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Hedge fund

Magnetar Financial LLC

13F for the quarter to June 30, 2026, filed August 14, 2026 · SEC CIK 1352851

Reported value
$10.5bn
66% in companies we cover
Positions we cover
636
Largest CRWV 49.5%
Copy, a year
+3.2%
S&P 500 +13.7%
Copy Sharpe ratio
0.19
S&P 500 0.75

How copying its 13F would have done

$10.0k$20.0k$40.0k 2014201620182020202220242026 $50.9k$14.9k
CopyS&P 500 $10,000 copying Magnetar Financial LLC's filed holdings in companies we cover from February 21, 2014, buying on the first trading day after each 13F was filed and holding until the next, against the S&P 500 (total return). Marked weekly, log scale. Before costs and taxes; misses trading within each quarter and anything 13F does not show (shorts, cash, bonds, non-US holdings).

Biggest drop −62.0% (S&P 500 −31.8%); beta 0.86; alpha −4.2% a year (t = −0.51); last 12 months −52.2% against +12.1%.

Reported value by quarter

Magnetar Financial LLC: 13F reported value Total value of all positions in each quarter's 13F, as filed (values before 2023 were filed in thousands of dollars and are converted).
$0 $5B $10B $15B $20B Reported value, 2013-03-31: $680K Reported value, 2013-06-30: $8.4M Reported value, 2013-09-30: $39.2M Reported value, 2013-12-31: $52.5M Reported value, 2014-03-31: $157.8M Reported value, 2014-06-30: $112.8M Reported value, 2014-09-30: $61.5M Reported value, 2014-12-31: $9.2M Reported value, 2015-03-31: $71.8M Reported value, 2015-06-30: $33.2M Reported value, 2015-09-30: $98.4M Reported value, 2015-12-31: $140M Reported value, 2016-03-31: $168.6M Reported value, 2016-06-30: $106.6M Reported value, 2016-09-30: $56.9M Reported value, 2016-12-31: $387.1M Reported value, 2017-03-31: $446.3M Reported value, 2017-06-30: $776.7M Reported value, 2017-09-30: $1.1B Reported value, 2017-12-31: $543.1M Reported value, 2018-03-31: $838.9M Reported value, 2018-06-30: $1.4B Reported value, 2018-09-30: $5.3B Reported value, 2018-12-31: $4B Reported value, 2019-03-31: $3.8B Reported value, 2019-06-30: $4.8B Reported value, 2019-09-30: $3.8B Reported value, 2019-12-31: $4.6B Reported value, 2020-03-31: $4B Reported value, 2020-06-30: $3.2B Reported value, 2020-09-30: $5.4B Reported value, 2020-12-31: $6.7B Reported value, 2021-03-31: $10.1B Reported value, 2021-06-30: $10.2B Reported value, 2021-09-30: $9.4B Reported value, 2021-12-31: $9.6B Reported value, 2022-03-31: $9B Reported value, 2022-06-30: $9.2B Reported value, 2022-09-30: $6.9B Reported value, 2022-12-31: $5.6B Reported value, 2023-03-31: $4.8B Reported value, 2023-06-30: $4.2B Reported value, 2023-09-30: $3.4B Reported value, 2023-12-31: $3.3B Reported value, 2024-03-31: $3.9B Reported value, 2024-06-30: $4.2B Reported value, 2024-09-30: $3.9B Reported value, 2024-12-31: $3.7B Reported value, 2025-03-31: $7.1B Reported value, 2025-06-30: $20B Reported value, 2025-09-30: $15.8B Reported value, 2025-12-31: $9.7B Reported value, 2026-03-31: $9.6B Reported value, 2026-06-30: $10.5B 2013-03-31 2015-12-31 2018-09-30 2021-06-30 2024-03-31 2026-06-30 $10.5B
View chart data
Period Reported value
2013-03-31 $680K
2013-06-30 $8.4M
2013-09-30 $39.2M
2013-12-31 $52.5M
2014-03-31 $157.8M
2014-06-30 $112.8M
2014-09-30 $61.5M
2014-12-31 $9.2M
2015-03-31 $71.8M
2015-06-30 $33.2M
2015-09-30 $98.4M
2015-12-31 $140M
2016-03-31 $168.6M
2016-06-30 $106.6M
2016-09-30 $56.9M
2016-12-31 $387.1M
2017-03-31 $446.3M
2017-06-30 $776.7M
2017-09-30 $1.1B
2017-12-31 $543.1M
2018-03-31 $838.9M
2018-06-30 $1.4B
2018-09-30 $5.3B
2018-12-31 $4B
2019-03-31 $3.8B
2019-06-30 $4.8B
2019-09-30 $3.8B
2019-12-31 $4.6B
2020-03-31 $4B
2020-06-30 $3.2B
2020-09-30 $5.4B
2020-12-31 $6.7B
2021-03-31 $10.1B
2021-06-30 $10.2B
2021-09-30 $9.4B
2021-12-31 $9.6B
2022-03-31 $9B
2022-06-30 $9.2B
2022-09-30 $6.9B
2022-12-31 $5.6B
2023-03-31 $4.8B
2023-06-30 $4.2B
2023-09-30 $3.4B
2023-12-31 $3.3B
2024-03-31 $3.9B
2024-06-30 $4.2B
2024-09-30 $3.9B
2024-12-31 $3.7B
2025-03-31 $7.1B
2025-06-30 $20B
2025-09-30 $15.8B
2025-12-31 $9.7B
2026-03-31 $9.6B
2026-06-30 $10.5B

Holdings and moves

CompanyShare of portfolioValueSharesChange in shares
CRWVCoreweave, Inc.49.51%$5.2bn52.06M−24.1% Reduced
KVUEKenvue0.84%$88.2m4.62M+0.2%
NSCNorfolk Southern0.83%$86.6m275.2K0.0%
DDominion Energy0.80%$83.3m1.22MNew
TXNMTxnm Energy Inc0.79%$82.2m1.45M−1.8% Reduced
PENPenumbra Inc0.77%$80.8m255.8K+1.8% Added
ROKURoku, Inc0.67%$70.0m507.1K+13811.7% Added
SLABSilicon Laboratories Inc.0.53%$54.9m251.2K+2.2% Added
TECHBio-Techne0.52%$53.8m761.9KNew
CZRCaesars Entertainment, Inc.0.50%$52.7m1.75MNew
RAMPLiveramp Holdings, Inc.0.50%$51.9m1.38MNew
PAYOPayoneer Global Inc.0.48%$50.6m7.11M+53873.0% Added
AAUCAllied Gold Corp0.48%$50.1m2.11M−16.3% Reduced
WTRGEssential Utilities, Inc.0.46%$48.2m1.26M+4.5% Added
UNFUnifirst Corp0.44%$46.2m174.6K+1.6% Added
OGNOrganon & Co.0.36%$38.0m2.81MNew
VALValaris Ltd0.34%$35.9m494.0K+1.4% Added
CCXIChurchill Capital Corp XI0.32%$33.5m1.92M−28.9% Reduced
IMXIInternational Money Express, Inc.0.28%$29.0m2.01M+4.4% Added
AXTAAxalta Coating Systems Ltd.0.24%$25.6m747.2K+0.8% Added
RPTRithm Property Trust Inc.0.23%$23.6m1.64M0.0%
LPBBLaunch Two Acquisition Corp.0.20%$21.2m1.98M0.0%
VECOVeeco Instruments Inc0.20%$21.0m277.4K−78.1% Reduced
SYNASynaptics Inc0.17%$18.0m144.9K+3801.7% Added
SPCXSpace Exploration Technologies Corp0.16%$17.1m100.0KNew
ZIMZIM Integrated Shipping Services Ltd.0.15%$15.8m608.3K+2.2% Added
NTWONewbury Street II Acquisition Corp0.15%$15.4m1.45M0.0%
IRHOIron Horse Acquisition II Corp.0.14%$15.0m1.50M0.0%
NWENorthwestern Energy Group, Inc.0.14%$14.8m206.9K+4.2% Added
BRUNBoost Run Inc.0.11%$11.3m292.0KNew
FACTFact II Acquisition Corp.0.11%$11.3m1.06M0.0%
SVAQSilicon Valley Acquisition Corp.0.10%$10.1m1.00M−9.1% Reduced
BIIIBlack Spade Acquisition III Co0.10%$9.9m1000.0K0.0%
IPXGInflection Point Acquisition Corp. VII0.08%$8.8m871.8KNew
IRDMIridium Communications Inc.0.08%$8.4m153.2KNew
DAAQDigital Asset Acquisition Corp.0.07%$7.8m750.0K0.0%
IHSIHS Holding Ltd0.06%$6.3m761.6K+2.2% Added
GSATGlobalstar, Inc.0.05%$5.5m67.7KNew
NATHNathans Famous, Inc.0.05%$5.1m50.3K+2.4% Added
SVIASilvia, Inc.0.05%$4.8m3.13M0.0%
BEAGBold Eagle Acquisition Corp.0.04%$4.3m400.0K0.0%
NKLRTerra Innovatum Global N.V.0.04%$3.8m765.6K−1.8% Reduced
MFCManulife Financial Corp0.03%$3.3m82.5K+128.2% Added
FFord Motor Company0.03%$3.3m236.9K+1208.7% Added
MKLYMckinley Acquisition Corp0.03%$3.0m300.0K0.0%
SSACSpacsphere Acquisition Corp.0.03%$3.0m300.0KNew
KEYSKeysight Technologies0.03%$2.9m8.3K−18.9% Reduced
YUMCYum China Holdings, Inc.0.03%$2.8m68.2K+291.0% Added
ARWArrow Electronics, Inc.0.03%$2.8m12.9K+8.4% Added
SNPSSynopsys Inc0.03%$2.7m6.1K+41.1% Added
ITRNIturan Location & Control Ltd.0.03%$2.7m44.5K+24.6% Added
SSNCSS&C Technologies Holdings Inc0.03%$2.7m43.3K+737.5% Added
AIGAmerican International Group0.02%$2.6m34.4K+279.0% Added
HIGThe Hartford0.02%$2.5m18.9KNew
DLBDolby Laboratories, Inc.0.02%$2.5m47.6K+82.2% Added
CMGChipotle Mexican Grill0.02%$2.5m73.0K+795.1% Added
MDTMedtronic0.02%$2.5m31.5KNew
ALSNAllison Transmission Holdings Inc0.02%$2.4m21.6KNew
SFStifel Financial Corp0.02%$2.3m33.3K−18.2% Reduced
DSGXDescartes Systems Group Inc0.02%$2.2m32.2K−29.0% Reduced
CMCSAComcast0.02%$2.2m90.3K+489.7% Added
IDTIDT Corp0.02%$2.2m38.0K+5.8% Added
MSFTMicrosoft Corporation0.02%$2.2m5.9K+648.7% Added
LLYLilly (Eli)0.02%$2.1m1.8K+81.5% Added
KEXKirby Corp0.02%$2.1m15.6KNew
FIVEFive Below, Inc0.02%$2.1m11.5K+37.4% Added
PAASPAN American Silver Corp0.02%$2.0m45.7KNew
CRMSalesforce0.02%$2.0m12.8KNew
MCGAYorkville Acquisition Corp.0.02%$2.0m195.0K0.0%
AMEAmetek0.02%$2.0m8.1K+64.8% Added
CVCOCavco Industries, Inc.0.02%$1.9m3.2KNew
RALRalliant Corp0.02%$1.9m25.8K−26.6% Reduced
BRBroadridge Financial Solutions0.02%$1.9m13.7KNew
WLYJohn Wiley & Sons, Inc.0.02%$1.9m38.3K+9.4% Added
ALRMAlarm.com Holdings, Inc.0.02%$1.8m39.2KNew
CNMCore & Main, Inc.0.02%$1.8m37.2KNew
NDSNNordson Corporation0.02%$1.8m5.9K+144.0% Added
FULFuller H B Co0.02%$1.8m30.1K+172.5% Added
CPRTCopart0.02%$1.7m61.7KNew
SJMThe J.M. Smucker Company0.02%$1.7m15.1K−29.0% Reduced
GILDGilead Sciences0.02%$1.7m13.4K+38.2% Added
MLIMueller Industries Inc0.02%$1.7m13.7K+491.6% Added
LFUSLittelfuse Inc0.02%$1.6m3.6K+276.3% Added
ALGNAlign Technology0.02%$1.6m9.7KNew
FHNFirst Horizon Corp0.01%$1.5m60.2KNew
ADIAnalog Devices0.01%$1.5m3.9K−27.4% Reduced
BBarrick Mining Corp0.01%$1.5m41.7K−38.2% Reduced
INGMIngram Micro Holding Corp0.01%$1.5m55.6K+131.5% Added
ICEIntercontinental Exchange0.01%$1.5m12.3KNew
AWIArmstrong World Industries Inc0.01%$1.5m9.4K−38.2% Reduced
DTDynatrace, Inc.0.01%$1.5m34.1K−24.3% Reduced
TMUST-Mobile US0.01%$1.5m8.8K+177.5% Added
AVTAvnet Inc0.01%$1.5m16.6KNew
ARQTArcutis Biotherapeutics, Inc.0.01%$1.5m56.1KNew
SOLSSolstice Advanced Materials Inc.0.01%$1.5m16.5K−22.5% Reduced
HBANHuntington Bancshares0.01%$1.5m82.2KNew
RGAReinsurance Group Of America Inc0.01%$1.4m6.8K−49.3% Reduced
NOMDNomad Foods Ltd0.01%$1.4m131.8K+1202.5% Added
TJXTJX Companies0.01%$1.4m9.5K+141.4% Added
NOCNorthrop Grumman0.01%$1.4m2.8KNew
GPIGroup 1 Automotive Inc0.01%$1.4m4.9KNew
BRXBrixmor Property Group Inc.0.01%$1.4m45.0K+48.4% Added
MDBMongodb, Inc.0.01%$1.4m4.1K−69.5% Reduced
HSTHost Hotels & Resorts0.01%$1.4m57.8K−25.2% Reduced
SPSCSPS Commerce Inc0.01%$1.4m23.7KNew
UHSUniversal Health Services0.01%$1.4m9.1K+29.7% Added
ANDEAndersons, Inc.0.01%$1.3m19.6KNew
GIIIG III Apparel Group LTD0.01%$1.3m39.5KNew
FISFidelity National Information Services0.01%$1.3m33.9K−45.8% Reduced
AFGAmerican Financial Group Inc0.01%$1.3m9.3K−36.8% Reduced
FWONKLiberty Media Corp0.01%$1.3m13.5K+256.7% Added
ROLRollins, Inc.0.01%$1.3m30.7KNew
JBLJabil0.01%$1.3m3.3K+199.5% Added
STNStantec Inc0.01%$1.3m18.6K+32.8% Added
ROSTRoss Stores0.01%$1.3m6.0K−61.6% Reduced
TDToronto Dominion Bank0.01%$1.3m10.3K−62.2% Reduced
KMTKennametal Inc0.01%$1.3m35.8K+79.3% Added
BAHBooz Allen Hamilton Holding Corp0.01%$1.3m20.6KNew
AAgilent Technologies0.01%$1.3m9.4K−61.0% Reduced
WWDWoodward, Inc.0.01%$1.3m2.9KNew
FDXFedEx0.01%$1.2m4.0K−28.1% Reduced
MDUMDU Resources Group Inc0.01%$1.2m58.9KNew
AGIAlamos Gold Inc0.01%$1.2m41.1K+129.6% Added
TFIITFI International Inc.0.01%$1.2m8.7K−52.7% Reduced
CNQCanadian Natural Resources Ltd0.01%$1.2m31.4KNew
CVXChevron Corporation0.01%$1.2m7.5KNew
GGGGraco Inc0.01%$1.2m16.4K+398.2% Added
WCCWesco International Inc0.01%$1.2m3.6KNew
HIIHuntington Ingalls Industries0.01%$1.2m4.4KNew
CUBECubesmart0.01%$1.2m31.1K−53.5% Reduced
ELThe Estée Lauder Companies0.01%$1.2m15.6KNew
WLKWestlake Corp0.01%$1.2m16.9KNew
CHDNChurchill Downs Inc0.01%$1.2m13.8K+13.3% Added
CNCCentene Corporation0.01%$1.2m19.2KNew
PLDPrologis0.01%$1.2m9.1KNew
PHMPulteGroup0.01%$1.2m9.0KNew
FRFirst Industrial Realty Trust Inc0.01%$1.2m20.1K+94.0% Added
BANFBancfirst Corp0.01%$1.2m11.0KNew
LYBLyondellBasell0.01%$1.2m23.2KNew
ASAmer Sports, Inc.0.01%$1.2m36.1KNew
MANHManhattan Associates Inc0.01%$1.2m8.6KNew
CSWCSW Industrials, Inc.0.01%$1.2m4.3KNew
VSXYVictoria's Secret & Co.0.01%$1.2m14.1K+46.9% Added
GMEDGlobus Medical Inc0.01%$1.2m14.8K−23.1% Reduced
ATIATI Inc0.01%$1.2m5.9KNew
UVSPUnivest Financial Corp0.01%$1.2m26.7KNew
CRUSCirrus Logic, Inc.0.01%$1.2m7.8KNew
ACMAecom0.01%$1.2m16.5K+44.2% Added
CLBTCellebrite DI Ltd.0.01%$1.1m78.5KNew
KMXCarmax Inc0.01%$1.1m21.2KNew
CompanyBought (value)Shares
DDominion Energy$83.3m1.22M
ROKURoku, Inc$69.5m503.4K
TECHBio-Techne$53.8m761.9K
CZRCaesars Entertainment, Inc.$52.7m1.75M
RAMPLiveramp Holdings, Inc.$51.9m1.38M
PAYOPayoneer Global Inc.$50.5m7.10M
OGNOrganon & Co.$38.0m2.81M
SYNASynaptics Inc$17.5m141.2K
SPCXSpace Exploration Technologies Corp$17.1m100.0K
BRUNBoost Run Inc.$11.3m292.0K
IPXGInflection Point Acquisition Corp. VII$8.8m871.8K
IRDMIridium Communications Inc.$8.4m153.2K
GSATGlobalstar, Inc.$5.5m67.7K
FFord Motor Company$3.0m218.8K
SSACSpacsphere Acquisition Corp.$3.0m300.0K

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

CompanySold (value)Shares
CRWVCoreweave, Inc.−$1.6bn−16.50M
VECOVeeco Instruments Inc−$75.0m−989.2K
CCXIChurchill Capital Corp XI−$13.6m−781.5K
AAUCAllied Gold Corp−$9.7m−410.1K
PLMKPlum Acquisition Corp. IV−$5.3m−500.0K
DOCUDocusign, Inc.−$4.3m−91.3K
MACIMelar Acquisition Corp. I/cayman−$4.0m−371.3K
AGOAssured Guaranty LTD−$3.6m−44.8K
CGNXCognex Corp−$3.4m−70.1K
ONTOOnto Innovation Inc.−$3.3m−16.0K
MDBMongodb, Inc.−$3.1m−9.3K
AITApplied Industrial Technologies Inc−$3.1m−11.7K
PHParker Hannifin−$3.0m−3.1K
AVGOBroadcom−$2.9m−10.0K
VTRSViatris−$2.9m−181.0K

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

CompanyValue last quarterShares
PLMKPlum Acquisition Corp. IV$5.3m500.0K
DOCUDocusign, Inc.$4.3m91.3K
MACIMelar Acquisition Corp. I/cayman$4.0m371.3K
CGNXCognex Corp$3.4m70.1K
ONTOOnto Innovation Inc.$3.3m16.0K
AITApplied Industrial Technologies Inc$3.1m11.7K
AVGOBroadcom$2.9m10.0K
VEEVVeeva Systems Inc$2.8m15.7K
BNSBank Of Nova Scotia$2.7m39.5K
AXSMAxsome Therapeutics, Inc.$2.7m16.0K
AAPLApple Inc.$2.6m10.7K
FROFrontline plc$2.5m72.0K
VMIValmont Industries Inc$2.5m6.2K
ATMUAtmus Filtration Technologies Inc.$2.5m43.7K
SGHCSuper Group (sghc) Ltd$2.4m224.1K
RKTRocket Companies, Inc.$2.4m169.7K
TXRHTexas Roadhouse, Inc.$2.4m14.6K
MHKMohawk Industries Inc$2.4m24.4K
ACNAccenture$2.3m11.5K
ABTAbbott Laboratories$2.2m22.1K
HCCWarrior MET Coal, Inc.$2.2m23.8K
CVICVR Energy Inc$2.2m65.4K
OLLIOllie's Bargain Outlet Holdings, Inc.$2.2m23.5K
BKEBuckle Inc$2.1m41.5K
NXSTNexstar Media Group, Inc.$2.1m11.5K
WTSWatts Water Technologies Inc$2.1m7.1K
BTUPeabody Energy Corp$2.0m61.5K
SYKStryker Corporation$2.0m6.2K
TOLToll Brothers, Inc.$2.0m14.7K
MDGLMadrigal Pharmaceuticals, Inc.$2.0m3.8K
  • Technology79.1%
  • Industrials4.7%
  • Utilities3.4%
  • Health Care3.2%
  • Financials2.5%
  • Consumer Staples1.6%
  • Consumer Discretionary1.6%
  • Communication Services1.6%
  • Materials1.4%
  • Energy0.7%
  • Real Estate0.3%

Share of the value held in companies we cover, by sector.

PeriodCopy, a yearS&P 500SharpeS&P 500Biggest dropBeta
Whole backtestFebruary 21, 2014 to November 2, 2026+3.2%+13.7%0.190.75−62.0%0.86
2018 onwardsJanuary 5, 2018 to November 2, 2026−1.5%+13.9%0.070.66−62.0%0.95
Last three yearsNovember 3, 2023 to November 2, 2026−5.3%+21.8%0.101.16−62.0%1.23
Last yearNovember 7, 2025 to November 2, 2026−40.1%+14.2%−0.440.84−45.9%2.69

From SEC Form 13F data sets. A 13F lists long positions in US-listed shares at the quarter's end, filed up to 45 days later; it does not show shorts, cash, bonds, non-US holdings or trades within the quarter. Positions in companies outside our coverage are not listed here. Research, not investment advice.