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STATE OF WISCONSIN INVESTMENT BOARD

Position in WDC — Western Digital Corp

CIK 854157 MADISON, WI

Position in WDC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$126,096,102
+$66,012,159 QoQ
Shares Held
197,420
-11.1% QoQ
Ownership
0.055%
of shares outstanding
% of Portfolio
0.28%
of 13F equity value
Holder Rank
#146
of 1,849 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, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $677,992,018 across 13 Computer Hardware names. WDC ranks #2 (18.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 WDC
Western Digital Corp
This page
197,420 $126,096,102

All Filings in WDC

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $126,096,102 197,420
2026-03-31 $60,083,943 222,130
2025-12-31 $39,099,432 226,966
2025-09-30 $23,695,041 197,360
2025-06-30 $12,392,623 193,665
2025-03-31 $12,010,054 297,058
2024-12-31 $17,683,691 296,557
2024-09-30 $16,281,553 238,418
2024-06-30 $13,294,690 175,461
2024-03-31 $11,943,696 175,025
2023-12-31 $12,727,540 243,031
2023-09-30 $9,047,152 198,272
2023-06-30 $6,307,306 166,288
2023-03-31 $6,343,070 168,385
2022-12-31 $5,920,448 187,653
2022-09-30 $9,064,240 278,471
2022-06-30 $9,839,778 219,491
2022-03-31 $11,257,975 226,747
2021-12-31 $14,866,577 227,980
2021-09-30 $17,557,290 311,079
2021-06-30 $16,723,951 234,986
2021-03-31 $13,625,606 204,129
2020-12-31 $9,489,698 171,325
2020-09-30 $9,390,789 256,930
2020-06-30 $19,885,541 450,409
2020-03-31 $45,018,847 1,081,664