Position in WDC
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$9,333,526
+$2,889,423 QoQ
Shares Held
34,506
-7.8% QoQ
Ownership
0.010%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 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, 2026CallValue
$369,191,801
CallShares
1,364,900
PutValue
$1,841,874,606
PutShares
6,809,400
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 Mar 31, 2026JANE STREET GROUP, LLC holds $2,368,362,179 across 24 Computer Hardware names. WDC ranks #8 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SNDK |
Sandisk Corp
|
1,787,655 | $1,135,768,725 | |
| 2 | DELL |
Dell Technologies Inc.
|
6,100,800 | $1,001,324,302 | |
| 3 | SMCI |
Super Micro Computer, Inc.
|
4,419,606 | $100,634,427 | |
| 4 | IONQ |
IonQ, Inc.
|
1,451,705 | $41,852,654 | |
| 5 | QBTS |
D-Wave Quantum Inc.
|
2,382,300 | $34,376,587 | |
| 6 | LOGI |
Logitech International S.A.
|
120,043 | $10,938,316 | |
| 7 | ANET |
Arista Networks, Inc.
|
78,618 | $9,652,717 | |
| 8 | WDC |
Western Digital Corp
This page
|
34,506 | $9,333,526 |
All Filings in WDC
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,841,874,606 | 6,809,400 | Put | Defined | 2026-05-12 | |
| 2026-03-31 | $369,191,801 | 1,364,900 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $9,333,526 | 34,506 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $984,195,737 | 5,713,100 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $255,114,643 | 1,480,900 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $6,444,103 | 37,407 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $287,147,502 | 2,391,700 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $109,607,095 | 912,936 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $174,243,078 | 1,451,300 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $1,949,455 | 30,465 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $72,692,640 | 1,136,000 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $74,094,021 | 1,157,900 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $29,160,218 | 721,252 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $123,206,382 | 3,047,400 | Call | Defined | 2025-05-19 | |
| 2025-03-31 | $44,667,064 | 1,104,800 | Put | Defined | 2025-05-19 | |
| 2024-12-31 | $22,920,767 | 508,539 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $39,284,580 | 871,600 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $123,713,076 | 2,744,800 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $149,680,426 | 2,899,800 | Call | Defined | 2024-11-15 | |
| 2024-09-30 | $7,279,925 | 141,036 | Shares | Defined | 2024-11-15 | |
| 2024-09-30 | $23,522,094 | 455,700 | Put | Defined | 2024-11-15 | |
| 2024-06-30 | $50,489,491 | 881,583 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $20,478,738 | 397,031 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $30,489,924 | 770,253 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $34,326,351 | 995,261 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $14,137,630 | 493,121 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $18,190,189 | 638,853 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $8,829,295 | 370,243 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $8,045,319 | 327,003 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $11,041,629 | 325,855 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $39,029,432 | 1,040,000 | Put | Defined | 2022-05-17 | |
| 2022-03-31 | $9,585,365 | 255,417 | Shares | Defined | 2022-05-17 | |
| 2022-03-31 | $28,536,519 | 760,400 | Call | Defined | 2022-05-17 | |
| 2021-12-31 | $8,614,028 | 174,764 | Shares | Defined | 2022-02-15 | |
| 2021-12-31 | $41,536,261 | 842,700 | Put | Defined | 2022-02-15 | |
| 2021-12-31 | $49,782,395 | 1,010,000 | Call | Defined | 2022-02-15 | |
| 2021-09-30 | $43,253,582 | 1,013,900 | Put | Defined | 2021-11-16 | |
| 2021-09-30 | $22,648,042 | 530,889 | Shares | Defined | 2021-11-16 | |
| 2021-09-30 | $59,639,518 | 1,398,000 | Call | Defined | 2021-11-16 | |
| 2021-06-30 | $60,577,873 | 1,126,100 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $34,541,384 | 642,100 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $9,516,390 | 176,903 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $7,563,685 | 149,914 | Shares | Defined | 2021-05-18 | |
| 2021-03-31 | $18,410,482 | 364,900 | Put | Defined | 2021-05-18 | |
| 2021-03-31 | $52,007,467 | 1,030,800 | Call | Defined | 2021-05-18 | |
| 2020-12-31 | $35,750,231 | 853,900 | Call | Defined | 2021-02-17 | |
| 2020-12-31 | $27,477,312 | 656,300 | Put | Defined | 2021-02-17 | |
| 2020-12-31 | $23,591,508 | 563,487 | Shares | Defined | 2021-02-17 | |
| 2020-09-30 | $28,190,182 | 1,020,400 | Put | Defined | 2020-11-17 | |
| 2020-09-30 | $28,751,002 | 1,040,700 | Call | Defined | 2020-11-17 | |
| No filing history on record for this holder in this stock. | ||||||