Position in SNDK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$15,118,030
+$12,914,671 QoQ
Shares Held
6,649
+91.7% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.74%
of 13F equity value
Holder Rank
#419
of 1,813 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, 2026CallValue
$4,547,460
CallShares
2,000
PutValue
$1,818,984
PutShares
800
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, 2026Parallax Volatility Advisers, L.P. holds $57,799,254 across 9 Computer Hardware names. SNDK ranks #2 (26.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DELL |
Dell Technologies Inc.
|
51,200 | $22,090,752 | |
| 2 | SNDK |
Sandisk Corp
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|
6,649 | $15,118,030 | |
| 3 | SMCI |
Super Micro Computer, Inc.
|
403,449 | $11,833,159 | |
| 4 | WDC |
Western Digital Corp
|
4,749 | $3,033,281 | |
| 5 | IONQ |
IonQ, Inc.
|
51,179 | $2,725,793 | |
| 6 | HPQ |
Hp Inc
|
47,165 | $1,034,800 | |
| 7 | RGTI |
Rigetti Computing, Inc.
|
44,165 | $853,267 | |
| 8 | P |
Everpure, Inc.
|
10,122 | $797,512 |
All Filings in SNDK
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14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $15,118,030 | 6,649 | Shares | Sole | 2026-08-14 | |
| 2026-06-30 | $4,547,460 | 2,000 | Call | Sole | 2026-08-14 | |
| 2026-06-30 | $1,818,984 | 800 | Put | Sole | 2026-08-14 | |
| 2026-03-31 | $6,099,264 | 9,600 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $6,607,536 | 10,400 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $2,203,359 | 3,468 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,305,590 | 5,500 | Call | Sole | 2026-02-17 | |
| 2025-12-31 | $8,942,104 | 37,670 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $1,827,826 | 7,700 | Put | Sole | 2026-02-17 | |
| 2025-09-30 | $775,077 | 6,908 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $3,489,420 | 31,100 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $415,140 | 3,700 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $966,816 | 21,319 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $741,478 | 15,574 | Shares | Sole | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||