed Sale
$53.7910,000$537.9K—