STATE OF MICHIGAN RETIREMENT SYSTEM
PensionPosition in WDC — Western Digital Corp
CIK 762152
EAST LANSING, MI
Position in WDC
as of Jun 30, 2026
· filed Jul 30, 2026
Position Value
$56,371,511
+$28,603,820 QoQ
Shares Held
88,257
-14.0% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.27%
of 13F equity value
Holder Rank
#222
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, 2026STATE OF MICHIGAN RETIREMENT SYSTEM holds $354,366,353 across 11 Computer Hardware names. WDC ranks #3 (15.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANET |
Arista Networks, Inc.
|
566,692 | $96,269,636 | |
| 2 | SNDK |
Sandisk Corp
|
37,901 | $86,176,640 | |
| 3 | WDC |
Western Digital Corp
This page
|
88,257 | $56,371,511 | |
| 4 | STX |
Seagate Technology Holdings plc
|
57,405 | $55,395,825 | |
| 5 | DELL |
Dell Technologies Inc.
|
86,558 | $37,346,314 | |
| 6 | HPQ |
Hp Inc
|
298,862 | $6,557,032 | |
| 7 | P |
Everpure, Inc.
|
73,800 | $5,814,702 | |
| 8 | SMCI |
Super Micro Computer, Inc.
|
153,400 | $4,499,222 |
All Filings in WDC
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $56,371,511 | 88,257 | Shares | Sole | 2026-07-30 | |
| 2026-03-31 | $27,767,691 | 102,657 | Shares | Sole | 2026-05-04 | |
| 2025-12-31 | $17,856,991 | 103,657 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $13,177,425 | 109,757 | Shares | Sole | 2025-11-05 | |
| 2025-06-30 | $7,087,340 | 110,757 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $4,251,497 | 105,157 | Shares | Sole | 2025-04-30 | |
| 2024-12-31 | $6,240,696 | 104,657 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $6,074,869 | 88,957 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $6,778,162 | 89,457 | Shares | Sole | 2024-07-26 | |
| 2024-03-31 | $6,063,596 | 88,857 | Shares | Sole | 2024-04-18 | |
| 2023-12-31 | $4,648,206 | 88,757 | Shares | Sole | 2024-01-23 | |
| 2023-09-30 | $5,165,636 | 113,207 | Shares | Sole | 2023-10-27 | |
| 2023-06-30 | $4,487,386 | 118,307 | Shares | Sole | 2023-07-26 | |
| 2023-03-31 | $4,403,891 | 116,907 | Shares | Sole | 2023-04-28 | |
| 2022-12-31 | $3,647,398 | 115,607 | Shares | Sole | 2023-01-27 | |
| 2022-09-30 | $3,665,361 | 112,607 | Shares | Sole | 2022-10-24 | |
| 2022-06-30 | $5,039,204 | 112,407 | Shares | Sole | 2022-08-08 | |
| 2022-03-31 | $5,486,666 | 110,507 | Shares | Sole | 2022-05-04 | |
| 2021-12-31 | $7,175,904 | 110,043 | Shares | Sole | 2022-01-27 | |
| 2021-09-30 | $4,921,170 | 87,193 | Shares | Sole | 2021-10-27 | |
| 2021-06-30 | $6,205,525 | 87,193 | Shares | Sole | 2021-07-27 | |
| 2021-03-31 | $5,966,981 | 89,393 | Shares | Sole | 2021-07-27 | |
| 2020-12-31 | $4,934,864 | 89,093 | Shares | Sole | 2021-07-27 | |
| 2020-09-30 | $3,351,378 | 91,693 | Shares | Sole | 2020-10-26 | |
| 2020-06-30 | $3,377,163 | 76,493 | Shares | Sole | 2020-07-29 | |
| 2020-03-31 | $2,836,360 | 68,149 | Shares | Sole | 2020-05-01 | |
| No filing history on record for this holder in this stock. | ||||||