Form 4 Tracker
WESTERN DIGITAL CORP
WDC

74 insider filings · Latest: Jun 17, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Sep 26, 2024Sep 26 8:01 PMDAVID GOECKELER
Proposed Sale
75,000$70.32$5.3M

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Sep 4, 2024Sep 4 8:07 PMGENE M ZAMISKA
Proposed Sale
2,169$61.96$134.4K

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Aug 29, 2024Aug 29 8:17 PMGENE M ZAMISKA
Proposed Sale
315$63.32$19.9K

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Aug 27, 2024Aug 27 8:04 PMGENE M ZAMISKA
Proposed Sale
2,900$61.48$178.3K

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Page 5 of 5

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 17, 2026Jun 23 1:16 AMCynthia L TregillisChief Legal Officer & Corp Sec
Grant/Award
18.638323.001(D)

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Jun 20, 2026Jun 23 1:16 AMIrving TanDirector, Chief Executive Officer
Option Exercise
52.111886.663(D)

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Jun 17, 2026Jun 23 1:16 AMIrving TanDirector, Chief Executive Officer
Grant/Award
56.501938.774(D)

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Jun 17, 2026Jun 23 1:16 AMStephanie A StreeterDirector
Grant/Award
0.3342.117(D)

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Jun 17, 2026Jun 23 1:16 AMAhmed Mohammed ShihabChief Product Officer
Option Exercise
51.896398.95(D)

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Jun 17, 2026Jun 23 1:16 AMAhmed Mohammed ShihabChief Product Officer
Grant/Award
27.918426.868(D)

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Jun 17, 2026Jun 23 1:16 AMKris SennesaelChief Financial Officer
Grant/Award
27.768464.204(D)

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Jun 17, 2026Jun 23 1:16 AMRoxanne OulmanDirector
Grant/Award
0.3342.117(D)

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Jun 17, 2026Jun 23 1:16 AMMatthew E MassengillDirector
Grant/Award
6.109110.846(D)

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Jun 17, 2026Jun 23 1:16 AMBruce E KiddooDirector
Grant/Award
0.3342.117(D)

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Jun 17, 2026Jun 23 1:15 AMVidyadhara K GubbiChief of Global Operations
Grant/Award
14.079237.161(D)

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Jun 17, 2026Jun 23 1:15 AMBrad FellerSVP & Chief Accounting Officer
Grant/Award
2.08913.23(D)

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Jun 17, 2026Jun 23 1:15 AMTunc DolucaDirector
Grant/Award
0.3342.117(D)

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Jun 20, 2026Jun 23 1:15 AMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
7.695190.16(D)

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Jun 17, 2026Jun 23 1:15 AMBrian Scott DavisChief Sales & Mrktng Officer
Grant/Award
11.695197.856(D)

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Jun 17, 2026Jun 23 1:15 AMManuvir DasDirector
Grant/Award
0.1630.163(D)

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Jun 17, 2026Jun 23 1:15 AMMartin I ColeDirector
Grant/Award
0.4042.557(D)

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Jun 17, 2026Jun 23 1:15 AMKimberly AlexyDirector
Grant/Award
0.3342.117(D)

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Jun 3, 2026Jun 5 10:58 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
6.683304.364(D)

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Jun 3, 2026Jun 5 10:39 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
13.367223.083(D)

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