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Magnetar Financial LLC

CIK:0001352851
Hedge Fund
$26B AUM
870 holdings
Evanston, IL, United States
Founded:2005
198 employees
Latest filing:Jun 30, 2025

Magnetar Financial LLC is a multi-strategy hedge fund and SEC-registered investment adviser headquartered in Evanston, Illinois. The firm was founded in 2005 and today employs approximately 198 professionals. Magnetar manages alternative investment strategies for institutional investors, delivering alpha across a range of asset classes, and is managed by Magnetar Capital Partners LP.

Investment Strategy

Magnetar Financial LLC utilizes a multi-strategy investment approach, combining event-driven, fixed income, quantitative, and relative value strategies. The firm invests across public and private markets with a focus on generating risk-adjusted returns, proactive risk management, and diversification through uncorrelated strategies. Magnetar relies on rigorous research, proprietary analytics, and a flexible mandate, allowing it to identify opportunities throughout various market cycles and asset classes. Its philosophy emphasizes capital preservation and opportunistic investing.

Top Buys
C
CRWVCOREWEAVE INC
+$12.07B
D
DNBDUN & BRADSTREET HLDGS INC
+$96.7M
S
SWTXSPRINGWORKS THERAPEUTICS INC
+$96.5M
B
BPMCBLUEPRINT MEDICINES CORP
+$93.2M
S
SKXSKECHERS U S A INC
+$89.4M
Top Sells
B
BECNBEACON ROOFING SUPPLY INC
-$92.1M
D
DFSDISCOVER FINL SVCS
-$86.6M
V
VRNVEREN INC
-$83.7M
P
PYCRPAYCOR HCM INC
-$82.4M
B
BERYBERRY GLOBAL GROUP INC
-$78.1M

Top Holdings

C
CRWVCOREWEAVE INC
+75.7%$15.62B
D
DNBDUN & BRADSTREET HLDGS INC
+0.5%$96.7M
S
SWTXSPRINGWORKS THERAPEUTICS INC
+0.5%$96.5M
B
BPMCBLUEPRINT MEDICINES CORP
+0.5%$93.6M
S
SKXSKECHERS U S A INC
+0.4%$89.4M

Equity Positions (744)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
C
CRWV
COREWEAVE INC75.65%$15.62B95,818,248$37.08$163.06+$12.07B
D
DNB
DUN & BRADSTREET HLDGS INC0.47%$96.7M10,636,170$9.09$9.09+$96.7M
S
SWTX
SPRINGWORKS THERAPEUTICS INC0.47%$96.5M2,052,642$46.99$46.99+$96.5M
B
BPMC
BLUEPRINT MEDICINES CORP0.45%$93.6M730,047$127.93$128.18+$93.2M
S
SKX
SKECHERS U S A INC0.43%$89.4M1,416,775$63.10$63.10+$89.4M

Options Positions (1)

TickerSecurityActionTypeNotional ValueContractsUnderlying PricePremium PaidChange (Contracts)Change (Value)
H
HYG
ISHARES TR
Put
$15.5M1,950$80.65$78.650+$372.4K

Industry Allocation

SERVICES-PREPACKAGED SOFTWARE
+77.1%
BLANK CHECKS
+4.1%
PHARMACEUTICAL PREPARATIONS
+0.6%
BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
+0.5%
SERVICES-CONSUMER CREDIT REPORTING, COLLECTION AGENCIES
+0.5%