Position in WDC
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$9,675,216,848
+$3,557,992,193 QoQ
Shares Held
35,769,222
+0.7% QoQ
Ownership
10.4%
of shares outstanding
% of Portfolio
0.18%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 91.62788332382516.ToString("F0")%
Shared 0.ToString("F0")%
None 8.37211667617484.ToString("F0")%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Derivatives in WDC
reported options exposure · as of Dec 31, 2024CallValue
$15,775,128
CallShares
350,000
PutValue
$0
PutShares
0
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 Mar 31, 2026BlackRock, Inc. holds $44,293,391,069 across 31 Computer Hardware names. WDC ranks #2 (21.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANET |
Arista Networks, Inc.
|
91,907,642 | $11,284,420,274 | |
| 2 | WDC |
Western Digital Corp
This page
|
35,769,222 | $9,675,216,848 | |
| 3 | SNDK |
Sandisk Corp
|
10,403,455 | $6,609,731,090 | |
| 4 | STX |
Seagate Technology Holdings plc
|
14,274,083 | $5,592,014,744 | |
| 5 | DELL |
Dell Technologies Inc.
|
24,749,402 | $4,062,119,340 | |
| 6 | P |
Everpure, Inc.
|
36,268,955 | $2,141,319,092 | |
| 7 | HPQ |
Hp Inc
|
104,992,064 | $2,016,897,538 | |
| 8 | SMCI |
Super Micro Computer, Inc.
|
43,360,579 | $987,320,375 |
All Filings in WDC
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $9,675,216,848 | 35,769,222 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $6,117,224,655 | 35,509,518 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $4,167,865,003 | 34,714,851 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $2,239,448,807 | 34,996,856 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $1,214,829,308 | 30,047,720 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $15,775,128 | 350,000 | Call | Sole | 2025-02-07 | |
| 2024-12-31 | $1,275,968,766 | 28,309,692 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $43,874,873 | 850,000 | Call | Sole | 2024-11-13 | |
| 2024-09-30 | $1,465,559,821 | 28,392,693 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||