Castle Hook Partners LP

Position in WDC — Western Digital Corp

CIK 1687241 NEW YORK, NY

Position in WDC

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$577,003,041

+$339,258,831 QoQ

Shares Held

903,374

+2.8% QoQ

Ownership

0.251%

of shares outstanding

% of Portfolio

6.21%

of 13F equity value

Holder Rank

#48

of 1,836 holders

Holding Since

Jun 2025

5 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Castle Hook Partners LP holds $1,644,358,221 across 3 Computer Hardware names. WDC ranks #1 (35.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WDC	Western Digital Corp This page	903,374	$577,003,041
2	SNDK	Sandisk Corp	237,578	$540,188,225
3	STX	Seagate Technology Holdings plc	546,287	$527,166,955

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$577,003,041	903,374	+2.8%	Shares	Sole	2026-08-14
2026-03-31	$237,744,210	878,939	-33.7%	Shares	Sole	2026-05-15
2025-12-31	$228,373,170	1,325,670	-24.4%	Shares	Sole	2026-02-17
2025-09-30	$210,393,504	1,752,403	+145.9%	Shares	Sole	2025-11-14
2025-06-30	$45,604,585	712,683	—	Shares	Sole	2025-08-14
No filing history on record for this holder in this stock.