Position in WDC
as of Jun 30, 2026
· filed Aug 10, 2026
Position Value
$13,905,573
+$1,315,887 QoQ
Shares Held
21,771
-53.2% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
2.24%
of 13F equity value
Holder Rank
#398
of 1,836 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Position in Computer Hardware
Technology · as of Jun 30, 2026ROBOTTI ROBERT holds $20,815,438 across 2 Computer Hardware names. WDC ranks #1 (66.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WDC |
Western Digital Corp
This page
|
21,771 | $13,905,573 | |
| 2 | SNDK |
Sandisk Corp
|
3,039 | $6,909,865 |
All Filings in WDC
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,905,573 | 21,771 | Shares | Sole | 2026-08-10 | |
| 2026-03-31 | $12,589,686 | 46,544 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $14,614,180 | 84,833 | Shares | Sole | 2026-02-19 | |
| 2025-09-30 | $10,313,754 | 85,905 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $5,528,416 | 86,395 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $3,498,407 | 86,530 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $4,980,892 | 83,530 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $5,667,723 | 82,995 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $6,236,633 | 82,310 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $9,405,510 | 137,830 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $7,168,147 | 136,875 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $6,327,969 | 138,680 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $5,330,228 | 140,528 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $5,332,797 | 141,566 | Shares | Other | 2023-05-12 | |
| 2022-12-31 | $4,441,320 | 140,771 | Shares | Other | 2023-03-03 | |
| 2022-09-30 | $4,607,652 | 141,556 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $6,352,453 | 141,701 | Shares | Other | 2022-08-12 | |
| 2022-03-31 | $6,983,064 | 140,646 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $9,143,486 | 140,216 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $8,064,029 | 142,878 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $10,179,442 | 143,030 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $9,451,128 | 141,590 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $7,978,381 | 144,040 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $5,356,948 | 146,565 | Shares | Other | 2020-11-16 | |
| 2020-06-30 | $4,957,819 | 112,295 | Shares | Other | 2020-08-14 | |
| 2020-03-31 | $6,308,799 | 151,581 | Shares | Other | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||