Magnetar Financial’s Annexon ANNX Stock Holding History

Magnetar Financial’s Portfolio ANNX Stock Details ANNX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$78.7K	Buy	+14,205	New	+$80K	﹤0.01%	1035

Other funds holding ANNX

Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return

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

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

BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

BCLSI

Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return

Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return

MCO

MAK Capital One New York $679M AUM 29.02% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Magnetar Financial's ANNX Position: Q1 2026 in Review

Magnetar Financial opened a new position in Annexon (ANNX) in Q1 2026: 14,205 shares worth $78.7K. The stake represents ﹤0.01% of the portfolio and ranks #1035 among its holdings.

217 funds tracked by Wall St. Rank hold ANNX as of Q1 2026.

Magnetar Financial held 14,205 shares of Annexon worth $78.7K as of Q1 2026.
Annexon was a new Magnetar Financial position in Q1 2026.
Annexon made up ﹤0.01% of Magnetar Financial's portfolio in Q1 2026, its #1035 holding.
217 funds tracked by Wall St. Rank held Annexon as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.