Magnetar Financial’s Xenon Pharmaceuticals XENE Stock Holding History

Magnetar Financial’s Portfolio XENE Stock Details XENE Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$477K	Sell	12,816 -5,397	-30%	-$321K	﹤0.01%	860
2026 Q2	$1.1M	Buy	+18,213	New	+$1.01M	0.01%	425
2026 Q1	–	Sell	-5,153	Closed	-$231K	–	1437
2025 Q4	$231K	Buy	+5,153	New	+$216K	﹤0.01%	761
2025 Q1	–	Sell	-5,363	Closed	-$210K	–	970
2024 Q4	$210K	Buy	+5,363	New	+$222K	﹤0.01%	545

Other funds holding XENE

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Affinity Asset Advisors New York $2.46B AUM 196.28% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $30.6B AUM 42.55% 1-Year Est. Return

Franklin Resources San Mateo, California $474B AUM 32.39% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $106B AUM 32.76% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

BNP Paribas Asset Management Paris, France $102B AUM 35.16% 1-Year Est. Return

Magnetar Financial's XENE Position: Q3 2026 in Review

Magnetar Financial reduced its Xenon Pharmaceuticals (XENE) stake by 30% in Q3 2026, selling an estimated $321K and leaving 12,816 shares worth $477K. The position accounts for ﹤0.01% of the portfolio, ranked #860.

Magnetar Financial first reported a position in XENE in Q4 2024 and has held it in 4 quarters since. The position peaked at $1.1M in Q2 2026. 196 funds tracked by Wall St. Rank hold XENE as of Q3 2026.

Magnetar Financial held 12,816 shares of Xenon Pharmaceuticals worth $477K as of Q3 2026.
Magnetar Financial sold 5,397 Xenon Pharmaceuticals shares in Q3 2026, an estimated $321K.
Xenon Pharmaceuticals made up ﹤0.01% of Magnetar Financial's portfolio in Q3 2026, its #860 holding.
Magnetar Financial first reported a position in Xenon Pharmaceuticals in Q4 2024 and has held it in 4 quarters since.
Magnetar Financial's Xenon Pharmaceuticals position peaked at $1.1M in Q2 2026.
196 funds tracked by Wall St. Rank held Xenon Pharmaceuticals as of Q3 2026.

Based on Magnetar Financial's 13F filing for Q3 2026, filed 13 Nov 2026.