EdgeMarket › What Magnetar Financial Llc reported owning

What Magnetar Financial Llc reported owning

As filed on Form 13F for the quarter ending 2026-03-31, up to 45 days after that date. Long-only US-listed equity — shorts, bonds, cash and non-US listings are not on the form, so this is one leg of the book, not the book.

Reported value

9.8B

Positions

1,130

Quarter

2026-03-31

Shown below

50
largest by value
holdingvalue% of booksharesprice1y
CRWV
CoreWeave, Inc.
4.7B48.2%68.6M87.85-4.0%
unmapped CUSIP 00912X30287.2M0.9%1.3M
unmapped CUSIP 16115Q30886.9M0.9%420.4K
TXNM
TXNM ENERGY INC
86.2M0.9%1.5M57.22+1.2%
PEN
Penumbra Inc
82.6M0.8%251.4K325.18+27.2%
WBD
Warner Bros. Discovery, Inc.
81.7M0.8%3.0M28.55+147.4%
unmapped CUSIP 74267C10680.3M0.8%3.2M
KVUE
Kenvue Inc.
79.4M0.8%4.6M19.06-11.9%
WBS
WEBSTER FINANCIAL CORP
78.9M0.8%1.1M77.57+33.2%
AAUC
Allied Gold Corp
78.1M0.8%2.5M23.58+79.0%
NSC
NORFOLK SOUTHERN CORP
77.7M0.8%275.2K350.72+22.8%
TECK
TECK RESOURCES LTD
77.5M0.8%1.5M69.20+121.3%
unmapped CUSIP 57479510076.0M0.8%427.1K
unmapped CUSIP 47215PAJ574.6M0.8%74.7M
unmapped CUSIP 89677QAB371.6M0.7%69.4M
DBRG
DigitalBridge Group, Inc.
65.0M0.7%4.2M15.93+41.1%
unmapped CUSIP 12634910964.5M0.7%807.4K
unmapped CUSIP 69331CAL261.3M0.6%59.0M
unmapped CUSIP 42824C20860.3M0.6%925.0K
MCHPP
MICROCHIP TECHNOLOGY INC
58.9M0.6%1.0M65.86+7.2%
unmapped CUSIP 03152W10957.6M0.6%4.0M
unmapped CUSIP 87265H10955.5M0.6%1.2M
SLAB
SILICON LABORATORIES INC.
51.2M0.5%245.8K218.00+63.0%
WTRG
Essential Utilities, Inc.
48.5M0.5%1.2M40.18+2.3%
VAL
Valaris Ltd
47.8M0.5%487.3K87.76+94.9%
unmapped CUSIP 63787010646.4M0.5%1.2M
unmapped CUSIP 01609WBG645.5M0.5%32.7M
unmapped CUSIP 03940C10045.3M0.5%394.9K
UNF
UNIFIRST CORP
43.2M0.4%171.9K290.25+66.9%
VECO
VEECO INSTRUMENTS INC
42.9M0.4%1.3M47.86+100.3%
QRVO
Qorvo, Inc.
41.9M0.4%541.2K95.56+7.3%
unmapped CUSIP 88362T10338.2M0.4%758.0K
LBRDK
Liberty Broadband Corp
36.4M0.4%723.8K36.02-41.3%
unmapped CUSIP 03753U10635.0M0.4%869.2K
SKYT
SkyWater Technology, LLC
32.2M0.3%1.2M32.46+239.9%
IMXI
International Money Express, Inc.
30.4M0.3%1.9M14.12-2.9%
unmapped CUSIP 68389X20429.8M0.3%650.0K
unmapped CUSIP 85892710629.7M0.3%812.2K
unmapped CUSIP 13810310629.0M0.3%2.7M
unmapped CUSIP 86668310528.3M0.3%1.7M
CCXI
Churchill Capital Corp XI
27.4M0.3%2.7M14.57-17.6%
DMII
Drugs Made In America Acquisition II Corp.
26.9M0.3%2.7M10.14
NOVTU
NOVANTA INC
26.8M0.3%500.0K62.26
EVAC
EQV Ventures Acquisition Corp. II
25.2M0.3%2.5M10.27
TACH
Titan Acquisition Corp.
22.7M0.2%2.2M10.47+3.3%
unmapped CUSIP 65339F65522.6M0.2%450.0K
TALK
Talkspace, Inc.
22.0M0.2%4.3M5.25+103.5%
RPT
Rithm Property Trust Inc.
21.9M0.2%1.6M13.21-14.0%
LPBB
Launch Two Acquisition Corp.
21.0M0.2%2.0M10.79+3.5%
LPAA
Launch One Acquisition Corp.
20.9M0.2%1.9M10.75+3.1%

A position that grew quarter on quarter may simply reflect a higher price: if the stock rose 40% and the manager did nothing, the reported value rose 40%. Reading that as accumulation is reading the price back to yourself. More on that →

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