CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in WDC — Western Digital Corp
CIK 884546
SAN FRANCISCO, CA
Position in WDC
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$596,955,471
+$206,469,512 QoQ
Shares Held
2,206,941
-2.6% QoQ
Ownership
0.640%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99.99469854427463.ToString("F0")%
Shared 0.ToString("F0")%
None 0.005301455725368281.ToString("F0")%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Position in Computer Hardware
Technology · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $4,008,900,431 across 21 Computer Hardware names. WDC ranks #3 (14.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SNDK |
Sandisk Corp
|
1,744,286 | $1,108,214,667 | |
| 2 | ANET |
Arista Networks, Inc.
|
7,646,139 | $938,792,946 | |
| 3 | WDC |
Western Digital Corp
This page
|
2,206,941 | $596,955,471 | |
| 4 | STX |
Seagate Technology Holdings plc
|
1,364,839 | $534,689,326 | |
| 5 | DELL |
Dell Technologies Inc.
|
1,900,539 | $311,935,466 | |
| 6 | HPQ |
Hp Inc
|
7,925,000 | $152,239,250 | |
| 7 | SMCI |
Super Micro Computer, Inc.
|
4,161,462 | $94,756,489 | |
| 8 | IONQ |
IonQ, Inc.
|
2,901,900 | $83,661,777 |
All Filings in WDC
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $596,955,471 | 2,206,941 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $390,485,959 | 2,266,709 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $284,046,832 | 2,365,874 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $155,288,436 | 2,426,761 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $95,738,603 | 2,368,009 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $107,151,939 | 2,377,361 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $116,562,277 | 2,258,193 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $179,790,445 | 3,139,271 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $161,050,495 | 3,122,362 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $122,592,300 | 3,096,993 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $104,439,046 | 3,028,114 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $84,903,424 | 2,961,434 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $82,956,582 | 2,913,497 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $67,995,615 | 2,851,292 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $65,603,694 | 2,666,470 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $87,652,045 | 2,586,743 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $95,274,859 | 2,538,747 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $118,993,774 | 2,414,181 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $99,013,674 | 2,320,963 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $123,759,450 | 2,300,601 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $113,257,310 | 2,244,786 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $91,916,821 | 2,195,448 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $59,302,568 | 2,146,575 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $50,680,055 | 1,518,681 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $48,412,482 | 1,538,917 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||