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PEAK6 LLC

Position in SNDK — Sandisk Corp

CIK 1389958 AUSTIN, TX

Position in SNDK

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,273
-$13,689,938 QoQ
Shares Held
1
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#1,783
of 1,804 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SNDK Over Time

Shares Held

Position Value (USD)

Derivatives in SNDK

reported options exposure · as of Jun 30, 2026
CallValue
$206,454,684
CallShares
90,800
PutValue
$441,103,620
PutShares
194,000

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 Jun 30, 2026

PEAK6 LLC holds $49,772,073 across 12 Computer Hardware names. SNDK ranks #12 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SNDK

Export CSV
18 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $441,103,620 194,000
2026-06-30 $206,454,684 90,800
2026-06-30 $2,273 1
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