Matthew E. Massengill, a director at Western Digital Corp ($WDC), sold shares on the open market 11 times over the last year, totaling about $9.6 million. His most recent sale occurred on February 5, 2026. These sales rank him 1,163rd among 11,678 individual insiders in our database by total value sold, above the average of $8.6 million across about 6.4 transactions per insider. Massengill made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 18, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Dividend Equivalent Rights | 12 | $0.00 | 104.7371 | 381,000,000 | 12.80% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 400 | $268.06 | 29,397.0000 | 381,000,000 | 1.34% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 4915 | $259.59 | 47,397.0000 | 381,000,000 | 9.40% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 5987 | $260.57 | 41,410.0000 | 381,000,000 | 12.63% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 3597 | $261.71 | 37,813.0000 | 381,000,000 | 8.69% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 2300 | $262.77 | 35,513.0000 | 381,000,000 | 6.08% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 2600 | $264.01 | 32,913.0000 | 381,000,000 | 7.32% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 2200 | $264.99 | 30,713.0000 | 381,000,000 | 6.68% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 916 | $265.92 | 29,797.0000 | 381,000,000 | 2.98% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 2600 | $256.63 | 63,723.0000 | 381,000,000 | 3.92% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 4411 | $257.69 | 59,312.0000 | 381,000,000 | 6.92% | 0.00% |
| Feb. 5, 2026 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | S | Common Stock | 7000 | $258.67 | 52,312.0000 | 381,000,000 | 11.80% | 0.00% |
| Dec. 18, 2025 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Dividend Equivalent Rights | 21 | $0.00 | 92.8522 | 376,000,000 | 28.67% | 0.00% |
| Nov. 20, 2025 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Common Stock | 1585 | $0.00 | 66,323.0000 | 376,000,000 | 2.45% | 0.00% |
| Sept. 18, 2025 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Dividend Equivalent Rights | 26 | $0.00 | 72.1612 | 359,000,000 | 56.39% | 0.00% |
| June 18, 2025 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Dividend Equivalent Rights | 46 | $0.00 | 46.1430 | 357,000,000 | 9999.99% | 0.00% |
| March 3, 2025 | Sandisk Corp | $SNDK | MASSENGILL MATTHEW E | Director | A | Common Stock | 4840 | $0.00 | 17,314.0000 | 145,000,000 | 38.80% | 0.00% |
| Nov. 20, 2024 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Common Stock | 4542 | $0.00 | 56,230.0000 | 357,000,000 | 8.79% | 0.00% |
| Nov. 15, 2023 | WESTERN DIGITAL CORP | $WDC | MASSENGILL MATTHEW E | Director | A | Common Stock | 6300 | $0.00 | 51,688.0000 | 318,000,000 | 13.88% | 0.00% |