Question 1

Who are the insiders buying WESTERN DIGITAL CORP stock?

Accepted Answer

InsiderAct tracks all open-market purchases of WESTERN DIGITAL CORP stock by corporate insiders — including officers, directors, and shareholders owning more than 10% — sourced from public SEC Form 4 filings.

Question 2

What does insider buying at a company mean?

Accepted Answer

When a corporate officer, director, or major shareholder purchases their own company's stock on the open market using personal funds, it signals confidence in the company's outlook. This is especially meaningful when multiple insiders buy within the same 7–14 day window (cluster buying) or when the purchase size exceeds $100,000.

Question 3

How do I find cluster buying signals for a company?

Accepted Answer

InsiderAct automatically detects cluster buying — two or more insiders independently purchasing shares within a 14-day window. When a cluster buy signal is active for a company, it appears prominently on the company's InsiderAct page and on the Signals tab.

Question 4

Has WESTERN DIGITAL CORP had any recent large insider purchases?

Accepted Answer

InsiderAct tracks all open-market purchases of $100,000 or more at WESTERN DIGITAL CORP. Large insider purchases are flagged as high-conviction signals because they represent meaningful personal capital commitments by executives or directors who have direct visibility into the company's operations and prospects.

Question 5

Where do the insider transactions on this page come from?

Accepted Answer

All transactions shown on InsiderAct company pages are sourced directly from SEC EDGAR Form 4 filings — the mandatory public disclosures that corporate insiders must submit within 2 business days of any stock transaction. InsiderAct ingests these filings in near real time and filters for open-market purchases and sales.


2026-10-22	2026-10-21	Tregillis Cynthia L	CLO	Sale	807	$380.00	$306,660
2026-09-21	2026-09-17	Shihab Ahmed Mohammed	CPO	Exercise Conversion	56	$0.00	$0
2026-09-21	2026-09-17	Shihab Ahmed Mohammed	CPO	Tax Payment	5,150	$423.87	$2,182,931
2026-09-09	2026-09-04	Tregillis Cynthia L	CLO	Sale	432	$451.20	$194,918
2026-09-09	2026-09-03	Tregillis Cynthia L	CLO	Tax Payment	700	$441.57	$309,099
2026-09-09	2026-09-03	Tregillis Cynthia L	CLO	Exercise Conversion	7	$0.00	$0
2026-09-09	2026-09-03	Gubbi Vidyadhara K	COO	Exercise Conversion	14	$0.00	$0
2026-09-09	2026-09-03	Gubbi Vidyadhara K	COO	Tax Payment	1,764	$441.57	$778,929
2026-09-09	2026-09-04	Gubbi Vidyadhara K	COO	Sale	1,795	$459.87	$825,472
2026-09-09	2026-09-03	Davis Brian Scott	CS&MO	Tax Payment	882	$441.57	$389,465

WDC

Insider Activity

Latest Insider Transactions

Want to see more transactions?