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PEAK6 LLC

Position in WDC — Western Digital Corp

CIK 1389958 AUSTIN, TX

Position in WDC

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$13,014,896
+$13,014,896 QoQ
Shares Held
48,116
Ownership
0.014%
of shares outstanding
% of Portfolio
0.39%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
6 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
$25,615,403
CallShares
94,700
PutValue
$41,466,117
PutShares
153,300

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

PEAK6 LLC holds $65,700,311 across 11 Computer Hardware names. WDC ranks #3 (19.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 WDC
Western Digital Corp
This page
48,116 $13,014,896

All Filings in WDC

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $25,615,403 94,700
2026-03-31 $13,014,896 48,116
2026-03-31 $41,466,117 153,300
2025-12-31 $42,499,009 246,700
2025-12-31 $32,145,582 186,600
2025-09-30 $157,338,630 1,310,500
2025-09-30 $133,254,594 1,109,900
2025-06-30 $73,454,121 1,147,900
2025-06-30 $35,060,121 547,900
2025-03-31 $11,785,345 291,500
2025-03-31 $6,044,285 149,500
2025-03-31 $629,737 15,576
2024-12-31 $8,883,651 197,100
2024-12-31 $121,558 2,697
2024-12-31 $12,831,941 284,700