MASSENGILL MATTHEW E
SEC insider (Form 3/4/5 filer). CIK 0001232826. Director at WESTERN DIGITAL CORP (WDC) and 1 other issuer. 20 reported Form 4/5 transactions since Sep 2024; latest on Sep 17, 2026. Located in SAN JOSE, CA.
Companies MASSENGILL MATTHEW E has filed insider reports for
- WESTERN DIGITAL CORP (WDC): Director
- Sandisk Corp (SNDK): Director
MASSENGILL MATTHEW E
CIK: 0001232826
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (20 total)
- Sep 17, 2026WDC
WESTERN DIGITAL CORP
AwardDirectDividend Equivalent Rights
10 shares- - Jun 17, 2026WDC
WESTERN DIGITAL CORP
AwardDirectDividend Equivalent Rights
6 shares- - Mar 18, 2026WDC
WESTERN DIGITAL CORP
AwardDirectDividend Equivalent Rights
12 shares- - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect7K shares at avg. $258.67$1.8M - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect4.9K shares at avg. $259.59$1.3M - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect6K shares at avg. $260.57$1.6M - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect2.3K shares at avg. $262.77$604K - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect2.6K shares at avg. $264.01$686K - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect2.2K shares at avg. $264.99$583K - Feb 5, 2026WDC
WESTERN DIGITAL CORP
SaleIndirect916 shares at avg. $265.92$244K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 17, 2026 |  WDC WESTERN DIGITAL CORP | Award Dividend Equivalent Rights | 10 | - | - | Direct |
| Jun 17, 2026 | WDC WESTERN DIGITAL CORP | Award Dividend Equivalent Rights | 6 | - | - | Direct |
| Mar 18, 2026 | WDC WESTERN DIGITAL CORP | Award Dividend Equivalent Rights | 12 | - | - | Direct |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 7,000 | $258.67 | $1,810,703 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 4,915 | $259.59 | $1,275,896 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 5,987 | $260.57 | $1,560,037 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 2,300 | $262.77 | $604,366 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 2,600 | $264.01 | $686,429 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 2,200 | $264.99 | $582,980 | Indirect |
| Feb 5, 2026 | WDC WESTERN DIGITAL CORP | Sale | 916 | $265.92 | $243,580 | Indirect |
1-10 of 20 transactions