About this data
What it is
When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
Who files it
The insider, usually through the company, within two business days of the trade.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.

All of this comes from public filings.

Open-market trades per day, last 30 days

05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0
05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0

Purchases Sales

By trade date. Insiders have two business days to file, so the most recent days fill in later.

Latest open-market insider trades

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Showing: ticker WDC

Latest open-market insider trades
TradedInsiderCompanyTypeSharesPriceValueFiling
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale43$401.47$17.3K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale88$400.33$35.2K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale303$399.36$121.0K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale723$398.45$288.1K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale584$397.48$232.1K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale317$396.31$125.6K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale209$395.30$82.6K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale243$394.41$95.8K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale494$393.22$194.3K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale407$392.42$159.7K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale385$391.05$150.6K SaleForm 4 ↗
Oct 29, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale204$390.04$79.6K SaleForm 4 ↗
Oct 21, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale807$380.00$306.7K SaleForm 4 ↗
Sep 4, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale432$451.20$194.9K SaleForm 4 ↗
Sep 4, 2026Vidyadhara K. Gubbi
Chief of Global Operations
WDC
Western Digital Corporation
Sale1,795$459.87$825.5K SaleForm 4 ↗
Sep 1, 2026Stephanie A. Streeter
Director
WDC
Western Digital Corporation
Sale1,600$455.00$728.0K SaleForm 4 ↗
Aug 31, 2026Stephanie A. Streeter
Director
WDC
Western Digital Corporation
Sale2,000$448.58$897.2K SaleForm 4 ↗
Aug 31, 2026Stephanie A. Streeter
Director
WDC
Western Digital Corporation
Sale2,000$447.06$894.1K SaleForm 4 ↗
Aug 27, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale1,007$478.36$481.7K SaleForm 4 ↗
Aug 26, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale476$450.78$214.6K SaleForm 4 ↗
Aug 24, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale684$446.17$305.2K SaleForm 4 ↗
Aug 21, 2026Cynthia L. Tregillis
Chief Legal Officer & Corp Sec
WDC
Western Digital Corporation
Sale235$477.27$112.2K SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale1,546$447.18$691.3K SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale6,445$446.38$2.9M SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale4,822$445.45$2.1M SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale1,880$444.67$836.0K SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale1,840$443.35$815.8K SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale989$442.22$437.4K SaleForm 4 ↗
Aug 11, 2026Irving Tan
Chief Executive Officer, Director
WDC
Western Digital Corporation
Sale2,478$441.48$1.1M SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale32$465.12$14.9K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale160$462.30$74.0K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale199$461.23$91.8K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale248$459.97$114.1K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale529$458.96$242.8K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale328$457.45$150.0K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale312$456.52$142.4K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale304$455.55$138.5K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale128$454.44$58.2K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale144$453.27$65.3K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale106$452.12$47.9K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale70$451.30$31.6K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale39$449.42$17.5K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale41$448.46$18.4K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale32$447.10$14.3K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale32$444.51$14.2K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale32$442.47$14.2K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale96$440.96$42.3K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale64$439.38$28.1K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale118$438.08$51.7K SaleForm 4 ↗
Jul 28, 2026Martin I. Cole
Director
WDC
Western Digital Corporation
Sale154$436.89$67.3K SaleForm 4 ↗

The newest 50 items, most recent first. Every row links to its original filing. Updated Nov 15, 2026, 5:41 PM EST.

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