Form 4 Tracker
Matthew E Massengill

Director · 2 filings · Latest: Mar 18, 2026

WESTERN DIGITAL CORP
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
WDC
Matthew E MassengillDirectorFeb 5, 2026
Sale
$260.4336,926$9.6M0
WDC
MASSENGILL LIVING TRUSTFeb 5, 2026
Proposed Sale
$269.4136,926$9.9M
SNDK
MASSENGILL LIVING TRUSTFeb 2, 2026
Proposed Sale
$665.532,000$1.3M
SNDK
MASSENGILL LIVING TRUSTFeb 2, 2026
Proposed Sale
$665.532,000$1.3M
SNDK
MASSENGILL LIVING TRUSTJan 21, 2026
Proposed Sale
$492.292,000$984.6K
SNDK
MASSENGILL LIVING TRUSTJan 15, 2026
Proposed Sale
$421.461,000$421.5K
SNDK
MASSENGILL LIVINGJan 7, 2026
Proposed Sale
$346.922,000$693.8K
SNDK
MASSENGILL LIVING TRUSTJan 6, 2026
Proposed Sale
$338.432,816$953.0K
SNDK
MASSENGILL LIVING TRUSTNov 26, 2025
Proposed Sale
$217.262,340$508.4K
SNDK
MASSENGILL LIVING TRUSTNov 25, 2025
Proposed Sale
$223.751,500$335.6K
SNDK
MASSENGILL LIVING TRUSTNov 24, 2025
Proposed Sale
$225.221,000$225.2K