Jim Simons’s Illumina ILMN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$120M Sell
972,642
-162,000
-14% -$21.3M 0.19% 117
2025
Q4
$149M Sell
1,134,642
-70,300
-6% -$8.25M 0.23% 92
2025
Q3
$114M Buy
1,204,942
+183,082
+18% +$18.2M 0.15% 133
2025
Q2
$97.5M Sell
1,021,860
-67,700
-6% -$5.49M 0.13% 161
2025
Q1
$86.4M Buy
1,089,560
+184,700
+20% +$20M 0.13% 186
2024
Q4
$121M Sell
904,860
-179,100
-17% -$25.5M 0.18% 126
2024
Q3
$141M Buy
1,083,960
+83,642
+8% +$10.3M 0.21% 95
2024
Q2
$104M Buy
1,000,318
+221,589
+28% +$24.9M 0.18% 123
2024
Q1
$104M Buy
778,729
+262,449
+51% +$35.2M 0.16% 129
2023
Q4
$69.9M Buy
+516,280
New +$59.6M 0.11% 228
2022
Q3
Sell
-61,924
Closed -$11.1M 4208
2022
Q2
$11.1M Sell
61,924
-244,747
-80% -$62.5M 0.01% 1055
2022
Q1
$104M Sell
306,671
-83,371
-21% -$28.2M 0.12% 175
2021
Q4
$144M Sell
390,042
-45,960
-11% -$17.4M 0.18% 112
2021
Q3
$172M Buy
+436,002
New +$201M 0.22% 81
2021
Q2
Sell
-140,341
Closed -$52.4M 3609
2021
Q1
$52.4M Buy
+140,341
New +$57.2M 0.07% 334
2020
Q4
Sell
-18,420
Closed -$5.54M 3538
2020
Q3
$5.54M Sell
18,420
-120,490
-87% -$41.5M 0.01% 1518
2020
Q2
$50M Buy
138,910
+137,985
+14,917% +$44.4M 0.04% 430
2020
Q1
$246K Buy
+925
New +$259K ﹤0.01% 3039
2019
Q2
Sell
-198,525
Closed -$60M 3642
2019
Q1
$60M Buy
198,525
+173,320
+688% +$50.5M 0.05% 427
2018
Q4
$7.35M Sell
25,205
-15,111
-37% -$4.68M 0.01% 1496
2018
Q3
$14.4M Sell
40,316
-25,083
-38% -$8.04M 0.01% 1120
2018
Q2
$17.8M Buy
65,399
+46,671
+249% +$11.9M 0.02% 997
2018
Q1
$4.31M Sell
18,728
-26,317
-58% -$6.03M ﹤0.01% 1909
2017
Q4
$9.57M Sell
45,045
-91,903
-67% -$18.9M 0.01% 1414
2017
Q3
$26.5M Sell
136,948
-141,556
-51% -$26.4M 0.03% 729
2017
Q2
$47M Buy
+278,504
New +$48.2M 0.06% 399
2015
Q4
Sell
-126,668
Closed -$21.7M 3338
2015
Q3
$21.7M Buy
126,668
+28,887
+30% +$5.84M 0.05% 462
2015
Q2
$20.8M Sell
97,781
-23,850
-20% -$4.66M 0.05% 521
2015
Q1
$22M Sell
121,631
-360,417
-75% -$67.9M 0.05% 531
2014
Q4
$86.6M Buy
482,048
+249,804
+108% +$44M 0.21% 76
2014
Q3
$37M Buy
+232,244
New +$38.8M 0.1% 222
2014
Q2
Sell
-375,341
Closed -$54.3M 2859
2014
Q1
$54.3M Buy
375,341
+329,474
+718% +$48.4M 0.13% 156
2013
Q4
$4.93M Sell
45,867
-123,463
-73% -$11.3M 0.01% 1195
2013
Q3
$13.3M Buy
+169,330
New +$13M 0.03% 653

Other funds holding ILMN

Jim Simons's ILMN Position: Q1 2026 in Review

Jim Simons reduced its Illumina (ILMN) stake by 14% in Q1 2026, selling an estimated $21.3M and leaving 972,642 shares worth $120M. The position accounts for 0.19% of the portfolio, ranked #117.

Jim Simons first reported a position in ILMN in Q3 2013 and has held it in 34 quarters since. The position peaked at $172M in Q3 2021. 846 funds tracked by Wall St. Rank hold ILMN as of Q1 2026.

  • Jim Simons held 972,642 shares of Illumina worth $120M as of Q1 2026.
  • Jim Simons sold 162,000 Illumina shares in Q1 2026, an estimated $21.3M.
  • Illumina made up 0.19% of Jim Simons's portfolio in Q1 2026, its #117 holding.
  • Jim Simons first reported a position in Illumina in Q3 2013 and has held it in 34 quarters since.
  • Jim Simons's Illumina position peaked at $172M in Q3 2021.
  • 846 funds tracked by Wall St. Rank held Illumina as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.