Form 4 Tracker
WESTERN DIGITAL CORP
WDC

74 insider filings · Latest: Jun 17, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Sep 4, 2025Sep 4 8:06 PMVIDYADHARA K GUBBI
Proposed Sale
11,343$90.29$1.0M

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Aug 28, 2025Aug 28 8:01 PMGENE M ZAMISKA
Proposed Sale
353$80.90$28.6K

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Aug 26, 2025Aug 26 8:05 PMGENE M ZAMISKA
Proposed Sale
814$79.10$64.4K

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Aug 22, 2025Aug 22 8:02 PMCYNTHIA LOCK TREGILLIS
Proposed Sale
14,067$74.78$1.1M

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Aug 22, 2025Aug 22 8:02 PMGENE M ZAMISKA
Proposed Sale
1,828$74.78$136.7K

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Aug 21, 2025Aug 21 8:06 PMGENE M ZAMISKA
Proposed Sale
3,160$75.68$239.1K

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Aug 19, 2025Aug 19 8:18 PMIRVING TAN
Proposed Sale
8,621$75.90$654.3K

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Aug 13, 2025Aug 13 8:05 PMVIDYADHARA K GUBBI
Proposed Sale
5,597$76.26$426.8K

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Aug 11, 2025Aug 11 8:28 PMVIDYADHARA K GUBBI
Proposed Sale
3,947$74.88$295.5K

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Jun 17, 2025Jun 17 8:02 PMGENE M ZAMISKA
Proposed Sale
245$58.01$14.2K

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Jun 5, 2025Jun 5 8:15 PMGENE M ZAMISKA
Proposed Sale
1,729$54.88$94.9K

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May 13, 2025May 13 8:02 PMIRVING TAN
Proposed Sale
11,379$48.19$548.4K

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Mar 12, 2025Mar 12 8:01 PMGENE M ZAMISKA
Proposed Sale
456$43.37$19.8K

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Mar 7, 2025Mar 7 10:06 PMGENE M ZAMISKA
Proposed Sale
1,659$41.36$68.6K

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Nov 29, 2024Nov 29 6:27 PMGENE M ZAMISKA
Proposed Sale
313$72.63$22.7K

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Nov 26, 2024Nov 26 9:10 PMGENE M ZAMISKA
Proposed Sale
658$69.99$46.1K

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Nov 21, 2024Nov 21 9:05 PMGENE M ZAMISKA
Proposed Sale
376$64.47$24.2K

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Oct 29, 2024Oct 29 9:14 PMSODERBERY ROBERT
Proposed Sale
30,767$68.01$2.1M

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Oct 28, 2024Oct 28 9:14 PMZamiska Gene M.
Proposed Sale
1,993$69.94$139.4K

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Oct 25, 2024Oct 25 8:12 PMDAVID GOECKELER
Proposed Sale
75,000$72.59$5.4M

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 25, 2026Feb 27 9:57 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
6.562215.075(D)

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Feb 21, 2026Feb 24 10:44 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
9.44334.788(D)

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Feb 20, 2026Feb 24 10:44 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
3.234344.228(D)

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Feb 21, 2026Feb 24 10:44 PMIrving TanDirector, Chief Executive Officer
Option Exercise
21.096995.499(D)

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Feb 20, 2026Feb 24 10:44 PMIrving TanDirector, Chief Executive Officer
Option Exercise
11.191,016.595(D)

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Feb 21, 2026Feb 24 10:43 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
4.688310.376(D)

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Feb 20, 2026Feb 24 10:43 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
4.003315.064(D)

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Feb 21, 2026Feb 24 10:43 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
4.01221.637(D)

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Feb 20, 2026Feb 24 10:43 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
4.836225.647(D)

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Jan 20, 2026Jan 21 10:14 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
11.133347.462(D)

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