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Rossby Financial’s Illumina ILMN Stock Holding History

Rossby Financial’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 		$356K Sell
2,027
-20
-1% -$2.93K 0.07% 262
2026
Q1 		$259K Buy
2,047
+1,999
+4,165% +$262K 0.05% 315
2025
Q4 		$6.3K Buy
48
+20
+71% +$2.35K ﹤0.01% 1050
2025
Q3 		$2.86K Buy
28
+17
+155% +$1.69K ﹤0.01% 1078
2025
Q2 		$1.05K Buy
+11
New +$893 ﹤0.01% 1126

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 $3.37T AUM 44.26% 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

Rossby Financial's ILMN Position: Q2 2026 in Review

Rossby Financial reduced its Illumina (ILMN) stake by 0.98% in Q2 2026, selling an estimated $2.93K and leaving 2,027 shares worth $356K. The position accounts for 0.07% of the portfolio, ranked #262.

Rossby Financial first reported a position in ILMN in Q2 2025 and has held it in 5 quarters since. 937 funds tracked by Wall St. Rank hold ILMN as of Q2 2026.

  • Rossby Financial held 2,027 shares of Illumina worth $356K as of Q2 2026.
  • Rossby Financial sold 20 Illumina shares in Q2 2026, an estimated $2.93K.
  • Illumina made up 0.07% of Rossby Financial's portfolio in Q2 2026, its #262 holding.
  • Rossby Financial first reported a position in Illumina in Q2 2025 and has held it in 5 quarters since.
  • 937 funds tracked by Wall St. Rank held Illumina as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.