State of Wisconsin Investment Board’s Western Digital WDC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$60.1M Sell
222,130
-4,836
-2% -$1.26M 0.14% 119
2025
Q4
$39.1M Buy
226,966
+29,606
+15% +$4.49M 0.09% 186
2025
Q3
$23.7M Buy
197,360
+3,695
+2% +$302K 0.05% 299
2025
Q2
$12.4M Sell
193,665
-103,393
-35% -$4.92M 0.03% 542
2025
Q1
$12M Sell
297,058
-95,287
-24% -$4.52M 0.03% 530
2024
Q4
$17.7M Buy
392,345
+76,918
+24% +$3.87M 0.05% 374
2024
Q3
$16.3M Buy
315,427
+83,292
+36% +$4.21M 0.04% 426
2024
Q2
$13.3M Buy
232,135
+577
+0.2% +$32K 0.04% 460
2024
Q1
$11.9M Sell
231,558
-89,972
-28% -$3.94M 0.03% 534
2023
Q4
$12.7M Buy
321,530
+59,216
+23% +$2.07M 0.04% 487
2023
Q3
$9.05M Buy
262,314
+42,315
+19% +$1.33M 0.03% 607
2023
Q2
$6.31M Sell
219,999
-2,774
-1% -$77.2K 0.02% 840
2023
Q1
$6.34M Sell
222,773
-25,492
-10% -$748K 0.02% 832
2022
Q4
$5.92M Sell
248,265
-120,152
-33% -$3.17M 0.02% 842
2022
Q3
$9.06M Buy
368,417
+78,030
+27% +$2.59M 0.03% 615
2022
Q2
$9.84M Sell
290,387
-9,599
-3% -$385K 0.03% 652
2022
Q1
$11.3M Sell
299,986
-1,632
-0.5% -$67K 0.02% 726
2021
Q4
$14.9M Sell
301,618
-109,940
-27% -$4.78M 0.03% 607
2021
Q3
$17.6M Buy
411,558
+100,672
+32% +$4.78M 0.04% 516
2021
Q2
$16.7M Buy
310,886
+40,823
+15% +$2.21M 0.03% 524
2021
Q1
$13.6M Buy
270,063
+43,400
+19% +$2.03M 0.03% 607
2020
Q4
$9.49M Sell
226,663
-113,255
-33% -$3.76M 0.02% 699
2020
Q3
$9.39M Sell
339,918
-255,973
-43% -$7.61M 0.02% 658
2020
Q2
$19.9M Sell
595,891
-835,150
-58% -$27.1M 0.06% 352
2020
Q1
$45M Buy
1,431,041
+113,961
+9% +$5.05M 0.15% 149
2019
Q4
$63.2M Buy
1,317,080
+662,769
+101% +$27.6M 0.16% 139
2019
Q3
$29.5M Buy
654,311
+130,678
+25% +$5.58M 0.08% 273
2019
Q2
$18.8M Buy
523,633
+426,191
+437% +$14.6M 0.05% 383
2019
Q1
$3.54M Sell
97,442
-242,570
-71% -$8.3M 0.01% 892
2018
Q4
$9.5M Sell
340,012
-67,942
-17% -$2.41M 0.03% 551
2018
Q3
$18.1M Sell
407,954
-50,149
-11% -$2.54M 0.05% 392
2018
Q2
$26.8M Sell
458,103
-12,806
-3% -$815K 0.08% 272
2018
Q1
$32.8M Buy
470,909
+8,699
+2% +$586K 0.09% 235
2017
Q4
$27.8M Buy
462,210
+2,165
+0.5% +$139K 0.08% 287
2017
Q3
$30M Buy
460,045
+20,405
+5% +$1.35M 0.09% 254
2017
Q2
$29.4M Buy
439,640
+59,207
+16% +$3.93M 0.1% 248
2017
Q1
$23.7M Sell
380,433
-43,696
-10% -$2.51M 0.09% 246
2016
Q4
$21.8M Sell
424,129
-169,882
-29% -$7.83M 0.09% 224
2016
Q3
$26.3M Sell
594,011
-5,409
-0.9% -$204K 0.1% 226
2016
Q2
$21.4M Buy
599,420
+317,949
+113% +$10.5M 0.09% 260
2016
Q1
$10.1M Buy
281,471
+83,622
+42% +$2.99M 0.04% 510
2015
Q4
$8.98M Sell
197,849
-301,632
-60% -$15.4M 0.03% 538
2015
Q3
$30M Sell
499,481
-6,113
-1% -$368K 0.12% 200
2015
Q2
$30M Buy
505,594
+4,525
+0.9% +$324K 0.11% 224
2015
Q1
$34.5M Sell
501,069
-6,126
-1% -$479K 0.12% 211
2014
Q4
$42.4M Buy
507,195
+13,111
+3% +$990K 0.15% 165
2014
Q3
$36.3M Buy
494,084
+1,469
+0.3% +$110K 0.13% 185
2014
Q2
$34.4M Buy
492,615
+12,714
+3% +$852K 0.12% 195
2014
Q1
$33.3M Sell
479,901
-195,923
-29% -$12.8M 0.13% 187
2013
Q4
$42.9M Sell
675,824
-11,801
-2% -$659K 0.16% 134
2013
Q3
$33M Sell
687,625
-2,567
-0.4% -$127K 0.14% 174
2013
Q2
$32.4M Buy
+690,192
New +$30.2M 0.14% 169

Other funds holding WDC

State of Wisconsin Investment Board's WDC Position: Q1 2026 in Review

State of Wisconsin Investment Board reduced its Western Digital (WDC) stake by 2.1% in Q1 2026, selling an estimated $1.26M and leaving 222,130 shares worth $60.1M. The position accounts for 0.14% of the portfolio, ranked #119.

State of Wisconsin Investment Board first reported a position in WDC in Q2 2013 and has held it in 52 quarters since. The position peaked at $63.2M in Q4 2019. 1,408 funds tracked by Wall St. Rank hold WDC as of Q1 2026.

  • State of Wisconsin Investment Board held 222,130 shares of Western Digital worth $60.1M as of Q1 2026.
  • State of Wisconsin Investment Board sold 4,836 Western Digital shares in Q1 2026, an estimated $1.26M.
  • Western Digital made up 0.14% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #119 holding.
  • State of Wisconsin Investment Board first reported a position in Western Digital in Q2 2013 and has held it in 52 quarters since.
  • State of Wisconsin Investment Board's Western Digital position peaked at $63.2M in Q4 2019.
  • 1,408 funds tracked by Wall St. Rank held Western Digital as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.