SUMITOMO LIFE INSURANCE CO

Insurance

Position in WDC — Western Digital Corp

CIK 937760 TOKYO, M0

Position in WDC

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

Position Value

$4,984,570

+$2,275,884 QoQ

Shares Held

7,804

-22.1% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.34%

of 13F equity value

Holder Rank

#600

of 1,836 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

SUMITOMO LIFE INSURANCE CO holds $18,684,535 across 5 Computer Hardware names. WDC ranks #1 (26.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WDC	Western Digital Corp This page	7,804	$4,984,570
2	SNDK	Sandisk Corp	1,900	$4,320,087
3	STX	Seagate Technology Holdings plc	3,927	$3,789,555
4	ANET	Arista Networks, Inc.	20,526	$3,486,956
5	DELL	Dell Technologies Inc.	4,875	$2,103,367

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,984,570	7,804	-22.1%	Shares	Sole	2026-08-12
2026-03-31	$2,708,686	10,014	-32.6%	Shares	Sole	2026-05-12
2025-12-31	$2,557,692	14,847	+0.8%	Shares	Sole	2026-02-13
2025-09-30	$1,768,603	14,731	+217.1%	Shares	Sole	2025-11-12
2025-06-30	$297,233	4,645	-4.1%	Shares	Sole	2025-08-05
2025-03-31	$195,883	4,845	-1.3%	Shares	Sole	2025-05-02
2024-12-31	$292,723	4,909	-3.8%	Shares	Sole	2025-01-23
2024-09-30	$348,551	5,104	+2.8%	Shares	Sole	2024-10-16
2024-06-30	$376,046	4,963	-11.6%	Shares	Sole	2024-07-19
2024-03-31	$382,962	5,612	-6.3%	Shares	Sole	2024-04-26
2023-12-31	$313,696	5,990	0.0%	Shares	Sole	2024-01-30
2023-09-30	$273,323	5,990	-4.1%	Shares	Sole	2023-10-23
2023-06-30	$236,910	6,246	-15.1%	Shares	Sole	2023-07-20
2023-03-31	$277,100	7,356	0.0%	Shares	Sole	2023-04-27
2022-12-31	$232,081	7,356	-1.0%	Shares	Sole	2023-01-18
2022-09-30	$241,749	7,427	-3.5%	Shares	Sole	2022-10-31
2022-06-30	$344,877	7,693	+2.3%	Shares	Sole	2022-07-22
2022-03-31	$373,417	7,521	-4.7%	Shares	Sole	2022-04-27
2021-12-31	$514,767	7,894	-1.5%	Shares	Sole	2022-02-04
2021-09-30	$452,197	8,012	-5.4%	Shares	Sole	2021-10-25
2021-06-30	$602,952	8,472	-12.7%	Shares	Sole	2021-07-20
2021-03-31	$647,808	9,705	-4.6%	Shares	Sole	2021-04-27
2020-12-31	$563,372	10,171	-10.0%	Shares	Sole	2021-02-05
2020-09-30	$413,161	11,304	-4.9%	Shares	Sole	2020-10-29
2020-06-30	$524,634	11,883	-5.3%	Shares	Sole	2020-07-22
2020-03-31	$522,039	12,543	—	Shares	Sole	2020-05-01
No filing history on record for this holder in this stock.