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CITADEL ADVISORS LLC

Position in WDC — Western Digital Corp

CIK 1423053 MIAMI, FL

Position in WDC

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$71,914,634
-$155,441,454 QoQ
Shares Held
265,868
-79.9% QoQ
Ownership
0.077%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in WDC Over Time

Shares Held

Position Value (USD)

Derivatives in WDC

reported options exposure · as of Mar 31, 2026
CallValue
$547,444,711
CallShares
2,023,900
PutValue
$962,457,518
PutShares
3,558,200

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 Mar 31, 2026

CITADEL ADVISORS LLC holds $1,023,123,091 across 25 Computer Hardware names. WDC ranks #3 (7.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 WDC
Western Digital Corp
This page
265,868 $71,914,634

All Filings in WDC

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $962,457,518 3,558,200
2026-03-31 $547,444,711 2,023,900
2026-03-31 $71,914,634 265,868
2025-12-31 $612,816,071 3,557,300
2025-12-31 $227,356,088 1,319,766
2025-12-31 $909,378,876 5,278,800
2025-09-30 $447,536,376 3,727,606
2025-09-30 $494,887,320 4,122,000
2025-09-30 $644,253,966 5,366,100
2025-06-30 $122,611,239 1,916,100
2025-06-30 $223,561,863 3,493,700
2025-06-30 $224,963,435 3,515,603
2025-03-31 $157,552,960 3,896,932
2025-03-31 $222,029,431 5,491,700
2025-03-31 $72,790,172 1,800,400
2024-12-31 $130,178,220 2,888,241
2024-12-31 $206,712,796 4,586,300
2024-12-31 $88,034,239 1,953,200
2024-09-30 $98,661,689 1,911,400
2024-09-30 $81,940,716 1,587,460
2024-09-30 $184,160,916 3,567,800
2024-06-30 $153,120,814 2,673,600
2024-06-30 $135,670,219 2,368,900
2024-06-30 $271,368,100 4,738,283
2024-03-31 $298,762,981 5,792,259
2024-03-31 $64,056,828 1,241,900
2024-03-31 $147,590,153 2,861,400
2023-12-31 $58,454,135 1,476,700
2023-12-31 $58,145,377 1,468,900
2023-12-31 $273,106,058 6,899,353
2023-09-30 $26,305,370 762,700
2023-09-30 $14,972,021 434,100
2023-09-30 $181,897,273 5,273,944
2023-06-30 $12,978,772 452,700
2023-06-30 $17,955,832 626,300
2023-06-30 $44,651,595 1,557,449
2023-03-31 $32,681,538 1,147,800
2023-03-31 $23,470,258 824,293
2023-03-31 $22,120,829 776,900
2022-12-31 $46,583,982 1,953,428
2022-12-31 $25,309,139 1,061,300
2022-12-31 $25,130,284 1,053,800
2022-09-30 $19,950,734 810,900
2022-09-30 $39,222,421 1,594,200
2022-09-30 $28,639,551 1,164,058
2022-06-30 $76,390,569 2,254,400
2022-06-30 $18,541,452 547,186
2022-06-30 $39,991,194 1,180,200
2022-03-31 $65,276,199 1,739,386
2022-03-31 $33,730,436 898,800