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Western Digital Corp.

Martin I Cole (Director) sells WDC shares

4WDCFiled Oct 30, 2026, 6:19 PM ET· Period Oct 29, 2026

AI-generated summary

Director Martin I Cole sold 4,000 shares of Common Stock directly for $1,581,881.43 at an average price of $395.47 per share. After these transactions, the insider directly held 17,433 shares. All sales were made pursuant to a Rule 10b5-1 trading plan adopted on March 5, 2026.

View original filing on SEC.gov (opens SEC EDGAR)

Key facts

Insider
Martin I Cole · Director

Rule 10b5-1 plan · adopted Mar 5, 2026

DateTransactionSharesPriceValueHeld afterOwnership
Oct 29, 2026S · open-market saleFootnotes F1, F2−204$390.04$79,568.2821,229Direct
Oct 29, 2026S · open-market saleFootnotes F1, F3−385$391.05$150,552.6320,844Direct
Oct 29, 2026S · open-market saleFootnotes F1, F4−407$392.42$159,714.1720,437Direct
Oct 29, 2026S · open-market saleFootnotes F1, F5−494$393.22$194,250.3319,943Direct
Oct 29, 2026S · open-market saleFootnotes F1, F6−243$394.41$95,841.5819,700Direct
Oct 29, 2026S · open-market saleFootnotes F1, F7−209$395.30$82,618.6019,491Direct
Oct 29, 2026S · open-market saleFootnotes F1, F8−317$396.31$125,631.4719,174Direct
Oct 29, 2026S · open-market saleFootnotes F1, F9−584$397.48$232,127.8518,590Direct
Oct 29, 2026S · open-market saleFootnotes F1, F10−723$398.45$288,079.2817,867Direct
Oct 29, 2026S · open-market saleFootnotes F1, F11−303$399.36$121,005.1417,564Direct
Oct 29, 2026S · open-market saleFootnotes F1, F12−88$400.33$35,228.9917,476Direct
Oct 29, 2026S · open-market saleFootnotes F1, F13−43$401.47$17,263.1017,433Direct
Footnotes
  1. F1 The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.
  2. F2 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $389.6074 to a high of $390.5492. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  3. F3 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $390.8463 to a high of $391.8300. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  4. F4 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $391.8473 to a high of $392.8400. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  5. F5 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $392.8499 to a high of $393.7911. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  6. F6 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $393.8700 to a high of $394.8682. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  7. F7 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $394.8900 to a high of $395.8721. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  8. F8 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $395.9300 to a high of $396.9100. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  9. F9 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $396.9333 to a high of $397.9274. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  10. F10 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $397.9343 to a high of $398.9000. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  11. F11 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $398.9400 to a high of $399.9200. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  12. F12 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $399.9563 to a high of $400.9500. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
  13. F13 Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $401.0000 to a high of $401.8100. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

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Not investment advice. Summaries can contain errors; the SEC filing is the official record.