Position in WDC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$25,194,309
+$15,468,031 QoQ
Shares Held
39,445
+9.7% QoQ
Ownership
0.011%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
#322
of 1,846 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Derivatives in WDC
reported options exposure · as of Jun 30, 2026CallValue
$13,029,888
CallShares
20,400
PutValue
$49,373,056
PutShares
77,300
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, 2026NOMURA HOLDINGS INC holds $244,430,425 across 12 Computer Hardware names. WDC ranks #4 (10.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SNDK |
Sandisk Corp
|
36,750 | $83,559,576 | |
| 2 | STX |
Seagate Technology Holdings plc
|
64,295 | $62,044,675 | |
| 3 | IONQ |
IonQ, Inc.
|
630,196 | $33,564,238 | |
| 4 | WDC |
Western Digital Corp
This page
|
39,445 | $25,194,309 | |
| 5 | ANET |
Arista Networks, Inc.
|
132,327 | $22,479,709 | |
| 6 | DELL |
Dell Technologies Inc.
|
18,339 | $7,912,543 | |
| 7 | SMCI |
Super Micro Computer, Inc.
|
135,128 | $4,302,753 | |
| 8 | RGTI |
Rigetti Computing, Inc.
|
150,124 | $2,900,395 |
All Filings in WDC
Export CSV
48 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,029,888 | 20,400 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $25,194,309 | 39,445 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $49,373,056 | 77,300 | Put | Defined | 2026-08-14 | |
| 2026-03-31 | $19,475,280 | 72,000 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $9,726,278 | 35,958 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $4,841,771 | 17,900 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $54,091,056 | 313,990 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $78,124,445 | 453,500 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $116,023,845 | 673,500 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $87,703,830 | 730,500 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $37,278,630 | 310,500 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $41,926,391 | 349,212 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $18,838,656 | 294,400 | Call | Defined | 2025-08-18 | |
| 2025-06-30 | $18,838,656 | 294,400 | Put | Defined | 2025-08-18 | |
| 2025-03-31 | $6,262,888 | 154,907 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $48,374,495 | 1,196,500 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $4,669,665 | 115,500 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $2,200,346 | 36,900 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $2,570,052 | 43,100 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $6,084,524 | 102,038 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $27,828,155 | 407,500 | Call | Defined | 2025-01-13 | |
| 2024-09-30 | $15,877,413 | 232,500 | Put | Defined | 2025-01-13 | |
| 2024-06-30 | $17,048,263 | 225,000 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $60,616,049 | 800,000 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $230,378 | 3,376 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $1,705,998 | 25,000 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $459,385,441 | 8,771,915 | Shares | Defined | 2024-03-27 | |
| 2023-09-30 | $609,708,086 | 13,361,999 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $473,784,855 | 12,491,028 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $399,546,338 | 10,606,474 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $91,954,870 | 2,914,578 | Shares | Defined | 2023-02-15 | |
| 2022-12-31 | $5,678,996 | 180,000 | Call | Defined | 2023-02-15 | |
| 2022-09-30 | $6,070,581 | 186,500 | Call | Defined | 2022-11-15 | |
| 2022-09-30 | $194,380,857 | 5,971,756 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $218,573,219 | 4,875,603 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $69,809,256 | 1,557,200 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $123,910,084 | 2,764,000 | Call | Defined | 2022-08-15 | |
| 2022-03-31 | $685,169 | 13,800 | Call | Defined | 2022-05-18 | |
| 2022-03-31 | $10,123,869 | 203,905 | Shares | Defined | 2022-05-18 | |
| 2021-09-30 | $5,361,797 | 95,000 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $3,452,714 | 61,175 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $1,022,000 | 14,360 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $12,268,646 | 183,800 | Call | Sole | 2021-05-17 | |
| 2020-12-31 | $6,844,602 | 123,571 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $5,062,173 | 138,500 | Call | Sole | 2020-11-12 | |
| 2020-09-30 | $1,928,596 | 52,766 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $609,401 | 13,803 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $1,761,274 | 42,318 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||