Citadel Advisors
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Citadel Advisors’s Illumina ILMN Stock Holding History

Citadel Advisors’s Portfolio ILMN Stock Details ILMN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-89,175
Closed -$11.7M – 13566
2025
Q4 		$11.7M Buy
89,175
+46,370
+108% +$5.44M ﹤0.01% 3061
2025
Q3 		$4.07M Buy
42,805
+15,916
+59% +$1.58M ﹤0.01% 4729
2025
Q2 		$2.57M Sell
26,889
-279,665
-91% -$22.7M ﹤0.01% 5255
2025
Q1 		$24.3M Buy
306,554
+298,110
+3,530% +$32.3M ﹤0.01% 1816
2024
Q4 		$1.13M Sell
8,444
-7,398
-47% -$1.05M ﹤0.01% 6763
2024
Q3 		$2.07M Sell
15,842
-410,461
-96% -$50.6M ﹤0.01% 5464
2024
Q2 		$44.5M Sell
426,303
-738,821
-63% -$82.9M 0.01% 1239
2024
Q1 		$156M Buy
1,165,124
+726,525
+166% +$97.4M 0.03% 477
2023
Q4 		$59.4M Sell
438,599
-906,645
-67% -$105M 0.01% 1055
2023
Q3 		$180M Buy
1,345,244
+841,217
+167% +$138M 0.04% 357
2023
Q2 		$91.9M Sell
504,027
-549,220
-52% -$111M 0.02% 660
2023
Q1 		$238M Sell
1,053,247
-364,413
-26% -$74.6M 0.05% 255
2022
Q4 		$279M Buy
1,417,660
+85,780
+6% +$17.8M 0.07% 222
2022
Q3 		$247M Buy
1,331,880
+132,720
+11% +$26.3M 0.06% 240
2022
Q2 		$215M Buy
1,199,160
+378,361
+46% +$96.6M 0.06% 259
2022
Q1 		$279M Buy
820,799
+95,899
+13% +$32.4M 0.06% 230
2021
Q4 		$268M Buy
724,900
+517,751
+250% +$196M 0.05% 252
2021
Q3 		$81.7M Buy
207,149
+108,069
+109% +$49.7M 0.02% 770
2021
Q2 		$45.6M Sell
99,080
-159,378
-62% -$64.2M 0.01% 1213
2021
Q1 		$96.6M Buy
258,458
+71,459
+38% +$29.1M 0.02% 599
2020
Q4 		$67.3M Buy
186,999
+12,349
+7% +$3.94M 0.02% 766
2020
Q3 		$52.5M Buy
174,650
+145,732
+504% +$50.2M 0.01% 829
2020
Q2 		$10.4M Sell
28,918
-22,350
-44% -$7.19M ﹤0.01% 2164
2020
Q1 		$13.6M Sell
51,268
-64,100
-56% -$17.9M 0.01% 1558
2019
Q4 		$37.2M Sell
115,368
-493,015
-81% -$149M 0.02% 974
2019
Q3 		$180M Buy
608,383
+274,161
+82% +$80.8M 0.08% 180
2019
Q2 		$120M Buy
334,222
+293,165
+714% +$92.6M 0.05% 326
2019
Q1 		$12.4M Sell
41,057
-24,850
-38% -$7.25M 0.01% 1821
2018
Q4 		$19.2M Sell
65,907
-194,646
-75% -$60.3M 0.01% 1265
2018
Q3 		$93M Buy
260,553
+26,980
+12% +$8.65M 0.04% 446
2018
Q2 		$63.5M Buy
233,573
+149,542
+178% +$38M 0.03% 575
2018
Q1 		$19.3M Buy
84,031
+4,291
+5% +$983K 0.01% 1144
2017
Q4 		$16.9M Sell
79,740
-265,188
-77% -$54.6M 0.01% 1272
2017
Q3 		$66.8M Sell
344,928
-737,514
-68% -$137M 0.05% 408
2017
Q2 		$183M Buy
1,082,442
+695,962
+180% +$120M 0.15% 97
2017
Q1 		$64.2M Buy
386,480
+136,351
+55% +$21.5M 0.06% 337
2016
Q4 		$31.2M Buy
250,129
+186,680
+294% +$25.2M 0.03% 600
2016
Q3 		$11.2M Buy
+63,449
New +$10.2M 0.01% 1269
2016
Q2 		– Sell
-58,121
Closed -$8.26M – 7065
2016
Q1 		$9.16M Buy
58,121
+8,111
+16% +$1.24M 0.01% 1263
2015
Q4 		$9.34M Sell
50,010
-126,528
-72% -$20.4M 0.01% 1334
2015
Q3 		$30.2M Buy
176,538
+68,142
+63% +$13.8M 0.03% 654
2015
Q2 		$23M Sell
108,396
-59,598
-35% -$11.6M 0.02% 908
2015
Q1 		$30.3M Buy
167,994
+52,336
+45% +$9.86M 0.03% 743
2014
Q4 		$20.8M Sell
115,658
-35,049
-23% -$6.18M 0.02% 916
2014
Q3 		$24M Buy
150,707
+139,715
+1,271% +$23.4M 0.03% 804
2014
Q2 		$1.91M Sell
10,992
-339,421
-97% -$50.6M ﹤0.01% 2766
2014
Q1 		$50.7M Sell
350,413
-416,841
-54% -$61.3M 0.06% 393
2013
Q4 		$82.6M Buy
767,254
+433,107
+130% +$39.7M 0.11% 198
2013
Q3 		$26.3M Sell
334,147
-50,800
-13% -$3.89M 0.04% 583
2013
Q2 		$28M Buy
+384,947
New +$24.6M 0.05% 471

Other funds holding ILMN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
CM
Corvex Management New York $2.52B AUM 25.53% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Citadel Advisors's ILMN Position: Q1 2026 in Review

Citadel Advisors sold out of Illumina (ILMN) in Q1 2026, closing a stake of 89,175 shares — an estimated $11.7M sold.

Citadel Advisors first reported a position in ILMN in Q2 2013 and held it in 50 quarters. The position peaked at $279M in Q1 2022. 844 funds tracked by Wall St. Rank hold ILMN as of Q1 2026.

  • Citadel Advisors reported no remaining Illumina position as of Q1 2026 after selling out during the quarter.
  • Citadel Advisors sold 89,175 Illumina shares in Q1 2026, an estimated $11.7M.
  • Citadel Advisors first reported a position in Illumina in Q2 2013 and held it in 50 quarters.
  • Citadel Advisors's Illumina position peaked at $279M in Q1 2022.
  • 844 funds tracked by Wall St. Rank held Illumina as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.