Position in WDC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,214,709,391
+$487,570,059 QoQ
Shares Held
1,901,787
-29.3% QoQ
Ownership
0.527%
of shares outstanding
% of Portfolio
0.81%
of 13F equity value
Holder Rank
#27
of 1,836 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 98%
Shared 0%
None 2%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Derivatives in WDC
reported options exposure · as of Jun 30, 2026CallValue
$116,949,632
CallShares
183,100
PutValue
$500,884,224
PutShares
784,200
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, 2026D. E. Shaw & Co., Inc. holds $4,959,685,074 across 17 Computer Hardware names. WDC ranks #3 (24.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | STX |
Seagate Technology Holdings plc
|
1,354,377 | $1,306,973,805 | |
| 2 | SNDK |
Sandisk Corp
|
561,911 | $1,277,633,897 | |
| 3 | WDC |
Western Digital Corp
This page
|
1,901,787 | $1,214,709,391 | |
| 4 | DELL |
Dell Technologies Inc.
|
973,711 | $420,117,347 | |
| 5 | SMCI |
Super Micro Computer, Inc.
|
6,438,600 | $261,260,138 | |
| 6 | IONQ |
IonQ, Inc.
|
2,690,977 | $143,321,435 | |
| 7 | ANET |
Arista Networks, Inc.
|
624,439 | $106,079,696 | |
| 8 | RGTI |
Rigetti Computing, Inc.
|
5,364,069 | $103,633,812 |
All Filings in WDC
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $500,884,224 | 784,200 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $1,214,709,391 | 1,901,787 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $116,949,632 | 183,100 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $727,139,332 | 2,688,230 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $32,269,457 | 119,300 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $304,355,348 | 1,125,200 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $982,166,050 | 5,701,318 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $62,241,151 | 361,300 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $143,328,640 | 832,000 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $1,155,615,438 | 9,625,316 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $53,882,928 | 448,800 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $34,817,400 | 290,000 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $13,911,426 | 217,400 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $11,166,255 | 174,500 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $186,029,232 | 2,907,161 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $13,891,748 | 343,600 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $1,184,719 | 29,303 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $9,015,890 | 223,000 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $26,899,089 | 451,100 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $22,953,133 | 384,926 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $23,052,954 | 386,600 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $44,907,472 | 657,600 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $43,283,059 | 633,813 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $28,579,345 | 418,500 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $160,923,639 | 2,123,842 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $104,524,800 | 1,379,500 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $26,564,983 | 350,600 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $12,542,501 | 183,800 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $28,749,488 | 421,300 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $172,801,482 | 2,532,263 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $21,906,383 | 418,300 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $143,144,885 | 2,733,336 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $15,826,222 | 302,200 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $3,714,282 | 81,400 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $6,254,824 | 137,077 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $14,524,030 | 318,300 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $24,215,506 | 638,426 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $10,855,569 | 286,200 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $3,713,348 | 97,900 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $8,980,538 | 238,400 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $5,075,247 | 134,729 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $9,907,221 | 263,000 | Put | Defined | 2023-05-15 | |
| 2022-12-31 | $16,570,048 | 525,200 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $10,351,547 | 328,100 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $19,947,094 | 632,238 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $7,047,082 | 216,500 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $17,537,958 | 538,800 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $6,278,803 | 192,897 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $15,452,896 | 344,700 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $9,363,011 | 208,856 | Shares | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||