State of Wisconsin Investment Board’s Illumina ILMN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$13.6M Sell
77,330
-2,339
-3% -$342K 0.03% 531
2026
Q1
$9.82M Buy
79,669
+2,254
+3% +$296K 0.02% 667
2025
Q4
$10.2M Sell
77,415
-6,784
-8% -$796K 0.02% 672
2025
Q3
$8M Buy
84,199
+476
+0.6% +$47.2K 0.02% 747
2025
Q2
$7.99M Sell
83,723
-5,711
-6% -$463K 0.02% 746
2025
Q1
$7.1M Buy
89,434
+2,130
+2% +$231K 0.02% 785
2024
Q4
$11.7M Sell
87,304
-2,637
-3% -$376K 0.03% 558
2024
Q3
$11.7M Sell
89,941
-7,438
-8% -$918K 0.03% 561
2024
Q2
$10.2M Buy
97,379
+7,626
+8% +$855K 0.03% 578
2024
Q1
$12M Buy
89,753
+2,590
+3% +$347K 0.03% 529
2023
Q4
$11.8M Buy
87,163
+687
+0.8% +$79.3K 0.03% 524
2023
Q3
$11.5M Sell
86,476
-49,254
-36% -$8.1M 0.04% 493
2023
Q2
$24.8M Buy
135,730
+13,038
+11% +$2.64M 0.07% 271
2023
Q1
$27.8M Sell
122,692
-6,881
-5% -$1.41M 0.08% 239
2022
Q4
$25.5M Sell
129,573
-10,386
-7% -$2.15M 0.08% 246
2022
Q3
$26M Buy
139,959
+26,367
+23% +$5.22M 0.08% 234
2022
Q2
$20.4M Buy
113,592
+2,335
+2% +$596K 0.05% 354
2022
Q1
$37.8M Buy
111,257
+34,334
+45% +$11.6M 0.08% 254
2021
Q4
$28.5M Sell
76,923
-8,785
-10% -$3.33M 0.06% 362
2021
Q3
$33.8M Buy
85,708
+13,654
+19% +$6.28M 0.07% 312
2021
Q2
$33.2M Sell
72,054
-8,996
-11% -$3.62M 0.07% 320
2021
Q1
$30.3M Buy
81,050
+5,581
+7% +$2.28M 0.06% 324
2020
Q4
$27.2M Sell
75,469
-5,634
-7% -$1.8M 0.06% 324
2020
Q3
$24.4M Sell
81,103
-839
-1% -$289K 0.06% 323
2020
Q2
$29.5M Buy
81,942
+6,076
+8% +$1.96M 0.08% 264
2020
Q1
$20.2M Sell
75,866
-104,407
-58% -$29.2M 0.07% 307
2019
Q4
$58.2M Buy
180,273
+38,867
+27% +$11.8M 0.15% 151
2019
Q3
$41.8M Sell
141,406
-9,955
-7% -$2.93M 0.12% 195
2019
Q2
$54.2M Sell
151,361
-33,044
-18% -$10.4M 0.15% 147
2019
Q1
$55.7M Sell
184,405
-5,715
-3% -$1.67M 0.16% 140
2018
Q4
$55.5M Buy
190,120
+10,695
+6% +$3.31M 0.18% 119
2018
Q3
$64.1M Buy
179,425
+3,599
+2% +$1.15M 0.18% 114
2018
Q2
$47.8M Sell
175,826
-2,437
-1% -$620K 0.14% 155
2018
Q1
$41M Sell
178,263
-12,436
-7% -$2.85M 0.12% 180
2017
Q4
$40.5M Buy
190,699
+30,781
+19% +$6.33M 0.11% 196
2017
Q3
$31M Buy
159,918
+978
+0.6% +$182K 0.09% 246
2017
Q2
$26.8M Sell
158,940
-19,964
-11% -$3.45M 0.09% 265
2017
Q1
$29.7M Buy
178,904
+10,185
+6% +$1.6M 0.11% 198
2016
Q4
$21M Sell
168,719
-6,568
-4% -$885K 0.09% 234
2016
Q3
$31M Sell
175,287
-23,439
-12% -$3.75M 0.12% 181
2016
Q2
$27.1M Buy
198,726
+20,499
+12% +$2.91M 0.11% 200
2016
Q1
$28.1M Buy
178,227
+33,474
+23% +$5.12M 0.11% 204
2015
Q4
$27M Buy
144,753
+19,676
+16% +$3.18M 0.1% 221
2015
Q3
$21.4M Sell
125,077
-3,032
-2% -$613K 0.08% 284
2015
Q2
$27.2M Buy
128,109
+4,903
+4% +$958K 0.1% 251
2015
Q1
$22.2M Sell
123,206
-25,881
-17% -$4.87M 0.08% 312
2014
Q4
$26.8M Sell
149,087
-8,162
-5% -$1.44M 0.09% 262
2014
Q3
$25.1M Sell
157,249
-13,642
-8% -$2.28M 0.09% 269
2014
Q2
$29.7M Sell
170,891
-13,466
-7% -$2.01M 0.11% 224
2014
Q1
$26.7M Buy
184,357
+92
+0% +$13.5K 0.1% 236
2013
Q4
$19.8M Sell
184,265
-2,704
-1% -$248K 0.08% 307
2013
Q3
$14.7M Sell
186,969
-81,403
-30% -$6.23M 0.06% 388
2013
Q2
$19.5M Buy
+268,372
New +$17.2M 0.08% 297

Other funds holding ILMN

State of Wisconsin Investment Board's ILMN Position: Q2 2026 in Review

State of Wisconsin Investment Board reduced its Illumina (ILMN) stake by 2.9% in Q2 2026, selling an estimated $342K and leaving 77,330 shares worth $13.6M. The position accounts for 0.03% of the portfolio, ranked #531.

State of Wisconsin Investment Board first reported a position in ILMN in Q2 2013 and has held it in 53 quarters since. The position peaked at $64.1M in Q3 2018. 932 funds tracked by Wall St. Rank hold ILMN as of Q2 2026.

  • State of Wisconsin Investment Board held 77,330 shares of Illumina worth $13.6M as of Q2 2026.
  • State of Wisconsin Investment Board sold 2,339 Illumina shares in Q2 2026, an estimated $342K.
  • Illumina made up 0.03% of State of Wisconsin Investment Board's portfolio in Q2 2026, its #531 holding.
  • State of Wisconsin Investment Board first reported a position in Illumina in Q2 2013 and has held it in 53 quarters since.
  • State of Wisconsin Investment Board's Illumina position peaked at $64.1M in Q3 2018.
  • 932 funds tracked by Wall St. Rank held Illumina as of Q2 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.