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Arcellx shares owned by Magnetar Financial

Quarter-by-quarter ownership of Arcellx (ACLX) shares owned by Magnetar Financial from 13F filings

Historical chart of Magnetar Financial investment in Arcellx

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All positions including Arcellx held by Magnetar Financial consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Arcellx by Magnetar Financial

Quarter filed Position value Share count Share price at filing
2026-03-31 $45M 395k 114.82

More positions owned by Magnetar Financial

Coreweave Com Cl A (CRWV)
Air Lease Corp Cl A
Chart Industries (GTLS)
PNM Resources (TXNM)
Penumbra (PEN)
Warner Bros Discovery Com Ser A (WBD)
ProAssurance Corporation (PRA)
Kenvue (KVUE)
Webster Financial Corporation (WBS)
Allied Gold Corp Com New (AAUC)
Norfolk Southern (NSC)
Teck Resources CL B (TECK)
Masimo Corporation (MASI)
Jd.com Note 0.250% 6/0 (Principal)
Trip Com Group Note 0.750% 6/1 (Principal)

View all positions for Magnetar Financial

Top funds holding Arcellx

T. Rowe Price Investment Management
Gilead Sciences
Paradigm Biocapital Advisors
Vanguard Group
BlackRock
FMR
NEA Management Company
Pentwater Capital Management
Vanguard Capital Management
Vanguard Portfolio Management
Sr One Capital Management
HBK Investments
State Street Corporation
Glazer Capital
Goldman Sachs Group

View all funds holding Arcellx