WESTERN DIGITAL CORP

Ticker: WDC CUSIP: 958102105 Class: EQTY

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 226,966 Value ($000) $39,099 Avg Close $151.55 Range $112.43 - $188.77
Q3 2025
Shares 197,360 Value ($000) $23,695 Avg Close $81.60 Range $62.82 - $122.49
Q2 2025
Shares 193,665 Value ($000) $12,393 Avg Close $47.46 Range $28.72 - $64.21
Q1 2025
Shares 297,058 Value ($000) $12,010 Avg Close $47.25 Range $38.95 - $54.41
Q4 2024
Shares 296,557 Value ($000) $17,684 Avg Close $50.08 Range $44.29 - $55.80
Q3 2024
Shares 238,418 Value ($000) $16,282 Avg Close $50.34 Range $39.73 - $60.52
Q2 2024
Shares 175,461 Value ($000) $13,295 Avg Close $55.25 Range $49.12 - $61.40
Q1 2024
Shares 175,025 Value ($000) $11,944 Avg Close $43.62 Range $36.87 - $52.17
Q4 2023
Shares 243,031 Value ($000) $12,728 Avg Close $34.87 Range $26.82 - $40.07
Q3 2023
Shares 198,272 Value ($000) $9,047 Avg Close $31.42 Range $27.45 - $35.31
Q2 2023
Shares 166,288 Value ($000) $6,307 Avg Close $27.71 Range $24.07 - $31.23
Q1 2023
Shares 168,385 Value ($000) $6,343 Avg Close $29.22 Range $23.31 - $34.06
Q4 2022
Shares 187,653 Value ($000) $5,920 Avg Close $26.28 Range $22.39 - $30.85
Q3 2022
Shares 278,471 Value ($000) $9,064 Avg Close $33.07 Range $23.76 - $38.36
Q2 2022
Shares 219,491 Value ($000) $9,840 Avg Close $40.01 Range $32.99 - $47.63
Q1 2022
Shares 226,747 Value ($000) $11,258 Avg Close $40.89 Range $33.02 - $52.23
Q4 2021
Shares 227,980 Value ($000) $14,867 Avg Close $43.29 Range $37.27 - $50.63
Q3 2021
Shares 311,079 Value ($000) $17,557 Avg Close $47.33 Range $41.77 - $54.33
Q2 2021
Shares 234,986 Value ($000) $16,724 Avg Close $53.87 Range $48.26 - $58.87
Q1 2021
Shares 204,129 Value ($000) $13,626 Avg Close $46.58 Range $36.61 - $54.95
Q4 2020
Shares 171,325 Value ($000) $9,490 Avg Close $33.07 Range $26.57 - $42.13
Q3 2020
Shares 256,930 Value ($000) $9,391 Avg Close $29.61 Range $25.25 - $35.68
Q2 2020
Shares 450,409 Value ($000) $19,886 Avg Close $32.27 Range $28.18 - $37.56
Q1 2020
Shares 1,081,664 Value ($000) $45,019 Avg Close $43.55 Range $20.36 - $53.51
Q4 2019
Shares 995,525 Value ($000) $63,186 Avg Close $40.69 Range $34.40 - $46.90
Q3 2019
Shares 494,566 Value ($000) $29,496 Avg Close $41.27 Range $34.56 - $47.73
Q2 2019
Shares 395,792 Value ($000) $18,820 Avg Close $32.78 Range $25.73 - $40.13
Q1 2019
Shares 73,652 Value ($000) $3,540 Avg Close $32.38 Range $25.03 - $38.16
Q4 2018
Shares 257,001 Value ($000) $9,501 Avg Close $33.07 Range $23.85 - $41.99
Q3 2018
Shares 308,355 Value ($000) $18,051 Avg Close $46.86 Range $37.47 - $56.00
Q2 2018
Shares 346,261 Value ($000) $26,804 Avg Close $58.47 Range $52.75 - $64.87
Q1 2018
Shares 355,940 Value ($000) $32,843 Avg Close $61.52 Range $53.81 - $73.88
Q4 2017
Shares 349,365 Value ($000) $27,785 Avg Close $58.49 Range $52.57 - $64.05
Q3 2017
Shares 347,729 Value ($000) $30,044 Avg Close $59.93 Range $53.45 - $65.37
Q2 2017
Shares 332,305 Value ($000) $29,442 Avg Close $59.68 Range $54.65 - $64.49
Q1 2017
Shares 287,553 Value ($000) $23,732 Avg Close $51.29 Range $46.27 - $57.21
Q4 2016
Shares 320,581 Value ($000) $21,783 Avg Close $40.87 Range $34.90 - $48.23
Q3 2016
Shares 448,988 Value ($000) $26,252 Avg Close $33.13 Range $28.62 - $40.10
Q2 2016
Shares 453,076 Value ($000) $21,412 Avg Close $28.61 Range $22.97 - $33.66
Q1 2016
Shares 212,752 Value ($000) $10,050 Avg Close $30.76 Range $25.11 - $39.62
Q4 2015
Shares 149,546 Value ($000) $8,980 Avg Close $43.55 Range $37.34 - $55.67
Q3 2015
Shares 377,537 Value ($000) $29,992 Avg Close $50.91 Range $43.42 - $56.60
Q2 2015
Shares 382,157 Value ($000) $29,969 Avg Close $60.27 Range $50.11 - $64.90
Q1 2015
Shares 378,737 Value ($000) $34,469 Avg Close $65.44 Range $57.41 - $72.02
Q4 2014
Shares 383,367 Value ($000) $42,439 Avg Close $62.96 Range $52.21 - $72.28
Q3 2014
Shares 373,457 Value ($000) $36,345 Avg Close $62.41 Range $58.43 - $64.97
Q2 2014
Shares 372,347 Value ($000) $34,368 Avg Close $55.43 Range $50.48 - $59.36
Q1 2014
Shares 362,737 Value ($000) $33,306 Avg Close $53.80 Range $50.34 - $57.78
Q4 2013
Shares 510,827 Value ($000) $42,858 Avg Close $45.88 Range $38.72 - $52.56
Q3 2013
Shares 519,747 Value ($000) $32,952 Avg Close $40.38 Range $36.69 - $43.65
Q2 2013
Shares 521,687 Value ($000) $32,392 Avg Close $35.69 Range $30.03 - $40.17