Madrone Advisors’s Illumina ILMN Stock Holding History

Madrone 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
2025 Q2	–	Sell	-80,000	Closed	-$6.35M	–	6
2025 Q1	$6.35M	Hold	80,000	–	–	1.06%	5
2024 Q4	$10.7M	Hold	80,000	–	–	2.04%	5
2024 Q3	$10.4M	Hold	80,000	–	–	1.67%	5
2024 Q2	$8.35M	Sell	80,000 -2,240	-3%	-$251K	1.47%	4
2024 Q1	$11M	Hold	82,240	–	–	1.51%	4
2023 Q4	$11.1M	Hold	82,240	–	–	1.39%	4
2023 Q3	$11M	Hold	82,240	–	–	2.36%	5
2023 Q2	$15M	Sell	82,240 -94,397	-53%	-$19.1M	2.62%	3
2023 Q1	$40M	Hold	176,637	–	–	7.36%	3
2022 Q4	$34.7M	Buy	+176,637	New	+$36.6M	6.7%	4

Other funds holding ILMN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return

WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return

Loomis, Sayles & Company Boston, Massachusetts $79.8B AUM 16.05% 1-Year Est. Return

Corvex Management New York $3.27B AUM 38.53% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

PointState Capital New York $7.82B AUM 43.51% 1-Year Est. Return

Madrone Advisors's ILMN Position: Q2 2025 in Review

Madrone Advisors sold out of Illumina (ILMN) in Q2 2025, closing a stake of 80,000 shares — an estimated $6.35M sold.

Madrone Advisors first reported a position in ILMN in Q4 2022 and held it in 10 quarters. The position peaked at $40M in Q1 2023. 740 funds tracked by Wall St. Rank hold ILMN as of Q2 2025.

Madrone Advisors reported no remaining Illumina position as of Q2 2025 after selling out during the quarter.
Madrone Advisors sold 80,000 Illumina shares in Q2 2025, an estimated $6.35M.
Madrone Advisors first reported a position in Illumina in Q4 2022 and held it in 10 quarters.
Madrone Advisors's Illumina position peaked at $40M in Q1 2023.
740 funds tracked by Wall St. Rank held Illumina as of Q2 2025.

Based on Madrone Advisors's 13F filing for Q2 2025, filed 13 Aug 2025.