Western Digital Corporation (WDC) Institutional Ownership & Insider Trading

1,837 institutions reported holding Western Digital Corporation shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 228 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-10-02 · read by EquiReason

WDCWestern Digital CorporationFollow WDC — free

Computer Hardware · Technology

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Market cap: 128.6B
P/E TTM: 13.3
Dividend yield: 0.2%
52-week: —
Next earnings: 27 Jan, in 95 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

1,837 institutions held 86.1% of the shares. Across filers that reported both quarters, shares held changed -5.1%.

Largest moves, shares (millions)

Institutional flow by quarter

net shares added or trimmed, millions · filers in both quarters

Quarter	Holders	Shares held, M	Change	Increased	New	Decreased	Closed
Jun 26	1,837	322	-5.1%	538	466	559	70
Mar 26	1,396	327	-1.4%	407	297	443	73
Dec 25	1,142	332	-8.4%	368	207	333	50
Sep 25	936	358	-1.5%	319	243	212	43
Jun 25	737	365	+2.7%	261	148	193	66
Mar 25	641	351	+6.4%	245	63	181	121
Dec 24	689	336	-2.0%	247	59	200	87
Sep 24	679	317	-7.2%	225	75	238	133

Western Digital Corporation — questions

Who owns Western Digital Corporation stock?: 1,837 institutions reported Western Digital Corporation shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (8.8%), FMR LLC (6.9%), VANGUARD CAPITAL MANAGEMENT LLC (6.0%).
Are Western Digital Corporation insiders buying or selling?: 228 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.

Every figure on this page comes from Western Digital Corporation's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.

Important information. Figures on this page are taken from filings submitted to the U.S. Securities and Exchange Commission (SEC) and processed automatically by EquiReason. They may contain errors, omissions or delays, and EquiReason makes no representation or warranty as to their accuracy, completeness or timeliness. Always verify figures against the original filing on SEC EDGAR before relying on them.

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