Magnetar Financial’s KLA KLAC Stock Holding History

Magnetar Financial’s Portfolio KLAC Stock Details KLAC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q2	–	Sell	-5,726,000	Closed	-$41.7M	–	427
2016 Q1	$41.7M	Sell	5,726,000 -20,298,000	-78%	-$137M	0.64%	50
2015 Q4	$180M	Buy	+26,024,000	New	+$167M	2.12%	12

Other funds holding KLAC

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

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

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

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Magnetar Financial's KLAC Position: Q4 2025 in Review

Magnetar Financial sold out of KLA (KLAC) in Q4 2025, closing a stake of 4,620 shares — an estimated $498K sold.

Magnetar Financial first reported a position in KLAC in Q3 2015 and held it in 22 quarters. The position peaked at $472M in Q4 2015. 1,907 funds tracked by Wall St. Rank hold KLAC as of Q4 2025.

Magnetar Financial reported no remaining KLA position as of Q4 2025 after selling out during the quarter.
Magnetar Financial sold 4,620 KLA shares in Q4 2025, an estimated $498K.
Magnetar Financial first reported a position in KLA in Q3 2015 and held it in 22 quarters.
Magnetar Financial's KLA position peaked at $472M in Q4 2015.
1,907 funds tracked by Wall St. Rank held KLA as of Q4 2025.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.