Form 4 Tracker
Irving Tan

Director, Chief Executive Officer · 15 filings · Latest: Sep 17, 2026

WESTERN DIGITAL CORP
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
WDC
Irving TanDirector, Chief Executive OfficerSep 20, 2026
Option Exercise
$0.0056.762—266,703.762
WDC
Irving TanDirector, Chief Executive OfficerAug 26, 2026
Option Exercise
$0.0042—382,461
WDC
Irving TanDirector, Chief Executive OfficerAug 25, 2026
Option Exercise
$0.0032—366,347
WDC
Irving TanDirector, Chief Executive OfficerAug 21, 2026
Option Exercise
$0.0025—575,860
WDC
Irving TanDirector, Chief Executive OfficerAug 20, 2026
Option Exercise
$0.0013—575,979
WDC
Irving TanDirector, Chief Executive OfficerAug 11, 2026
Sale
$444.9720,000$8.9M575,966
WDC
IRVING TAN—Aug 11, 2026
Proposed Sale
$444.9720,000$8.9M—
WDC
Irving TanDirector, Chief Executive OfficerJun 20, 2026
Option Exercise
$0.0052—597,056
WDC
Irving TanDirector, Chief Executive OfficerMay 25, 2026
Option Exercise
$0.0030—597,483
WDC
Irving TanDirector, Chief Executive OfficerMay 21, 2026
Option Exercise
$0.0023—598,040
WDC
Irving TanDirector, Chief Executive OfficerMay 20, 2026
Option Exercise
$0.0012—598,162
WDC
Irving TanDirector, Chief Executive OfficerMay 1, 2026
Sale
$411.8420,000$8.2M598,150
WDC
IRVING TAN—May 1, 2026
Proposed Sale
$411.8420,000$8.2M—
WDC
Irving TanDirector, Chief Executive OfficerMar 20, 2026
Option Exercise
$0.0049—619,192
WDC
Irving TanDirector, Chief Executive OfficerMar 3, 2026
Option Exercise
$0.0092—622,655
WDC
Irving TanDirector, Chief Executive OfficerFeb 25, 2026
Option Exercise
$0.0027—622,988
WDC
Irving TanDirector, Chief Executive OfficerFeb 21, 2026
Option Exercise
$0.0021—623,484
WDC
Irving TanDirector, Chief Executive OfficerFeb 20, 2026
Option Exercise
$0.0011—623,597
WDC
Irving TanDirector, Chief Executive OfficerFeb 2, 2026
Sale
$255.4420,000$5.1M623,586
WDC
IRVING TAN—Feb 2, 2026
Proposed Sale
$255.4420,000$5.1M—

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