Position in WDC
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$76,538,456
+$49,337,171 QoQ
Shares Held
119,831
+19.2% QoQ
Ownership
0.033%
of shares outstanding
% of Portfolio
0.56%
of 13F equity value
Holder Rank
#187
of 1,836 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Derivatives in WDC
reported options exposure · as of Jun 30, 2026CallValue
$17,309,312
CallShares
27,100
PutValue
$48,159,488
PutShares
75,400
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, 2026CAPITAL FUND MANAGEMENT S.A. holds $288,484,728 across 8 Computer Hardware names. WDC ranks #2 (26.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SMCI |
Super Micro Computer, Inc.
|
2,881,318 | $84,509,056 | |
| 2 | WDC |
Western Digital Corp
This page
|
119,831 | $76,538,456 | |
| 3 | STX |
Seagate Technology Holdings plc
|
58,699 | $56,644,535 | |
| 4 | SNDK |
Sandisk Corp
|
18,667 | $42,443,717 | |
| 5 | QUBT |
Quantum Computing Inc.
|
1,505,193 | $14,600,372 | |
| 6 | HPQ |
Hp Inc
|
360,561 | $7,910,708 | |
| 7 | P |
Everpure, Inc.
|
43,778 | $3,449,268 | |
| 8 | LOGI |
Logitech International S.A.
|
25,400 | $2,388,616 |
All Filings in WDC
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $48,159,488 | 75,400 | Put | Sole | 2026-08-13 | |
| 2026-06-30 | $17,309,312 | 27,100 | Call | Sole | 2026-08-13 | |
| 2026-06-30 | $76,538,456 | 119,831 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $27,211,294 | 100,600 | Call | Sole | 2026-05-14 | |
| 2026-03-31 | $27,201,285 | 100,563 | Shares | Sole | 2026-05-14 | |
| 2026-03-31 | $34,812,063 | 128,700 | Put | Sole | 2026-05-14 | |
| 2025-12-31 | $55,591,529 | 322,700 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $39,122,000 | 227,097 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $45,444,826 | 263,800 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $24,984,486 | 208,100 | Call | Sole | 2025-11-13 | |
| 2025-09-30 | $27,151,689 | 226,151 | Shares | Sole | 2025-11-13 | |
| 2025-09-30 | $49,524,750 | 412,500 | Put | Sole | 2025-11-13 | |
| 2025-06-30 | $8,568,261 | 133,900 | Call | Sole | 2025-08-13 | |
| 2025-06-30 | $19,209,798 | 300,200 | Put | Sole | 2025-08-13 | |
| 2025-03-31 | $5,603,598 | 138,600 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $2,851,325 | 70,525 | Shares | Sole | 2025-05-14 | |
| 2025-03-31 | $11,009,089 | 272,300 | Put | Sole | 2025-05-14 | |
| 2024-12-31 | $5,444,218 | 91,300 | Call | Sole | 2025-02-13 | |
| 2024-12-31 | $11,353,550 | 190,400 | Put | Sole | 2025-02-13 | |
| 2024-09-30 | $26,551,133 | 388,800 | Put | Sole | 2024-11-13 | |
| 2024-09-30 | $22,228,379 | 325,500 | Call | Sole | 2024-11-13 | |
| 2024-09-30 | $6,840,058 | 100,162 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $38,301,766 | 505,500 | Put | Sole | 2024-08-13 | |
| 2024-06-30 | $31,141,950 | 411,006 | Shares | Sole | 2024-08-13 | |
| 2024-06-30 | $28,406,196 | 374,900 | Call | Sole | 2024-08-13 | |
| 2024-03-31 | $4,462,892 | 65,400 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $1,228,318 | 18,000 | Call | Sole | 2024-05-15 | |
| 2024-03-31 | $6,818,125 | 99,914 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $1,047,400 | 20,000 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $2,608,027 | 49,800 | Put | Sole | 2024-02-14 | |
| 2023-12-31 | $6,764,531 | 129,168 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $7,754,865 | 169,951 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $447,574 | 11,800 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $842,046 | 22,200 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $6,584,308 | 173,591 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $6,596,024 | 175,100 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $1,423,437 | 37,787 | Shares | Sole | 2023-05-15 | |
| 2023-03-31 | $5,413,185 | 143,700 | Call | Sole | 2023-05-15 | |
| 2022-12-31 | $18,794,321 | 595,700 | Call | Sole | 2023-02-13 | |
| 2022-12-31 | $14,667,584 | 464,900 | Put | Sole | 2023-02-13 | |
| 2022-12-31 | $3,041,764 | 96,411 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $5,240,555 | 161,000 | Call | Sole | 2022-11-14 | |
| 2022-09-30 | $4,939,207 | 151,742 | Shares | Sole | 2022-11-14 | |
| 2022-09-30 | $2,538,902 | 78,000 | Put | Sole | 2022-11-14 | |
| 2022-06-30 | $6,086,612 | 135,771 | Shares | Sole | 2022-08-12 | |
| 2022-06-30 | $636,585 | 14,200 | Put | Sole | 2022-08-12 | |
| 2022-03-31 | $3,038,576 | 61,200 | Call | Sole | 2022-05-12 | |
| 2022-03-31 | $5,297,648 | 106,700 | Put | Sole | 2022-05-12 | |
| 2022-03-31 | $4,982,222 | 100,347 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $1,323,763 | 20,300 | Call | Sole | 2022-02-10 | |
| No filing history on record for this holder in this stock. | ||||||