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PEAK6 LLC

Position in SNDK — Sandisk Corp

CIK 1389958 AUSTIN, TX

Position in SNDK

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$13,692,211
+$13,691,737 QoQ
Shares Held
21,551
+1077450.0% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.41%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in SNDK Over Time

Shares Held

Position Value (USD)

Derivatives in SNDK

reported options exposure · as of Mar 31, 2026
CallValue
$74,525,382
CallShares
117,300
PutValue
$136,534,566
PutShares
214,900

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. SNDK ranks #2 (20.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 SNDK
Sandisk Corp
This page
21,551 $13,692,211

All Filings in SNDK

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15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $13,692,211 21,551
2026-03-31 $136,534,566 214,900
2026-03-31 $74,525,382 117,300
2025-12-31 $29,708,581 125,152
2025-12-31 $35,879,749 151,149
2025-12-31 $474 2
2025-09-30 $8,084,234 72,052
2025-09-30 $11,999,677 106,949
2025-09-30 $24,117,165 214,948
2025-06-30 $2,201,198 48,538
2025-06-30 $2,502,231 55,176
2025-06-30 $3,530,588 77,852
2025-03-31 $2,916,017 61,248
2025-03-31 $2,158,732 45,342
2025-03-31 $518,330 10,887