WDC — WESTERN DIGITAL CORP

Ownership history in Castle Hook Partners LP  ·  3 quarters on record

This page tracks every 13F SEC filing in which Castle Hook Partners LP reported a position in WESTERN DIGITAL CORP (WDC). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.07% (2025 Q3)
Avg. % of fund
0.76%
First filed
2025 Q2
Last filed
2025 Q4
Quarters held
3
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 1,325,670 -426,733 -24.4% 0.95% $228.4M $172.19
2025 Q3 ADDED 1,752,403 +1,039,720 +145.9% 1.07% $210.4M $119.91
2025 Q2 INITIATED 712,683 — — 0.26% $45.6M $63.83
% of Fund (quarterly)    WDC price (monthly, adj. close)

Other funds also holding WDC

As of 2025 Q4 — sorted by position size

Central Asset Investments & Management Holdings (HK) Ltd 3Y 7Y 14.98% Maple Rock Capital Partners Inc. 3Y 7Y 13.55% Wolf Hill Capital Management, LP 3Y 11.23% 53 HOUSE LLP 3Y 7Y 10.0% Atalan Capital Partners, LP 3Y 7Y 8.65% Alta Park Capital, LP 3Y 7Y 8.16% Amanah Holdings Trust 7.95% Trivest Advisors Ltd 3Y 6.88% Grand Alliance Asset Management Ltd 6.39% Rivermont Capital Management LP 3Y 6.31%
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