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 3, 2026Jun 5 10:39 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
6.683186.16(D)

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May 25, 2026May 27 10:41 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
7.362311.047(D)

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May 25, 2026May 27 10:41 PMIrving TanDirector, Chief Executive Officer
Option Exercise
30.33882.273(D)

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May 25, 2026May 27 10:41 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
8.666236.449(D)

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May 25, 2026May 27 10:41 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
7.362192.844(D)

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May 21, 2026May 22 11:24 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
10.589318.409(D)

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May 20, 2026May 22 11:24 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
3.63328.998(D)

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May 21, 2026May 22 11:23 PMIrving TanDirector, Chief Executive Officer
Option Exercise
23.681912.604(D)

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May 20, 2026May 22 11:23 PMIrving TanDirector, Chief Executive Officer
Option Exercise
12.56936.284(D)

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May 20, 2026May 22 11:23 PMKris SennesaelChief Financial Officer
Option Exercise
141.653436.436(D)

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May 21, 2026May 22 11:23 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
5.259245.116(D)

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May 20, 2026May 22 11:23 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
4.497250.374(D)

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May 21, 2026May 22 11:23 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
4.501200.206(D)

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May 20, 2026May 22 11:23 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
5.432204.706(D)

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Apr 20, 2026Apr 22 11:28 PMCynthia L TregillisChief Legal Officer & Corp Sec
Option Exercise
12.492332.628(D)

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Apr 20, 2026Apr 22 11:27 PMVidyadhara K GubbiChief of Global Operations
Option Exercise
34.812254.872(D)

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Mar 20, 2026Mar 24 10:17 PMIrving TanDirector, Chief Executive Officer
Option Exercise
49.344948.844(D)

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Mar 20, 2026Mar 24 9:53 PMBrian Scott DavisChief Sales & Mrktng Officer
Option Exercise
7.287210.138(D)

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Mar 18, 2026Mar 19 10:45 PMCynthia L TregillisChief Legal Officer & Corp Sec
Grant/Award
40.707345.12(D)

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Mar 18, 2026Mar 19 10:44 PMIrving TanDirector, Chief Executive Officer
Grant/Award
122.575998.188(D)

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