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Winton Group’s Illumina ILMN Stock Holding History

Winton Group’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
Q2 		$6.04M Buy
+34,357
New +$5.03M 0.2% 121
2025
Q4 		– Sell
-7,876
Closed -$748K – 1013
2025
Q3 		$748K Buy
+7,876
New +$781K 0.03% 514
2025
Q2 		– Sell
-5,505
Closed -$437K – 903
2025
Q1 		$437K Sell
5,505
-33,045
-86% -$3.58M 0.03% 526
2024
Q4 		$5.15M Buy
38,550
+24,249
+170% +$3.45M 0.34% 86
2024
Q3 		$1.86M Buy
14,301
+8,079
+130% +$997K 0.13% 151
2024
Q2 		$649K Buy
+6,222
New +$698K 0.04% 387
2022
Q1 		– Sell
-2,036
Closed -$754K – 1053
2021
Q4 		$754K Sell
2,036
-10
-0.5% -$3.79K 0.05% 551
2021
Q3 		$807K Sell
2,046
-2,354
-54% -$1.08M 0.05% 609
2021
Q2 		$2.02M Buy
4,400
+44
+1% +$17.7K 0.11% 184
2021
Q1 		$1.63M Sell
4,356
-909
-17% -$371K 0.09% 217
2020
Q4 		$1.9M Sell
5,265
-15,463
-75% -$4.93M 0.14% 126
2020
Q3 		$6.23M Sell
20,728
-9,783
-32% -$3.37M 0.2% 75
2020
Q2 		$11M Buy
30,511
+10,595
+53% +$3.41M 0.28% 28
2020
Q1 		$5.29M Sell
19,916
-15,516
-44% -$4.34M 0.14% 230
2019
Q4 		$11.4M Sell
35,432
-7,784
-18% -$2.36M 0.16% 192
2019
Q3 		$12.8M Sell
43,216
-1,195
-3% -$352K 0.15% 181
2019
Q2 		$15.9M Sell
44,411
-10,732
-19% -$3.39M 0.31% 127
2019
Q1 		$16.7M Buy
55,143
+264
+0.5% +$77K 0.34% 114
2018
Q4 		$16M Sell
54,879
-32,898
-37% -$10.2M 0.35% 95
2018
Q3 		$31.3M Buy
87,777
+66,533
+313% +$21.3M 0.66% 14
2018
Q2 		$5.77M Sell
21,244
-25,173
-54% -$6.4M 0.15% 262
2018
Q1 		$10.7M Sell
46,417
-11,438
-20% -$2.62M 0.3% 75
2017
Q4 		$12.3M Sell
57,855
-45,550
-44% -$9.37M 0.36% 62
2017
Q3 		$20M Buy
103,405
+14,247
+16% +$2.65M 0.64% 29
2017
Q2 		$15M Buy
+89,158
New +$15.4M 0.44% 64

Other funds holding ILMN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Winton Group's ILMN Position: Q2 2026 in Review

Winton Group opened a new position in Illumina (ILMN) in Q2 2026: 34,357 shares worth $6.04M. The stake represents 0.2% of the portfolio and ranks #121 among its holdings. This is a return to the name: Winton Group previously reported a position in ILMN as recently as Q3 2025.

Winton Group first reported a position in ILMN in Q2 2017 and has held it in 25 quarters since. The position peaked at $31.3M in Q3 2018. 939 funds tracked by Wall St. Rank hold ILMN as of Q2 2026.

  • Winton Group held 34,357 shares of Illumina worth $6.04M as of Q2 2026.
  • Illumina was a new Winton Group position in Q2 2026.
  • Illumina made up 0.2% of Winton Group's portfolio in Q2 2026, its #121 holding.
  • Winton Group first reported a position in Illumina in Q2 2017 and has held it in 25 quarters since.
  • Winton Group's Illumina position peaked at $31.3M in Q3 2018.
  • 939 funds tracked by Wall St. Rank held Illumina as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.