Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 401.47 | 43 | 17,263 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 400.33 | 88 | 35,229 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 399.36 | 303 | 121,005 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 398.45 | 723 | 288,079 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 397.48 | 584 | 232,128 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 396.31 | 317 | 125,631 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 395.30 | 209 | 82,619 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 394.41 | 243 | 95,842 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 393.22 | 494 | 194,250 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 392.42 | 407 | 159,714 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 391.05 | 385 | 150,553 | Form 4 |
| WDC | Cole Martin I | Director | 10/29/2026 | Verkauf | 390.04 | 204 | 79,568 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 10/21/2026 | Verkauf | 380.00 | 807 | 306,660 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 10/20/2026 | Steuer-Abgabe | 364.32 | 1,310 | 477,259 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 10/20/2026 | Optionsausübung | — | 14 | — | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 09/20/2026 | Steuer-Abgabe | 441.36 | 1,091 | 481,524 | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 09/20/2026 | Optionsausübung | — | 57 | — | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 09/20/2026 | Steuer-Abgabe | 441.36 | 963 | 425,030 | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 09/20/2026 | Optionsausübung | — | 8 | — | Form 4 |
| WDC | Shihab Ahmed Mohammed | Chief Product Officer | 09/17/2026 | Steuer-Abgabe | 423.87 | 5,150 | 2,182,931 | Form 4 |
| WDC | Shihab Ahmed Mohammed | Chief Product Officer | 09/17/2026 | Optionsausübung | — | 56 | — | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 09/04/2026 | Verkauf | 451.20 | 432 | 194,918 | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 09/04/2026 | Verkauf | 459.87 | 1,795 | 825,472 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 09/03/2026 | Steuer-Abgabe | 441.57 | 700 | 309,099 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 09/03/2026 | Optionsausübung | — | 7 | — | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 09/03/2026 | Steuer-Abgabe | 441.57 | 1,764 | 778,929 | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 09/03/2026 | Optionsausübung | — | 14 | — | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 09/03/2026 | Steuer-Abgabe | 441.57 | 882 | 389,465 | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 09/03/2026 | Optionsausübung | — | 7 | — | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 09/01/2026 | Schenkung | — | 112,500 | — | Form 4 |
| WDC | Streeter Stephanie A | Director | 09/01/2026 | Verkauf | 455.00 | 1,600 | 728,000 | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/31/2026 | J | — | 112,500 | — | Form 4 |
| WDC | Streeter Stephanie A | Director | 08/31/2026 | Verkauf | 448.58 | 2,000 | 897,160 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/27/2026 | Verkauf | 478.36 | 1,007 | 481,709 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/26/2026 | Steuer-Abgabe | 468.88 | 1,631 | 764,743 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/26/2026 | Optionsausübung | — | 9 | — | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/26/2026 | Verkauf | 450.78 | 476 | 214,571 | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/26/2026 | Steuer-Abgabe | 468.88 | 3,314 | 1,553,868 | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/26/2026 | Optionsausübung | — | 42 | — | Form 4 |
| WDC | Shihab Ahmed Mohammed | Chief Product Officer | 08/26/2026 | Steuer-Abgabe | 468.88 | 2,741 | 1,285,200 | Form 4 |
| WDC | Shihab Ahmed Mohammed | Chief Product Officer | 08/26/2026 | Optionsausübung | — | 15 | — | Form 4 |
| WDC | Sennesael Kris | Chief Financial Officer | 08/26/2026 | Steuer-Abgabe | 468.88 | 4,317 | 2,024,155 | Form 4 |
| WDC | Sennesael Kris | Chief Financial Officer | 08/26/2026 | Optionsausübung | — | 19 | — | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 08/26/2026 | Steuer-Abgabe | 468.88 | 2,056 | 964,017 | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 08/26/2026 | Optionsausübung | — | 9 | — | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 08/26/2026 | Steuer-Abgabe | 468.88 | 1,644 | 770,839 | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 08/26/2026 | Optionsausübung | — | 7 | — | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/25/2026 | Zuteilung | — | 3,878 | — | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/25/2026 | Steuer-Abgabe | 450.75 | 771 | 347,528 | Form 4 |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 08/25/2026 | Optionsausübung | — | 7 | — | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/25/2026 | Zuteilung | — | 16,548 | — | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/25/2026 | Steuer-Abgabe | 450.75 | 476 | 214,557 | Form 4 |
| WDC | Tan Irving | Chief Executive Officer | 08/25/2026 | Optionsausübung | — | 32 | — | Form 4 |
| WDC | Shihab Ahmed Mohammed | Chief Product Officer | 08/25/2026 | Zuteilung | — | 6,722 | — | Form 4 |
| WDC | Sennesael Kris | Chief Financial Officer | 08/25/2026 | Zuteilung | — | 8,274 | — | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 08/25/2026 | Zuteilung | — | 5,171 | — | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 08/25/2026 | Steuer-Abgabe | 450.75 | 1,143 | 515,207 | Form 4 |
| WDC | Gubbi Vidyadhara K | Chief of Global Operations | 08/25/2026 | Optionsausübung | — | 9 | — | Form 4 |
| WDC | Feller Brad | SVP & Chief Accounting Officer | 08/25/2026 | Zuteilung | — | 2,068 | — | Form 4 |
| WDC | Davis Brian Scott | Chief Sales & Mrktng Officer | 08/25/2026 | Zuteilung | — | 3,619 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).