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	$10.4M	Sell	84,100 -49,200	-37%	-$6.46M	﹤0.01%	3206
2025 Q4	$17.5M	Sell	133,300 -22,700	-15%	-$2.66M	﹤0.01%	2520
2025 Q3	$14.8M	Sell	156,000 -16,700	-10%	-$1.66M	﹤0.01%	2708
2025 Q2	$16.5M	Buy	172,700 +12,500	+8%	+$1.01M	﹤0.01%	2387
2025 Q1	$12.7M	Buy	160,200 +72,500	+83%	+$7.85M	﹤0.01%	2549
2024 Q4	$11.7M	Sell	87,700 -3,300	-4%	-$470K	﹤0.01%	2784
2024 Q3	$11.9M	Sell	91,000 -59,500	-40%	-$7.34M	﹤0.01%	2662
2024 Q2	$15.7M	Sell	150,500 -243,018	-62%	-$27.3M	﹤0.01%	2256
2024 Q1	$52.6M	Sell	393,518 -83,371	-17%	-$11.2M	0.01%	1172
2023 Q4	$64.6M	Buy	476,889 +154,508	+48%	+$17.8M	0.01%	982
2023 Q3	$43.1M	Buy	322,381 +208,479	+183%	+$34.3M	0.01%	1189
2023 Q2	$20.8M	Sell	113,902 -720	-0.6%	-$146K	﹤0.01%	1842
2023 Q1	$25.9M	Sell	114,622 -96,632	-46%	-$19.8M	0.01%	1671
2022 Q4	$41.6M	Sell	211,254 -74,016	-26%	-$15.3M	0.01%	1270
2022 Q3	$52.9M	Buy	285,270 +78,334	+38%	+$15.5M	0.01%	1021
2022 Q2	$37.1M	Sell	206,936 -21,897	-10%	-$5.59M	0.01%	1262
2022 Q1	$77.8M	Buy	228,833 +20,046	+10%	+$6.77M	0.02%	792
2021 Q4	$77.3M	Sell	208,787 -34,027	-14%	-$12.9M	0.02%	848
2021 Q3	$95.8M	Sell	242,814 -65,175	-21%	-$30M	0.02%	677
2021 Q2	$142M	Sell	307,989 -21,279	-6%	-$8.57M	0.03%	491
2021 Q1	$123M	Buy	329,268 +145,359	+79%	+$59.3M	0.03%	489
2020 Q4	$66.2M	Sell	183,909 -57,157	-24%	-$18.2M	0.02%	772
2020 Q3	$72.5M	Buy	241,066 +68,259	+40%	+$23.5M	0.02%	632
2020 Q2	$62.3M	Buy	172,807 +29,401	+21%	+$9.46M	0.02%	658
2020 Q1	$38.1M	Sell	143,406 -112,155	-44%	-$31.4M	0.02%	781
2019 Q4	$82.5M	Buy	255,561 +51,195	+25%	+$15.5M	0.04%	497
2019 Q3	$60.5M	Buy	204,366 +71,240	+54%	+$21M	0.03%	647
2019 Q2	$47.7M	Buy	133,126 +18,504	+16%	+$5.84M	0.02%	754
2019 Q1	$34.6M	Sell	114,622 -71,138	-38%	-$20.7M	0.02%	916
2018 Q4	$54.2M	Buy	185,760 +58,288	+46%	+$18.1M	0.03%	574
2018 Q3	$45.5M	Buy	127,472 +23,541	+23%	+$7.54M	0.02%	813
2018 Q2	$28.2M	Buy	103,931 +27,756	+36%	+$7.06M	0.01%	1043
2018 Q1	$17.5M	Sell	76,175 -53,970	-41%	-$12.4M	0.01%	1235
2017 Q4	$27.7M	Buy	130,145 +45,541	+54%	+$9.37M	0.02%	968
2017 Q3	$16.4M	Buy	84,604 +12,438	+17%	+$2.32M	0.01%	1217
2017 Q2	$12.2M	Buy	72,166 +4,010	+6%	+$694K	0.01%	1307
2017 Q1	$11.3M	Sell	68,156 -38,448	-36%	-$6.06M	0.01%	1352
2016 Q4	$13.3M	Buy	106,604 +29,196	+38%	+$3.94M	0.01%	1155
2016 Q3	$13.7M	Buy	77,408 +2,672	+4%	+$427K	0.01%	1111
2016 Q2	$10.2M	Sell	74,736 -17,990	-19%	-$2.56M	0.01%	1226
2016 Q1	$14.6M	Sell	92,726 -11,205	-11%	-$1.71M	0.02%	936
2015 Q4	$19.4M	Sell	103,931 -35,980	-26%	-$5.81M	0.02%	860
2015 Q3	$23.9M	Sell	139,911 -3,598	-3%	-$727K	0.02%	789
2015 Q2	$30.5M	Buy	143,509 +44,101	+44%	+$8.61M	0.03%	755
2015 Q1	$18M	Sell	99,408 -11,513	-10%	-$2.17M	0.02%	1041
2014 Q4	$19.9M	Buy	110,921 +19,943	+22%	+$3.51M	0.02%	948
2014 Q3	$14.5M	Buy	90,978 +35,980	+65%	+$6.01M	0.02%	1114
2014 Q2	$9.55M	Sell	54,998 -15,626	-22%	-$2.33M	0.01%	1301
2014 Q1	$10.2M	Sell	70,624 -3,392	-5%	-$498K	0.01%	1247
2013 Q4	$7.96M	Buy	74,016 +11,822	+19%	+$1.08M	0.01%	1363
2013 Q3	$4.89M	Buy	62,194 +11,000	+21%	+$841K	0.01%	1606
2013 Q2	$3.73M	Buy	+51,194	New	+$3.28M	0.01%	1847

Other funds holding ILMN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Corvex Management New York $2.52B AUM 25.53% 1-Year Est. Return

Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return

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.