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Livermore
Livermore
ZHEN

Magnetar Financial LLC

SEC CIK
0001352851
Latest filing
Aug 14, 2026

Holdings in Q3 2023

Holdings as of Sep 30, 2023, filed Nov 14, 2023. Long positions only; changes compare share counts with Q2 2023.

Institution overview
Positions
430
−42 vs. Q2 2023
Portfolio value
$3.91B
−$646.9M (−14.2%) vs. Q2 2023
Filed
Nov 14, 2023
SEC
Holdings of Magnetar Financial LLC in Q3 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
MRKMerck & Co., Inc.Stock1,286,768$132.5M3.4%+632,837+96.8%AddedHistory
ZBHZimmer Biomet Holdings, Inc.Stock1,096,051$123.0M3.1%+784,219+251.5%AddedHistory
ACIAlbertsons Companies, Inc.COMMON STOCK4,666,036$106.2M2.7%+88,935+1.9%AddedHistory
MDTMedtronic plcStock1,319,912$103.4M2.6%+793,987+151.0%AddedHistory
ABTAbbott LaboratoriesStock1,033,098$100.1M2.6%+82,495+8.7%AddedHistory
NEWRNew Relic, Inc.COM1,148,323$98.3M2.5%+1,148,323NewHistory
TXNMTXNM Energy IncCOM2,097,813$93.6M2.4%+119,574+6.0%AddedHistory
BAXBaxter International IncStock2,421,802$91.4M2.3%+926,187+61.9%AddedHistory
ELANElanco Animal Health IncCOM7,895,531$88.7M2.3%+1,947,005+32.7%AddedHistory
CVIIChurchill Capital Corp VIICOM CL A8,306,206$86.8M2.2%00.0%UnchangedHistory
NVSNovartis AGADR799,698$81.5M2.1%+469,986+142.5%AddedHistory
Abcam PLC000380204ADS3,559,341$80.5M2.1%+3,559,341New–
SPLKSplunk IncCOM536,156$78.4M2.0%+536,156NewHistory
ATVIActivision Blizzard, Inc.COM798,758$74.8M1.9%+41,197+5.4%AddedHistory
SGENSeagen Inc.COM349,204$74.1M1.9%+20,958+6.4%AddedHistory
EHCEncompass Health CorpCOM1,060,733$71.2M1.8%−68,915−6.1%ReducedHistory
CPRICapri Holdings LtdSHS1,313,181$69.1M1.8%+1,313,181NewHistory
VMWVmware LLCCL A COM400,947$66.7M1.7%+25,158+6.7%AddedHistory
HUMHumana IncStock125,772$61.2M1.6%+26,661+26.9%AddedHistory
GSKGSK plcADR1,623,560$58.9M1.5%−144,646−8.2%ReducedHistory
MCKMcKesson CorpStock130,661$56.8M1.5%+39,145+42.8%AddedHistory
AMEDAmedisys IncCOM607,860$56.8M1.5%+36,379+6.4%AddedHistory
HZNPHorizon Therapeutics Public Ltd CoSHS453,622$52.5M1.3%−155,535−25.5%ReducedHistory
NATINational Instruments CorpCOM845,732$50.4M1.3%00.0%UnchangedHistory
DENDenbury IncCOM474,531$46.5M1.2%+474,531NewHistory
ICPTIntercept Pharmaceuticals, Inc.COM2,407,209$44.6M1.1%+2,407,209NewHistory
CIRCircor International IncCOM732,595$40.8M1.0%00.0%UnchangedHistory
BSXBoston Scientific CorpStock739,623$39.1M1.0%−220,691−23.0%ReducedHistory
OGNOrganon & Co.Stock2,194,688$38.1M1.0%+463,872+26.8%AddedHistory
OPCHOption Care Health, Inc.COM NEW1,151,995$37.3M1.0%−628,308−35.3%ReducedHistory
DXCMDexcom IncCOM386,809$36.1M0.9%+386,809NewHistory
AXNXAxonics, Inc.COM627,693$35.2M0.9%−340,419−35.2%ReducedHistory
LLYEli Lilly & CoStock63,122$33.9M0.9%−28,707−31.3%ReducedHistory
Uber Technologies, Inc90353TAJ9NOTE 12/1–$33.0M0.8%–––
TWNKHostess Brands, Inc.CL A940,189$31.3M0.8%+940,189NewHistory
ESTAEstablishment Labs Holdings Inc.COM606,016$29.7M0.8%+206,919+51.8%AddedHistory
Post Hldgs Inc737446AT1NOTE 2.500% 8/1–$29.2M0.7%–New–
Ford MTR Co Del345370CZ1NOTE 3/1–$29.0M0.7%–––
RBC Bearings INC75524B2035% CNV PFD SR A260,000$28.9M0.7%+40,000+18.2%Added–
Akamai Technologies Inc00971TAL5NOTE 0.375% 9/0–$28.3M0.7%–––
SCRMScreaming Eagle Acquisition Corp.CLASS A ORD SHS2,670,198$27.9M0.7%00.0%UnchangedHistory
Ionis Pharmaceuticals Inc462222AD2NOTE 4/0–$27.9M0.7%–––
HCVIRed Rock Acquisition Corp.CLASS A COM2,504,894$25.9M0.7%−384,811−13.3%ReducedHistory
NFYSEnphys Acquisition Corp.CL A ORD SHS2,451,997$25.7M0.7%−109,990−4.3%ReducedHistory
Airbnb, Inc.009066AB7NOTE 3/1–$25.6M0.7%–––
CCVIChurchill Capital Corp VICOM CL A2,442,165$25.5M0.7%00.0%UnchangedHistory
Marriott Vacations Worldwide Corp57164YAD9NOTE 1/1–$25.2M0.6%–––
American Airls Group Inc02376RAF9NOTE 6.500% 7/0–$25.1M0.6%–––
OKLOOklo Inc.COM CL A2,388,325$24.7M0.6%−776,798−24.5%ReducedHistory
WRKWestRock CoCOM675,087$24.2M0.6%+675,087NewHistory
Cytokinetics Inc23282WAC4NOTE 3.500% 7/0–$23.6M0.6%–New–
HCAHCA Healthcare, Inc.COM95,885$23.6M0.6%+95,885NewHistory
Bentley Sys Inc08265TAD1NOTE 0.375% 7/0–$22.9M0.6%–––
AVTAAvantax, Inc.COM892,041$22.8M0.6%+892,041NewHistory
Chart Inds Inc16115Q4076.75DP CNV PFD B340,000$22.8M0.6%00.0%Unchanged–
ENOVEnovis CORPCOM430,571$22.7M0.6%+83,049+23.9%AddedHistory
NTRANatera, Inc.COM490,468$21.7M0.6%+93,847+23.7%AddedHistory
LIVNLivaNova PLCSHS408,744$21.6M0.6%−50,650−11.0%ReducedHistory
FTREFortrea Holdings Inc.COMMON STOCK742,808$21.2M0.5%+742,808NewHistory
ADMAAdma Biologics, Inc.COM5,874,178$21.0M0.5%−161,360−2.7%ReducedHistory
CDAQCompass Digital Acquisition Corp.CLASS A ORD1,929,300$20.2M0.5%00.0%UnchangedHistory
Churchill Capital Corp V17144T107COM CL A1,930,212$20.1M0.5%00.0%Unchanged–
NXGNNextgen Healthcare, Inc.COM811,027$19.2M0.5%+811,027NewHistory
NCL Corp Ltd62886HBD2NOTE 1.125% 2/1–$18.7M0.5%–––
Square Inc852234AF0NOTE 0.125% 3/0–$18.7M0.5%–––
AELAmerican National Group Inc.COM319,105$17.1M0.4%+319,105NewHistory
Exact Sciences Corp30063PAC9NOTE 0.375% 3/0–$16.7M0.4%–New–
INSMED Inc457669AB5NOTE 0.750% 6/0–$15.7M0.4%–––
MOHMolina Healthcare, Inc.COM44,164$14.5M0.4%+3,956+9.8%AddedHistory
AAgilent Technologies, Inc.COM124,924$14.0M0.4%+19,166+18.1%AddedHistory
Stride, Inc.86333MAA6NOTE 1.125% 9/0–$13.7M0.4%–New–
Shopify Inc.82509LAA5NOTE 0.125%11/0–$13.6M0.3%–––
CICigna GroupStock45,493$13.0M0.3%−165,243−78.4%ReducedHistory
Cheesecake Factory Inc163072AA9NOTE 0.375% 6/1–$12.9M0.3%–––
CVSCVS Health CorpStock173,956$12.1M0.3%+173,956NewHistory
Itron, Inc.465741AN6NOTE 3/1–$12.1M0.3%–––
Brooge Energy LtdG1611B107SHS2,377,256$11.8M0.3%−4950.0%Reduced–
ESTEEarthstone Energy IncCL A553,110$11.2M0.3%+553,110NewHistory
ICLRIcon PLCCOM43,831$10.8M0.3%−101,124−69.8%ReducedHistory
SHIFT4 PMTS Inc82452JAD1NOTE 0.500% 8/0–$10.8M0.3%–––
WHLRLWheeler Real Estate Investment Trust, Inc.7% SR NT 31190,823$10.5M0.3%00.0%UnchangedHistory
Lumentum Hldgs Inc55024UAF6NOTE 0.500% 6/1–$10.2M0.3%–––
CONMED Corp207410AH4NOTE 2.250% 6/1–$10.0M0.3%–New–
LHLabcorp Holdings Inc.COM NEW49,289$9.91M0.3%−6,744−12.0%ReducedHistory
IRBTiRobot CorpCOM254,349$9.64M0.2%+6,202+2.5%AddedHistory
MTDMettler Toledo International IncCOM8,283$9.18M0.2%+6,430+347.0%AddedHistory
Sunnova Energy Intl Inc.86745KAH7NOTE 2.625% 2/1–$9.00M0.2%–New–
Algonquin PWR Utils Corp015857873UNIT 99/99/9999400,000$8.63M0.2%−330,000−45.2%Reduced–
Gores Holdings IX, Inc.38287A101CLASS A COM750,968$7.80M0.2%−32,730−4.2%Reduced–
AMNBAmerican National Bankshares Inc.COM196,765$7.47M0.2%+196,765NewHistory
UHSUniversal Health Services IncCL B58,280$7.33M0.2%+58,280NewHistory
DraftKings Inc.26142RAB0NOTE 3/1–$7.23M0.2%–New–
HSICHenry Schein IncCOM95,587$7.10M0.2%+95,587NewHistory
CHSChico's Fas, Inc.COM908,311$6.79M0.2%+908,311NewHistory
CTEVClaritev CorpCOM3,985,957$6.70M0.2%00.0%UnchangedHistory
CORCencora, Inc.Stock36,035$6.49M0.2%+36,035NewHistory
Perficient Inc71375UAF8NOTE 0.125%11/1–$6.46M0.2%–––
BIPCBrookfield Infrastructure CorpCOM SB VTG SHS A182,377$6.45M0.2%+182,377NewHistory
DISH Network CORP25470MAD1NOTE 2.375% 3/1–$6.42M0.2%–New–
LBAILakeland Bancorp IncCOM489,237$6.17M0.2%+30,948+6.8%AddedHistory

Options (5)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of Magnetar Financial LLC in Q3 2023
SecurityClassPutsCalls
Lucid Group Inc549498953COM$5.40M–
SPDR S&P 500 ETF Tr78462F953PUT$3.09M–
Invesco QQQ Tr46090E953PUT$687.4K–
Kenvue Inc49177J902CALL–$619.0K
Humana Inc444859952PUT$192.1K–

Sold out since Q2 2023 (259)

Positions held at the end of Q2 2023 that are gone from this filing.

The largest 100 of 259 by value last quarter.

Positions of Magnetar Financial LLC sold out since Q2 2023
SecurityClassShares in Q2 2023Value in Q2 2023% of portfolio in Q2 2023History
NUVANuvasive IncCOM2,427,250$100.9M2.2%History
UNVRUnivar Solutions Inc.COM2,781,342$99.7M2.2%History
FOCSFocus Financial Partners Inc.COM CL A1,808,576$95.0M2.1%History
AJRDAerojet Rocketdyne Holdings, Inc.COM1,692,146$92.8M2.0%History
TRTNTriton International LtdCL A1,012,911$84.3M1.9%History
RADIRadius Global Infrastructure, Inc.COM CL A5,401,665$80.5M1.8%History
PDCEPDC Energy, Inc.COM1,076,706$76.6M1.7%History
ARNCArconic CorpCOM2,430,347$71.9M1.6%History
ISEEIVERIC bio, Inc.COM1,668,239$65.6M1.4%History
LSILife Storage, Inc.COM492,471$65.5M1.4%History
SYNHSyneos Health, Inc.CL A1,434,586$60.5M1.3%History
FORGForgeRock, Inc.CL A2,864,556$58.8M1.3%History
DICEDICE Therapeutics, Inc.COM1,155,887$53.7M1.2%History
REGNRegeneron Pharmaceuticals, Inc.COM68,320$49.1M1.1%History
DSEYDiversey Holdings, Ltd.ORD SHS5,798,171$48.6M1.1%History
BKIBlack Knight, Inc.COM811,905$48.5M1.1%History
KDNYChinook Therapeutics, Inc.COM1,262,060$48.5M1.1%History
FRGFranchise Group, Inc.COM1,658,158$47.5M1.0%History
TMOThermo Fisher Scientific Inc.Stock65,793$34.3M0.8%History
AZNAstraZeneca PLCSPONSORED ADR455,135$32.6M0.7%History
CNDAConcord Acquisition Corp IICOM CL A2,424,420$24.9M0.5%History
Alpha Partners Tech Mergr CoG63290111CLASS A ORD SHS1,972,272$20.5M0.5%–
TRISTristar Acquisition I Corp.CL A ORD SHS1,995,300$19.2M0.4%History
QUOTQuotient Technology Inc.COM3,516,883$13.5M0.3%History
Etsy Inc29786AAN6NOTE 0.250% 6/1–$11.6M0.3%–
Lci Inds501812AB7NOTE 1.125% 5/1–$11.3M0.2%–
RTLNecessity Retail REIT, Inc.COM CLASS A1,507,212$10.2M0.2%History
Conyers Park III Acqsitn Cor21289P102CLASS A COM957,936$9.78M0.2%–
DHRDanaher CorpStock39,877$9.57M0.2%History
Vishay Intertechnology Inc928298AP3NOTE 2.250% 6/1–$9.32M0.2%–
M3-Brigade Acquisition III Corp.55407R103CL A COM864,600$9.04M0.2%–
Ftac Zeus Acquisition Cor30320F106CLASS A COM707,000$7.37M0.2%–
TriSalus Life Sciences, Inc.58507N105COM CL A700,000$7.34M0.2%–
EOCWElliott Opportunity II Corp.SHS CL A694,800$7.20M0.2%History
DALSDA32 Life Science Tech Acquisition Corp.CLASS A COM655,522$6.73M0.1%History
FLDFold Holdings, Inc.COM CL A640,700$6.64M0.1%History
ABSTAbsolute Software CorpCOM562,886$6.45M0.1%History
Graf Acquisition Corp IV384272100COM620,574$6.41M0.1%–
The Growth for Good Acqu CorG41522106CLASS A ORD SHS569,600$5.95M0.1%–
Corsair Partnering CorpG2540H108SHS CL A563,391$5.84M0.1%–
DISH Network CORP25470MAF6NOTE 12/1–$5.73M0.1%–
Roivant Sciences Ltd.G76279119*W EXP 09/30/2022,040,021$5.06M0.1%–
Jaguar Global Growth Corp IG5S11A106CLASS A ORD SHS479,056$5.06M0.1%–
Rigel Resource Acq CorpG7573M106CL A ORD SHS435,025$4.66M0.1%–
Black Spade Acquisition CoG11537100SHS CL A419,144$4.33M0.1%–
Alpha Healthcare Acqu Corp I02073F104CLASS A COM415,580$4.28M0.1%–
NSTCNorthern Star Investment Corp. IIICOM CL A400,000$4.16M0.1%History
NSTDNorthern Star Investment Corp. IVCOM CL A400,000$4.16M0.1%History
Kensington Capital AcquisitiG5251K103SHS CL A370,992$3.92M0.1%–
Investcorp India Acquistn CoG49219101CLASS A ORD SHS364,500$3.90M0.1%–
DNADSocial Capital Suvretta Holdings Corp. IVCLASS A ORD SHS376,424$3.90M0.1%History
DNABSocial Capital Suvretta Holdings Corp. IICLASS A ORD SHS369,180$3.82M0.1%History
NFNTInfinite Acquisition Corp.CL A ORD SHS356,857$3.77M0.1%History
Afternext Healthtech AcquisiG01109100SHS CL A354,587$3.67M0.1%–
PFTAPerception Capital Corp. IIICLASS A ORD SHS328,425$3.41M0.1%History
Axonprime Infrstctr Aqstn Co05467C108CLASS A COM325,192$3.35M0.1%–
Wayfair Inc.94419LAF8NOTE 1.000% 8/1–$3.33M0.1%–
BOCNBlue Ocean Acquisition CorpCLASS A ORD SHS306,926$3.24M0.1%History
VICIVici Properties Inc.COM100,996$3.17M0.1%History
XELXcel Energy IncStock50,808$3.16M0.1%History
AMDAdvanced Micro Devices IncStock27,584$3.14M0.1%History
YUMCYum China Holdings, Inc.COM55,414$3.13M0.1%History
CBChubb LtdStock16,150$3.11M0.1%History
PSXPhillips 66Stock32,567$3.11M0.1%History
MFCManulife Financial CorpCOM163,932$3.10M0.1%History
JAZZJazz Pharmaceuticals plcSHS USD24,929$3.09M0.1%History
APTVAptiv PLCSHS30,132$3.08M0.1%History
KOSKosmos Energy Ltd.COM512,980$3.07M0.1%History
OLNOLIN CorpStock59,056$3.03M0.1%History
ZLSZalatoris II Acquisition CorpCLASS A ORD289,098$3.00M0.1%History
Everest Consolidator Acq Cor29978K102CL A COM274,000$2.92M0.1%–
CMCSAComcast CorpStock69,106$2.87M0.1%History
KnightSwan Acquisition Corp499103109CL A COM263,577$2.79M0.1%–
ARYEARYA Sciences Acquisition Corp VCLASS A ORD SHS265,993$2.75M0.1%History
TWCBBilander Acquisition Corp.CL A COM264,500$2.68M0.1%History
PCRXPacira BioSciences, Inc.COM65,370$2.62M0.1%History
PDPagerDuty, Inc.COM115,340$2.59M0.1%History
BWABorgwarner IncCOM51,792$2.53M0.1%History
MKTXMarketaxess Holdings IncCOM9,653$2.52M0.1%History
TDYTeledyne Technologies IncCOM6,098$2.51M0.1%History
SNPSSynopsys IncCOM5,748$2.50M0.1%History
CCEPCoca-Cola Europacific Partners plcSHS36,680$2.36M0.1%History
KOCoca Cola CoStock39,144$2.36M0.1%History
CSXCSX CorpStock68,964$2.35M0.1%History
SRESempraStock15,935$2.32M0.1%History
REXRRexford Industrial Realty, Inc.COM43,758$2.29M0.1%History
CHHChoice Hotels International IncCOM18,893$2.22M<0.1%History
ITGartner IncCOM6,315$2.21M<0.1%History
Generation Asia I AcquisitioG38258102CL A ORD SHS210,100$2.21M<0.1%–
ARCHArch Resources, Inc.CL A19,518$2.20M<0.1%History
GPNGlobal Payments IncStock21,999$2.17M<0.1%History
Blue Whale Acquisition Cor AG1330M103CLASS A ORD SHS210,842$2.14M<0.1%–
WRBBerkley W R CorpCOM35,847$2.14M<0.1%History
PLUGPlug Power IncStock203,654$2.12M<0.1%History
RHIRobert Half Inc.COM28,057$2.11M<0.1%History
ONOn Semiconductor CorpStock22,158$2.10M<0.1%History
CBRECbre Group, Inc.CL A25,658$2.07M<0.1%History
Ap Acquisition CorpG04058106CL A ORD SHS183,500$1.97M<0.1%–
CLColgate Palmolive CoStock24,782$1.91M<0.1%History
BJBJ's Wholesale Club Holdings, Inc.COM30,137$1.90M<0.1%History