Capital World Investors

Position in WDC — Western Digital Corp

CIK 1422849 LOS ANGELES, CA

Position in WDC

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$10,601,609,329

+$7,388,177,851 QoQ

Shares Held

16,598,211

+39.7% QoQ

Ownership

4.60%

of shares outstanding

% of Portfolio

1.26%

of 13F equity value

Holder Rank

of 1,836 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Capital World Investors holds $11,377,518,381 across 3 Computer Hardware names. WDC ranks #1 (93.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WDC	Western Digital Corp This page	16,598,211	$10,601,609,329
2	ANET	Arista Networks, Inc.	3,707,143	$629,769,452
3	STX	Seagate Technology Holdings plc	151,440	$146,139,600

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,601,609,329	16,598,211	+39.7%	Shares	Defined	2026-08-12
2026-03-31	$3,213,431,478	11,880,038	+1017.0%	Shares	Defined	2026-05-13
2025-12-31	$183,227,577	1,063,607	—	Shares	Defined	2026-02-11
No filing history on record for this holder in this stock.