Western Digital Corp
WDC- Exchange
- Nasdaq
- Industry
- Computer Storage Devices
- SEC CIK
- 0000106040
In the last 90 days, Western Digital Corp insiders filed 0 open-market purchases and 9 sales; 1,852 institutions reported holding it in 13F filings for Q2 2026, worth $206.3B in total; Maverick Capital is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Western Digital Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 9 filings
- 5 insiders, $15.8M in total
- Insiders trading
- 5
- Net value
- −$15.8M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Western Digital Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Tregillis Cynthia L | Chief Legal Officer & Corp Sec | 111,030 | Sep 21, 2026 | 21 |
| Tan Irving | Chief Executive Officer | 265,613 | Sep 21, 2026 | 19 |
| Streeter Stephanie A | Director | 34,807Indirect | Sep 21, 2026 | 6 |
| Shihab Ahmed Mohammed | Chief Product Officer | 158,608 | Sep 21, 2026 | 5 |
| Sennesael Kris | Chief Financial Officer | 173,709 | Sep 21, 2026 | 7 |
| Oulman Roxanne | Director | 3,863 | Sep 21, 2026 | 6 |
| Massengill Matthew E | Director | 0Indirect | Sep 21, 2026 | 6 |
| Kiddoo Bruce E | Director | 3,903 | Sep 21, 2026 | 8 |
| Gubbi Vidyadhara K | Chief of Global Operations | 80,571 | Sep 21, 2026 | 20 |
| Feller Brad | SVP, Global Accounting & Chief | 12,043 | Sep 21, 2026 | 6 |
| Doluca Tunc | Director | 37,849Indirect | Sep 21, 2026 | 5 |
| Davis Brian Scott | Chief Sales & Mrktng Officer | 99,491 | Sep 21, 2026 | 18 |
| Das Manuvir | Director | 772 | Sep 21, 2026 | 3 |
| Cole Martin I | Director | 21,433 | Sep 21, 2026 | 12 |
| Alexy Kimberly | Director | 1,585 | Sep 21, 2026 | 7 |
| Zamiska Gene M. | SVP & Princ. Acctg Officer | 27,425 | Sep 22, 2025 | 0 |
| Bennett Don R | Interim CFO | 104,554 | Mar 10, 2025 | 0 |
| Jabre Wissam G | EVP & CFO | 335,672 | Mar 3, 2025 | 0 |
| Goeckeler David | Chief Executive Officer | 812,303 | Dec 2, 2024 | 0 |
| Soderbery Robert | EVP & GM, Flash Business | 132,940 | Dec 2, 2024 | 0 |
| Caulfield Thomas | Director | 21,737 | Nov 22, 2024 | 0 |
| Suzuki Miyuki | Director | 18,160 | Nov 22, 2024 | 0 |
| Ray Michael Charles | EVP, Chief Legal Officer & Sec | 178,008 | Nov 28, 2023 | 0 |
| Sivaram Srinivasan | President, Tech & Strategy | 310,315 | Sep 6, 2023 | 0 |
| Rayman Reed B | Director | 0 | May 24, 2023 | 0 |
| Price Paula A | Director | 7,545 | Feb 1, 2022 | 0 |
| Eulau Robert K | EVP & CFO | 131,981 | Sep 17, 2021 | 0 |
| Hunkler Sean | EVP, Global Operations | 156,560 | Sep 17, 2021 | 0 |
| Sundberg Lori S | EVP & Chief Human Res Officer | 62,795 | Aug 10, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 10, 2025 (view filing) | Mar 7 | 3 days | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −1.66K | $41.36 | −$68.6K | −3.7%43.8K after | 10b5-1 |
| Dec 2, 2024 (view filing) | Nov 29 | 3 days | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −313 | $72.63 | −$22.7K | −1.1%28.4K after | 10b5-1 |
| Nov 26, 2024 (view filing) | Nov 26 | Same day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −658 | $69.99 | −$46.1K | −2.2%28.9K after | 10b5-1 |
| Nov 22, 2024 (view filing) | Nov 21 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −376 | $64.47 | −$24.2K | −1.2%30.0K after | 10b5-1 |
| Oct 30, 2024 (view filing) | Oct 29 | 1 day | Soderbery RobertEVP & GM, Flash Business | SSale | −30.8K | $68.01 | −$2.09M | −18.5%135.4K after | |
| Oct 28, 2024 (view filing) | Oct 28 | Same day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −1.99K | $69.94 | −$139.4K | −6.1%30.6K after | |
| Oct 28, 2024 (view filing) | Oct 25 | 3 days | Goeckeler DavidChief Executive Officer | SSale | −75.0K | $72.59 | −$5.44M | −8.4%821.6K after | 10b5-1 |
| Sep 27, 2024 (view filing) | Sep 26 | 1 day | Goeckeler DavidChief Executive Officer | SSale | −75.0K | $70.32 | −$5.27M | −7.7%896.6K after | 10b5-1 |
| Sep 4, 2024 (view filing) | Sep 4 | Same day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −2.17K | $61.96 | −$134.4K | −6.2%32.6K after | 10b5-1 |
| Aug 30, 2024 (view filing) | Aug 29 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −315 | $63.32 | −$19.9K | −0.9%35.9K after | 10b5-1 |
| Aug 27, 2024 (view filing) | Aug 27 | Same day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −2.90K | $61.48 | −$178.3K | −7.2%37.4K after | 10b5-1 |
| Aug 22, 2024 (view filing) | Aug 21 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −417 | $64.89 | −$27.1K | −1.4%28.9K after | 10b5-1 |
| Aug 7, 2024 (view filing) | Aug 5 | 2 days | Soderbery RobertEVP & GM, Flash Business | SSale | −12.2K | $57.09 | −$693.9K | −8.6%128.4K after | |
| Jun 18, 2024 (view filing) | Jun 17 | 1 day | Zamiska Gene M.SVP, Global Accounting & Chief | SSale | −219 | $78.00 | −$17.1K | −0.7%29.5K after | 10b5-1 |
| Jun 6, 2024 (view filing) | Jun 4 | 2 days | Soderbery RobertEVP & GM, Flash Business | SSale | −26.9K | $73.48 | −$1.97M | −15.7%144.6K after | |
| May 22, 2024 (view filing) | May 21 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −416 | $71.88 | −$29.9K | −1.4%30.3K after | 10b5-1 |
| Apr 9, 2024 (view filing) | Apr 8 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −443 | $75.00 | −$33.2K | −1.4%31.0K after | 10b5-1 |
| Apr 2, 2024 (view filing) | Apr 1 | 1 day | Alexy KimberlyDirector | SSale | −2.65K | $69.95 | −$185.2K | −11.4%20.5K after | 10b5-1 |
| Mar 5, 2024 (view filing) | Mar 1 | 4 days | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −10.8K | $61.31 | −$660.2K | −25.5%31.4K after | 3 lots10b5-1 |
| Mar 5, 2024 (view filing) | Mar 1 | 4 days | Alexy KimberlyDirector | SSale | −3.00K | $62.75 | −$188.3K | −11.5%23.2K after | 2 lots10b5-1 |
| Nov 6, 2023 (view filing) | Nov 2-3 | 4 days | Soderbery RobertEVP & GM, Flash Business | SSale | −65.5K | $42.92 | −$2.81M | −27.1%175.7K after | 2 lots |
| Sep 7, 2023 (view filing) | Sep 6 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −2.17K | $45.42 | −$98.5K | −4.8%43.0K after | 10b5-1 |
| Sep 8, 2022 (view filing) | Sep 7 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −2.17K | $40.90 | −$88.7K | −6.4%31.6K after | |
| May 6, 2022 (view filing) | May 4 | 2 days | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −4.78K | $63.00 | −$300.9K | −15.2%26.7K after | |
| Feb 17, 2022 (view filing) | Feb 15 | 2 days | Sivaram SrinivasanPresident, Tech & Strategy | SSale | −11.4K | $53.37 | −$607.4K | −4.3%254.5K after | |
| Feb 1, 2022 (view filing) | Jan 31 | 1 day | Price Paula ADirector | SSale | −4.15K | $51.82 | −$215.1K | −35.5%7.54K after | |
| Nov 3, 2021 (view filing) | Nov 2 | 1 day | Zamiska Gene M.SVP & Princ. Acctg Officer | SSale | −2.61K | $55.00 | −$143.4K | −7.6%31.5K after | |
| Aug 10, 2021 (view filing) | Aug 6 | 4 days | Sundberg Lori SEVP & Chief Human Res Officer | SSale | −3.38K | $67.92 | −$229.6K | −5.1%62.8K after |