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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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)

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →