Empirical Financial Services, LLC d.b.a. Empirical Wealth Management

Position in WDC — Western Digital Corp

CIK 1510434 Seattle, WA

Back to WDC Full portfolio

Position in WDC

as of Jun 30, 2026 · filed Jul 15, 2026 Compact

Position Value

$25,910,314

+$13,775,051 QoQ

Shares Held

40,566

-9.6% QoQ

Ownership

0.011%

of shares outstanding

% of Portfolio

0.99%

of 13F equity value

Holder Rank

#312

of 1,836 holders

Holding Since

Sep 2025

4 quarters on record

Voting authority Sole 96% Shared 0% None 4%

Common Shares in WDC Over Time

Shares Held

Position Value (USD)

Derivatives in WDC

reported options exposure · as of Jun 30, 2026

CallValue

$63,872

CallShares

100

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Computer Hardware

Technology · as of Jun 30, 2026

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management holds $78,506,525 across 9 Computer Hardware names. WDC ranks #2 (33.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DELL	Dell Technologies Inc.	83,245	$35,916,887
2	WDC	Western Digital Corp This page	40,566	$25,910,314
3	ANET	Arista Networks, Inc.	53,851	$9,148,207
4	SMCI	Super Micro Computer, Inc.	72,358	$2,122,259
5	STX	Seagate Technology Holdings plc	2,069	$1,996,585
6	SNDK	Sandisk Corp	603	$1,371,058
7	HPQ	Hp Inc	50,791	$1,114,354
8	QBTS	D-Wave Quantum Inc.	21,067	$505,396

All Filings in WDC

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5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$25,910,314	40,566	-9.6%	Shares	Other	2026-07-15
2026-06-30	$63,872	100	—	Call	Sole	2026-07-15
2026-03-31	$12,135,263	44,864	-7.4%	Shares	Other	2026-05-04
2025-12-31	$8,348,375	48,461	-12.8%	Shares	Other	2026-01-16
2025-09-30	$6,674,254	55,591	—	Shares	Sole	2025-11-10
No filing history on record for this holder in this stock.