Position in WDC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$19,834,171
+$19,147,127 QoQ
Shares Held
31,053
+1122.6% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
#356
of 1,846 holders
Holding Since
Mar 2020
18 quarters on record
Voting authority
Sole 98%
Shared 2%
None 0%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Derivatives in WDC
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$12,774,400
PutShares
20,000
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, 2026LMR Partners LLP holds $268,135,378 across 10 Computer Hardware names. WDC ranks #4 (7.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | STX |
Seagate Technology Holdings plc
|
104,600 | $100,939,000 | |
| 2 | SNDK |
Sandisk Corp
|
29,009 | $65,958,632 | |
| 3 | ANET |
Arista Networks, Inc.
|
306,517 | $52,071,107 | |
| 4 | WDC |
Western Digital Corp
This page
|
31,053 | $19,834,171 | |
| 5 | P |
Everpure, Inc.
|
140,447 | $11,065,819 | |
| 6 | SMCI |
Super Micro Computer, Inc.
|
5,557,623 | $8,535,242 | |
| 7 | DELL |
Dell Technologies Inc.
|
16,395 | $7,073,786 | |
| 8 | IONQ |
IonQ, Inc.
|
45,608 | $2,429,081 |
All Filings in WDC
Export CSV
33 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $12,774,400 | 20,000 | Put | Sole | 2026-08-14 | |
| 2026-06-30 | $19,834,171 | 31,053 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $687,044 | 2,540 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $5,030,284 | 29,200 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $40,611,273 | 235,742 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $63,567,630 | 369,000 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $52,216,733 | 434,922 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $51,793,884 | 431,400 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $7,491,744 | 62,400 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $88,041,855 | 1,375,869 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $39,878,898 | 986,369 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $34,782,173 | 583,300 | Put | Sole | 2025-02-14 | |
| 2024-12-31 | $26,993,184 | 452,678 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $22,563,987 | 378,400 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $41,165,183 | 602,800 | Put | Sole | 2024-11-07 | |
| 2024-09-30 | $1,154,100 | 16,900 | Call | Sole | 2024-11-07 | |
| 2024-09-30 | $3,935,617 | 57,631 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 | $2,962,609 | 39,100 | Call | Other | 2024-08-14 | |
| 2024-06-30 | $43,992,098 | 580,600 | Put | Other | 2024-08-14 | |
| 2024-03-31 | $38,268,960 | 560,800 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $7,397,209 | 108,400 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $28,505,006 | 544,300 | Put | Sole | 2024-02-14 | |
| 2023-12-31 | $6,541,016 | 124,900 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $10,097,674 | 192,814 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $3,544,219 | 77,673 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $1,875,393 | 41,100 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $383,292 | 8,400 | Put | Sole | 2023-11-14 | |
| 2022-09-30 | $4,023,249 | 123,602 | Shares | Sole | 2022-11-14 | |
| 2021-06-30 | $24,327,895 | 341,828 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $6,267,222 | 93,891 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $2,844,167 | 51,348 | Shares | Sole | 2021-02-16 | |
| 2020-06-30 | $361,411 | 8,186 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $231,490 | 5,562 | Shares | Sole | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||