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Livermore
ZHEN

Magnetar Financial LLC

SEC CIK
0001352851
Latest filing
Aug 14, 2026

Holdings in Q2 2021

Holdings as of Jun 30, 2021, filed Aug 6, 2021. Long positions only; changes compare share counts with Q1 2021.

Institution overview
Positions
1,170
+147 vs. Q1 2021
Portfolio value
$9.83B
−$565.1M (−5.4%) vs. Q1 2021
Filed
Aug 6, 2021
SEC
Holdings of Magnetar Financial LLC in Q2 2021
SecurityClassSharesValue% of portfolioShare changeActionHistory
ALXNAlexion Pharmaceuticals, Inc.COM1,114,010$204.7M2.1%−175,838−13.6%ReducedHistory
PRAHPRA Health Sciences, Inc.COM1,061,545$175.4M1.8%−341,133−24.3%ReducedHistory
Coherent Inc192479103COM659,307$174.3M1.8%−145,057−18.0%Reduced–
KSUKansas City SouthernCOM NEW609,478$172.7M1.8%−204,226−25.1%ReducedHistory
NUANNuance Communications, Inc.COM3,131,830$170.5M1.7%+3,131,830NewHistory
XLNXXilinx IncCOM1,155,184$167.1M1.7%−260,476−18.4%ReducedHistory
Athene Holding Ltd.G0684D107CL A2,417,676$163.2M1.7%−237,565−8.9%Reduced–
MXIMMaxim Integrated Products IncCOM1,546,309$162.9M1.7%−268,804−14.8%ReducedHistory
WTWWillis Towers Watson PLCSHS694,939$159.8M1.6%−194,466−21.9%ReducedHistory
CHNGChange Healthcare Inc.COM6,766,601$155.9M1.6%−2,061,095−23.3%ReducedHistory
PPDPPD, Inc.COM3,273,079$150.9M1.5%+2,974,077+994.7%AddedHistory
Shaw Communications Inc82028K200CL B CONV5,009,433$145.1M1.5%−150,069−2.9%Reduced–
TXNMTXNM Energy IncCOM2,792,263$136.2M1.4%−405,750−12.7%ReducedHistory
VERVEREIT, Inc.COM2,838,057$130.4M1.3%+2,838,057NewHistory
AJRDAerojet Rocketdyne Holdings, Inc.COM2,675,382$129.2M1.3%−374,943−12.3%ReducedHistory
SYKESykes Enterprises IncCOM2,349,480$126.2M1.3%+2,349,480NewHistory
UFSDomtar CORPCOM NEW2,167,668$119.1M1.2%+2,167,668NewHistory
NAVNavistar International CorpCOM2,594,904$115.5M1.2%−389,395−13.0%ReducedHistory
MGLNMagellan Health IncCOM NEW1,191,236$112.2M1.1%−183,045−13.3%ReducedHistory
Churchill Capital Corp VII17144M201UNIT 99/99/999911,061,000$110.7M1.1%00.0%Unchanged–
RAVNRaven Industries IncCOM1,907,023$110.3M1.1%+1,907,023NewHistory
PBCTPeople's United Financial, Inc.COM6,228,525$106.8M1.1%−832,641−11.8%ReducedHistory
FOEFerro CorpCOM4,881,152$105.3M1.1%+4,881,152NewHistory
WORKSlack Technologies, Inc.COM CL A2,194,228$97.2M1.0%−302,618−12.1%ReducedHistory
CAI International, Inc.12477X106COM1,271,983$71.2M0.7%+1,271,983New–
KNLKnoll IncCOM NEW2,730,351$71.0M0.7%+2,730,351NewHistory
KKR Acquisition Holding I Co48253T208UNIT 99/99/99997,015,310$70.4M0.7%+15,310+0.2%Added–
CORECore-Mark Holding Company, LLCCOM1,564,213$70.4M0.7%+1,564,213NewHistory
WRIWeingarten Realty InvestorsSH BEN INT2,128,583$68.3M0.7%+2,128,583NewHistory
WBTWelbilt, Inc.COM2,790,174$64.6M0.7%+2,790,174NewHistory
Lydall Inc550819106COM1,056,318$63.9M0.7%+1,056,318New–
CNSTConstellation Pharmaceuticals IncCOM1,828,482$61.8M0.6%+1,828,482NewHistory
Churchill Capital Corp IV171439110*W EXP 08/04/2023,515,598$55.9M0.6%−46,046−1.3%Reduced–
Just Eat Takeaway Com N V48214T305SPONSORED ADS3,009,492$55.0M0.6%+3,009,492New–
SPWHSportsman's Warehouse Holdings, Inc.COM2,882,091$51.2M0.5%−456,438−13.7%ReducedHistory
MDTMedtronic plcStock398,843$49.5M0.5%+32,282+8.8%AddedHistory
CONX Corp.212873202UNIT 10/30/20274,567,000$46.5M0.5%00.0%Unchanged–
FRTAForterra, Inc.COM1,976,546$46.5M0.5%−304,051−13.3%ReducedHistory
CTEVClaritev CorpCOM4,765,610$45.4M0.5%−4,120,426−46.4%ReducedHistory
Gores Guggenheim, Inc.38286Q206UNIT 03/25/20284,515,315$45.2M0.5%+15,315+0.3%Added–
Reinvent Technology PartnersG7483N129CL A4,318,757$43.1M0.4%−5,000−0.1%Reduced–
BDXBecton Dickinson & CoStock169,892$41.3M0.4%−6,707−3.8%ReducedHistory
Fortress Value Acquisi Corp34964K207UNIT 03/31/20284,014,360$40.1M0.4%+14,360+0.4%Added–
Warburg Pincus Captal Corp IG9460M116UNIT 99/99/99994,011,470$40.1M0.4%+11,470+0.3%Added–
MCKMcKesson CorpStock197,673$37.8M0.4%+69,639+54.4%AddedHistory
OGNOrganon & Co.Stock1,204,206$36.4M0.4%+1,204,206NewHistory
Ascendant Digital AcquisitioG05155109COM CL A3,613,988$36.0M0.4%+90,000+2.6%Added–
Decarbonization Plus Acqu II24279D204UNIT 03/19/20263,199,506$35.8M0.4%−4940.0%Reduced–
Churchill Capital Corp VI17143W200UNIT 99/99/99993,504,600$35.5M0.4%00.0%Unchanged–
AZNAstraZeneca PLCSPONSORED ADR579,920$34.7M0.4%−444,547−43.4%ReducedHistory
SYNHSyneos Health, Inc.CL A384,675$34.4M0.4%+59,479+18.3%AddedHistory
Northern Star Invest Corp II66574L209UNIT 02/25/20283,400,000$34.0M0.3%00.0%Unchanged–
Northern Star Invest Corp IV66575B200UNIT 02/25/20283,400,000$34.0M0.3%00.0%Unchanged–
NRG Energy, Inc.629377CG5DBCV 2.750% 6/0–$33.1M0.3%–––
Nextgen Acquisition Corp IIG65317110UNIT 03/23/20263,008,630$32.6M0.3%+8,630+0.3%Added–
Etsy Inc29786AAJ5NOTE 0.125%10/0–$32.4M0.3%–––
NSTBNorthern Star Investment Corp. IICOM CLASS A3,250,000$32.4M0.3%00.0%UnchangedHistory
KINKindred Biosciences, Inc.COM3,431,998$31.5M0.3%+3,431,998NewHistory
Northern Genesis Acquisition66516U200UNIT 99/99/99992,965,300$31.1M0.3%00.0%Unchanged–
FTAC Hera Acquisition Corp.G3728Y129UNIT 02/28/20263,000,000$30.1M0.3%00.0%Unchanged–
OPENOpendoor Technologies Inc.COM1,685,224$29.9M0.3%−19,775,175−92.1%ReducedHistory
ICLRIcon PLCCOM144,326$29.8M0.3%+125,826+680.1%AddedHistory
Twitter, Inc.90184LAF9NOTE 0.250% 6/1–$29.7M0.3%–––
Meritor, Inc.59001KAF7NOTE 3.250%10/1–$29.6M0.3%–––
Prime Impact Acquisition IG61074111UNIT 10/01/20302,849,157$28.6M0.3%+7090.0%Added–
E Merge Technology Acquisiti26873Y203UNIT 07/30/20252,831,386$28.6M0.3%00.0%Unchanged–
Apollo Strategic Growth CaptG0411R122UNIT 99/99/99992,767,568$28.1M0.3%00.0%Unchanged–
Southwest Airls Co844741BG2NOTE 1.250% 5/0–$26.9M0.3%–––
Square Inc852234AF0NOTE 0.125% 3/0–$26.8M0.3%–New–
Churchill Capital Corp V17144T206UNIT 99/99/99992,500,000$26.4M0.3%00.0%Unchanged–
PG&E Corp69331C140UNIT 99/99/9999257,000$26.0M0.3%+20,000+8.4%Added–
ACHRArcher Aviation Inc.COM2,605,000$25.9M0.3%−16,268−0.6%ReducedHistory
United States STL Corp New912909AT5NOTE 5.000%11/0–$25.3M0.3%–––
Interprivate IV Infratech PR46064T201UNIT 03/05/20262,480,500$24.7M0.3%+5,500+0.2%Added–
Glenfarne Merger Corp378579205UNIT 03/17/20262,480,738$24.7M0.3%+5,738+0.2%Added–
CHP Merger Corp.12558Y205UNIT 11/22/20242,288,097$24.4M0.2%00.0%Unchanged–
AVTRAvantor, Inc.COM677,819$24.1M0.2%−499,713−42.4%ReducedHistory
Revolution Healthcar Aq Corp76155Y207UNIT 03/18/202662,381,612$23.9M0.2%−26,417−1.1%Reduced–
TWC Tech Hldgs II Corp90117G105COM2,398,708$23.8M0.2%+2,166,108+931.3%Added–
Cohn Robbins Holdings CorpG23726121UNIT 08/11/20252,294,480$23.4M0.2%00.0%Unchanged–
Burgundy Technology Acqu CorG1702T116CL A2,364,110$23.3M0.2%+42,588+1.8%Added–
VPC Impact Acqu Holdi III IN91835J207UNIT 99/99/99992,232,260$22.9M0.2%+4,760+0.2%Added–
EBSBMeridian Bancorp, Inc.COM1,119,554$22.9M0.2%+1,119,554NewHistory
Lumentum Hldgs Inc55024UAB5NOTE 0.250% 3/1–$22.6M0.2%–––
Tech and Energy Transition87823R201UNIT 03/31/20282,258,790$22.6M0.2%+8,790+0.4%Added–
USCRU.S. Concrete, Inc.COM304,746$22.5M0.2%+304,746NewHistory
VPC Impact Acquisition HldgG9460L100UNIT 03/05/20262,232,260$22.4M0.2%+4,760+0.2%Added–
Colfax Corp194014205UNIT 01/15/2022T119,000$22.3M0.2%00.0%Unchanged–
EHCEncompass Health CorpCOM282,493$22.0M0.2%+177,500+169.1%AddedHistory
NVSTEnvista Holdings CorpCOM500,136$21.6M0.2%+407,284+438.6%AddedHistory
Byte Acquisition CorpG1R25Q121UNIT 03/18/20292,106,400$21.5M0.2%+6,400+0.3%Added–
CF Acquisition Corp. IV12520T201UNIT 12/31/20272,073,200$20.8M0.2%+9,900+0.5%Added–
Periphas Capital Partnering Corp713895209UNIT 99/99/9999827,406$20.8M0.2%00.0%Unchanged–
ELANElanco Animal Health IncCOM596,858$20.7M0.2%−306,931−34.0%ReducedHistory
Nuburu, Inc.87403Q102COM CL A2,064,712$20.6M0.2%00.0%Unchanged–
Reinvent Technology PartnersG7484L114UNIT 03/12/20262,028,410$20.5M0.2%+15,310+0.8%Added–
Oyster Enterprises Acq Corp69242M203UNIT 01/20/20262,029,820$20.3M0.2%00.0%Unchanged–
Pivotal Investment Corp III72582M205UNIT 01/28/20282,019,445$20.2M0.2%+1,145+0.1%Added–
Stratim Cloud Acquisition Corp.86309R206UNIT 03/05/20262,005,500$20.1M0.2%+5,500+0.3%Added–
Soaring Eagle Acquisition CoG8354H126CL A SHS2,013,055$20.1M0.2%+2,013,055New–

Options (3)

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 Q2 2021
SecurityClassPutsCalls
ARK ETF Tr00214Q954PUT$1.13M–
iShares Tr464287953PUT$403.0K–
Invesco QQQ Tr46090E953PUT$216.0K–

Sold out since Q1 2021 (364)

Positions held at the end of Q1 2021 that are gone from this filing.

The largest 100 of 364 by value last quarter.

Positions of Magnetar Financial LLC sold out since Q1 2021
SecurityClassShares in Q1 2021Value in Q1 2021% of portfolio in Q1 2021History
Inphi Corp45772F107COM1,199,999$214.1M2.1%–
Flir Sys Inc302445101COM2,983,359$168.5M1.6%–
Perspecta Inc715347100COM5,594,899$162.5M1.6%–
Varian Med Sys Inc92220P105COM911,847$161.0M1.5%–
HMS Hldgs Corp40425J101COM3,748,113$138.6M1.3%–
GW Pharmaceuticals PLC36197T103ADS577,789$125.3M1.2%–
Churchill Capital Corp IV171439102CL A5,260,344$121.9M1.2%–
Genmark Diagnostics Inc372309104COM4,345,392$103.9M1.0%–
Five Prime Therapeutics Inc33830X104COM2,406,138$90.6M0.9%–
TCF Finl Corp872307103COM1,823,843$84.7M0.8%–
Cardtronics PLCG1991C105SHS CL A2,062,875$80.0M0.8%–
Cooper Tire & Rubr Co216831107COM1,187,734$66.5M0.6%–
Grubhub Inc400110102COM1,021,627$61.3M0.6%–
Pandion Therapeutics Inc698340106COM724,177$43.5M0.4%–
SPYSPDR S&P 500 ETF TrustETF96,000$38.0M0.4%History
Northern Genesis Acquisition66516T104COMMON STOCK2,170,046$35.4M0.3%–
RH74967XAD5NOTE 9/1–$34.0M0.3%–
Northern Star Acquisition Co665742102COM CLS A2,419,315$26.9M0.3%–
TWC Tech Hldgs II Corp90117G204UNIT 09/10/20252,166,127$21.9M0.2%–
CRH Med Corp12626F105COM5,344,823$21.1M0.2%–
Soaring Eagle Acquisition CoG8354H100UNIT 02/23/20262,013,100$20.4M0.2%–
CNCCentene CorpStock277,335$17.7M0.2%History
GFL Environmental Inc.36168Q120UNIT 99/99/9999T173,000$14.1M0.1%–
Horizon Acquisition CorpG46049121UNIT 99/99/99991,281,491$13.1M0.1%–
D8 Holdings CorpG2614K102UNIT 99/99/99991,261,800$12.8M0.1%–
MTS Sys Corp553777103COM211,909$12.3M0.1%–
Fortress Value Acquisition I349642108COM CL A1,227,203$12.2M0.1%–
SCVX CorpG79448109UNIT 99/99/99991,087,900$11.2M0.1%–
LATNUnion Acquisition Corp. IISHS1,078,000$10.8M0.1%History
Altitude Acquisition Corp.02156Y202UNIT 11/30/20271,007,000$10.8M0.1%–
AES Corp00130H204UNIT 99/99/9999100,000$10.3M0.1%–
LGL Sys Acquisition Corp50201G205UNIT 10/24/2024938,842$10.0M0.1%–
Sports Entertainment Acqu Co84918M205UNIT 99/99/9999812,000$8.33M0.1%–
AEVAAeva Technologies, Inc.COM703,998$8.17M0.1%History
TLRYTilray Brands, Inc.COM CL 2351,058$7.98M0.1%History
Gores Metropoulos II Inc382873206UNIT 01/31/2028781,857$7.91M0.1%–
Live Oak Acquisition Corp II53804W205UNIT 99/99/9999745,090$7.79M0.1%–
Centricus Acquisition CorpG2072Q112UNIT 02/08/2028781,067$7.77M0.1%–
Reservoir Media, Inc.778673202UNIT 12/11/2025674,350$7.15M0.1%–
Malacca Straits Acquisition Co LtdG5859B125UNIT 99/99/9999675,001$6.88M0.1%–
Rotor Acquisition Corp77879W204UNIT 06/15/2027686,423$6.87M0.1%–
Horizon Acquisition CorporatG46044122UNIT 99/99/9999624,156$6.83M0.1%–
Empower LtdG3R39W128UNIT 99/99/9999640,845$6.63M0.1%–
Acon S2 Acquisition CorpG00748122UNIT 09/15/2027648,800$6.46M0.1%–
Aurora Acquisition CorpG0698L111UNIT 03/02/2026612,700$6.34M0.1%–
Austerlitz Acquisition CorpG0633D117UNIT 99/99/9999601,200$6.04M0.1%–
Cerberus Telecom AcquisitionG2040C112UNIT 99/99/9999600,000$6.04M0.1%–
GILDGilead Sciences, Inc.Stock92,374$5.97M0.1%History
PRGOPERRIGO Co plcSHS135,811$5.50M0.1%History
Natural Order Acquisition Corp.63889L206UNIT 99/99/9999494,007$5.21M0.1%–
Marquee Raine Acquisition CoG58442115UNIT 12/01/2025500,000$5.10M<0.1%–
iShares Tr464288513IBOXX HI YD ETF55,300$4.82M<0.1%–
Supernova Partners Acquisiti86846V207UNIT 99/99/9999432,100$4.62M<0.1%–
Jaws Spitfire Acquisition CoG50740128UNIT 99/99/9999418,590$4.46M<0.1%–
Ca Healthcare Acquisition Co12510W206UNIT 12/25/2025421,200$4.17M<0.1%–
PCARPaccar IncCOM44,644$4.15M<0.1%History
APTVAptiv PLCSHS29,473$4.06M<0.1%History
CCitigroup IncStock55,774$4.06M<0.1%History
Lux Health Tech Acquisition55068A209UNIT 11/30/2027368,246$3.92M<0.1%–
EIXEdison InternationalStock65,158$3.82M<0.1%History
RMDResmed IncCOM19,583$3.80M<0.1%History
CERNCERNER CorpCOM52,624$3.78M<0.1%History
MCHPMicrochip Technology IncStock24,232$3.76M<0.1%History
ALLAllstate CorpStock31,642$3.64M<0.1%History
Hennessy Capital Invs Corp V42589T206UNIT 01/15/2025347,462$3.52M<0.1%–
Northern Star Acquisition Co665742110*W EXP 08/29/2021,134,333$3.51M<0.1%–
Health Assurn Acquisition Co42226W208UNIT 99/99/9999320,248$3.45M<0.1%–
NXPINXP Semiconductors N.V.COM17,109$3.44M<0.1%History
BNYBank of New York Mellon CorpStock72,041$3.41M<0.1%History
CPRTCopart IncCOM30,822$3.35M<0.1%History
AMDAdvanced Micro Devices IncStock42,245$3.32M<0.1%History
RPRXRoyalty Pharma plcSHS CLASS A75,795$3.31M<0.1%History
DEDeere & CoStock8,534$3.19M<0.1%History
BAPCredicorp LtdCOM23,289$3.18M<0.1%History
EGEverest Group, Ltd.COM12,821$3.18M<0.1%History
CRUSCirrus Logic, Inc.Stock37,240$3.16M<0.1%History
ALBAlbemarle CorpStock21,314$3.11M<0.1%History
SVF Investment Corp.G8601L110UNIT 12/20/2025294,271$3.11M<0.1%–
GMGeneral Motors CoCOM52,453$3.01M<0.1%History
PYPLPayPal Holdings, Inc.Stock12,355$3.00M<0.1%History
DPCM Cap Inc23344P200UNIT 99/99/9999291,490$2.99M<0.1%–
ADSKAutodesk, Inc.COM10,436$2.89M<0.1%History
Ftac Olympus Acquisition CorG37288126*W EXP 08/28/2021,355,462$2.89M<0.1%–
Zanite Acquisition Corp98907K202UNIT 10/08/2025266,450$2.84M<0.1%–
VEEVVeeva Systems IncStock10,806$2.82M<0.1%History
Vesper Healthcare Acqstn Cor92538T104COM CL A261,352$2.82M<0.1%–
ABTAbbott LaboratoriesStock23,284$2.79M<0.1%History
REGNRegeneron Pharmaceuticals, Inc.COM5,832$2.76M<0.1%History
Paramount Global92556H206CL B60,328$2.72M<0.1%–
RVTYRevvity, Inc.COM20,962$2.69M<0.1%History
CHEChemed CorpCOM5,839$2.69M<0.1%History
BBYBest Buy Co IncStock23,377$2.68M<0.1%History
SGENSeagen Inc.COM19,009$2.64M<0.1%History
MSFTMicrosoft CorpStock11,079$2.61M<0.1%History
ATACAlbatross Acquisition CorpSHS CL A260,876$2.58M<0.1%History
STZConstellation Brands, Inc.Stock11,289$2.57M<0.1%History
CM Life Sciences II Inc125842203UNIT 02/25/2028200,701$2.57M<0.1%–
CPNGCoupang, Inc.CL A50,721$2.50M<0.1%History
Roman DBDR Tech Acquisition77584N200UNIT 99/99/9999240,000$2.45M<0.1%–
BF.BBrown Forman CorpStock34,428$2.37M<0.1%History