Skip to main content
Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

Holdings in Q2 2024

Holdings as of Jun 30, 2024, filed Jul 25, 2024. Long positions only; changes compare share counts with Q1 2024.

Institution overview
Positions
2,401
+19 vs. Q1 2024
Portfolio value
$3.11B
−$319.9M (−9.3%) vs. Q1 2024
Filed
Jul 25, 2024
SEC
Holdings of Simplex Trading, LLC in Q2 2024
SecurityClassSharesValue% of portfolioShare changeActionHistory
Kraneshares Trust500767678GLOBAL CARB STRA20$00.0%−5,245−99.6%Reduced–
ULSUL Solutions Inc.CLASS A COM SHS4$00.0%+4NewHistory
Schwab Strategic Tr8085247221000 INDEX ETF10$00.0%+10New–
SLPSimulations Plus, Inc.COM1$00.0%+1NewHistory
RNWReNew Energy Global plcCL A SHS62$00.0%+62NewHistory
SPDR Series Trust78464A607ST STR DOW REIT10$00.0%+10New–
IBEXIBEX LtdSHS NEW5$00.0%+5NewHistory
HCSGHealthcare Services Group IncCOM64$00.0%+64NewHistory
WERNWerner Enterprises IncCOM21$00.0%−468−95.7%ReducedHistory
Pacer FDS Tr69374H717LUNT LRG CP ALTR10$00.0%−90−90.0%Reduced–
AVAHAveanna Healthcare Holdings, Inc.COM347$00.0%−564−61.9%ReducedHistory
Capital Group Growth ETF14020G101SHS CREAT UNIT24$00.0%00.0%Unchanged–
IGICInternational General Insurance Holdings Ltd.SHS50$00.0%−501−90.9%ReducedHistory
SRRKScholar Rock Holding CorpCOM50$00.0%−28,463−99.8%ReducedHistory
MORNMorningstar, Inc.COM3$00.0%+3NewHistory
ProShares Tr74348A467S&P 500 DV ARIST6$00.0%+6New–
SPDR Series Trust78464A805ST STR PR SP15008$00.0%−4,799−99.8%Reduced–
iShares Tr464288570ESG MSCI KLD ETF5$00.0%+5New–
DBOInvesco DB Oil FundOIL FD13$00.0%−6,789−99.8%ReducedHistory
ADUSAddus HomeCare CorpCOM7$00.0%−944−99.3%ReducedHistory
SHOOSteven Madden, Ltd.COM2$00.0%+2NewHistory
AMHAmerican Homes 4 RentCL A16$00.0%+16NewHistory
VIAVViavi Solutions Inc.COM5$00.0%−3,264−99.8%ReducedHistory
UGPUltrapar Holdings IncSP ADR REP COM131$00.0%−154−54.0%ReducedHistory
Amplify ETF Tr032108847CEF HIGH INCOME9$00.0%+9New–
iShares Tr464288117INTL TREA BD ETF7$00.0%−100−93.5%Reduced–
ProShares Tr74347B698RUSS 2000 DIVD3$00.0%+3New–
INDBIndependent Bank CorpCOM1$00.0%−104−99.0%ReducedHistory
MRXMarex Group LtdORD10$00.0%+10NewHistory
AUTLAutolus Therapeutics plcSPON ADS16$00.0%−7,401−99.8%ReducedHistory
PINEAlpine Income Property Trust, Inc.COM62$00.0%+62NewHistory
BSETBassett Furniture Industries IncCOM6$00.0%+6NewHistory
CNNECannae Holdings, Inc.COM42$00.0%+42NewHistory
IPSCCentury Therapeutics, Inc.COM68$00.0%−2,352−97.2%ReducedHistory
CBANColony Bankcorp IncCOM19$00.0%00.0%UnchangedHistory
CTSOCytosorbents CorpCOM NEW20$00.0%−600−96.8%ReducedHistory
DHXDhi Group, Inc.COM39$00.0%−330−89.4%ReducedHistory
DYAIDyadic International IncCOM37$00.0%+37NewHistory
EGANEGAIN CorpCOM NEW95$00.0%−45,351−99.8%ReducedHistory
GNSSGenasys Inc.COM202$00.0%+202NewHistory
GWRSGlobal Water Resources, Inc.COM24$00.0%−3,590−99.3%ReducedHistory
IGCIGC Pharma, Inc.COM NEW2,012$00.0%+2,012NewHistory
IMMXImmix Biopharma, Inc.COM449$00.0%−60−11.8%ReducedHistory
IZEAIZEA Worldwide, Inc.COM NEW235$00.0%−195−45.3%ReducedHistory
LBRDALiberty Broadband CorpCOM SER A4$00.0%−89−95.7%ReducedHistory
LCUTLifetime Brands, IncCOM93$00.0%+93NewHistory
LITSLite Strategy, Inc.COM336$00.0%−2,532−88.3%ReducedHistory
MNOVMedicinova IncCOM NEW52$00.0%−389−88.2%ReducedHistory
MLRMiller Industries IncCOM NEW18$00.0%+18NewHistory
NATRNatures Sunshine Products IncCOM14$00.0%+14NewHistory
NAUTNautilus Biotechnology, Inc.COM48$00.0%−168−77.8%ReducedHistory
STIMNeuronetics, Inc.COM143$00.0%+143NewHistory
NEXANexa Resources S.A.COM100$00.0%+100NewHistory
ORMPOramed Pharmaceuticals Inc.COM NEW75$00.0%+75NewHistory
PLXProtalix BioTherapeutics, Inc.COM67$00.0%−392−85.4%ReducedHistory
LUNGPulmonx CorpCOM31$00.0%+31NewHistory
RAVERave Restaurant Group, Inc.COM338$00.0%+338NewHistory
REFRResearch Frontiers IncCOM161$00.0%−2,139−93.0%ReducedHistory
RVPRetractable Technologies IncCOM286$00.0%−398−58.2%ReducedHistory
RZLTRezolute, Inc.COM NEW160$00.0%+160NewHistory
SLQTSelectQuote, Inc.COM31$00.0%+31NewHistory
SGHTSight Sciences, Inc.COM43$00.0%−780−94.8%ReducedHistory
TLPHTalphera, Inc.COM NEW9$00.0%+9NewHistory
TEADTeads Holding Co.COM78$00.0%−124−61.4%ReducedHistory
TYRATyra Biosciences, Inc.COM59$00.0%−41−41.0%ReducedHistory
VGZVista Gold CorpCOM NEW13$00.0%+13NewHistory
WASHWashington Trust Bancorp IncCOM26$00.0%+26NewHistory
HOWLWerewolf Therapeutics, Inc.COM136$00.0%−66−32.7%ReducedHistory
XBITXBiotech Inc.COM124$00.0%−104−45.6%ReducedHistory
ALGSAligos Therapeutics, Inc.COM208$00.0%−896−81.2%ReducedHistory
ALLKAllakos Inc.COM501$00.0%−15,458−96.9%ReducedHistory
AQMSAqua Metals, Inc.COM2,393$00.0%+1,642+218.6%AddedHistory
BIVIBiovie Inc.CL A NEW1,338$00.0%−1,455−52.1%ReducedHistory
BRKLBrookline Bancorp IncCOM65$00.0%−115−63.9%ReducedHistory
BFIBurgerFi International, Inc.COM300$00.0%+300NewHistory
TVRDTvardi Therapeutics, Inc.COM3,691$00.0%−970−20.8%ReducedHistory
CSSEChicken Soup for the Soul Entertainment, Inc.CL A4,188$00.0%+1,145+37.6%AddedHistory
CLIRClearSign Technologies CorpCOM695$00.0%+695NewHistory
DZSIDZS Inc.COM640$00.0%+640NewHistory
DMRADamora Therapeutics, Inc.COM647$00.0%+100+18.3%AddedHistory
GBIOGeneration Bio Co.COM172$00.0%−24,920−99.3%ReducedHistory
Global X FDS37954Y434GENOMIC BIOTECH58$00.0%+58New–
Global X FDS37954Y814FINTECH ETF36$00.0%+36New–
GPGreenpower Motor Co Inc.COM NEW194$00.0%−1,359−87.5%ReducedHistory
GUREGulf Resources, Inc.COM171$00.0%−26−13.2%ReducedHistory
MNTXManitex International, Inc.COM11$00.0%−3,524−99.7%ReducedHistory
NXTCNextCure, Inc.COM547$00.0%+547NewHistory
VIVSVivoSim Labs, INC.COM NEW134$00.0%+50+59.5%AddedHistory
PVLPermianville Royalty TrustTR UNIT108$00.0%+108NewHistory
ProShares Tr74348A434ULTSHT FTSE EURO112$00.0%+112New–
PPBTPurple Biotech Ltd.SPONSORED ADS708$00.0%+708NewHistory
SANWS&W Seed CoCOM258$00.0%00.0%UnchangedHistory
SIFYSify Technologies LtdSPONSORED ADS1,992$00.0%−4,386−68.8%ReducedHistory
SRDXSurmodics IncCOM21$00.0%+21NewHistory
FLZHFlash Sports & Media Holdings, Inc.COM NEW361$00.0%+361NewHistory
VNRXVolitionrx LtdCOM325$00.0%−150−31.6%ReducedHistory
ZEPPZepp Health CorpSPONSORED ADS428$00.0%−1,397−76.5%ReducedHistory
ZYXIZynex IncCOM6$00.0%+6NewHistory
Maiden Holdings, Ltd.G5753U112SHS184$00.0%00.0%Unchanged–
Portage Biotech IncG7185A128COM401$00.0%+401New–

Options (6,377)

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

The largest 100 of 6,377 by value.

Option positions of Simplex Trading, LLC in Q2 2024
SecurityClassPutsCalls
SPDR S&P 500 ETF Tr78462F953PUT$28.5B–
SPDR S&P 500 ETF Tr78462F903CALL–$10.4B
Invesco QQQ Tr46090E953PUT$8.98B–
NVIDIA Corporation67066G904CALL–$6.26B
iShares Tr464287957PUT$5.57B–
NVIDIA Corporation67066G954PUT$5.34B–
Invesco QQQ Tr46090E903UNIT SER 1–$4.70B
iShares Tr464287907CALL–$3.98B
Tesla Inc88160R951PUT$3.73B–
Apple Inc037833900CALL–$3.42B
Tesla Inc88160R901CALL–$2.21B
Apple Inc037833950PUT$1.87B–
Facebook Inc30303M902CALL–$1.45B
Select Sector SPDR Tr81369Y956PUT$1.30B–
Amazon Com Inc023135906CALL–$1.28B
Microsoft Corp594918904CALL–$1.27B
SPDR Gold Tr78463V907CALL–$1.22B
Microsoft Corp594918954PUT$1.21B–
Amazon Com Inc023135956PUT$1.17B–
Alphabet Inc02079K905CALL–$1.17B
Select Sector SPDR Tr81369Y906CALL–$999.8M
Facebook Inc30303M952PUT$966.6M–
SPDR Gold Tr78463V957GOLD SHS$953.6M–
Alphabet Inc02079K955PUT$900.1M–
Broadcom Inc11135F901CALL–$864.6M
Broadcom Inc11135F951PUT$729.6M–
MicroStrategy Inc594972958PUT$706.4M–
Alibaba Group Hldg Ltd01609W902CALL–$683.5M
Advanced Micro Devices Inc007903957PUT$676.4M–
VanEck Vectors ETF Tr92189F902CALL–$607.8M
Advanced Micro Devices Inc007903907CALL–$592.6M
VanEck Vectors ETF Tr92189F952PUT$582.7M–
SPDR Ser Tr78464A958PUT$483.1M–
MicroStrategy Inc594972908CALL–$456.8M
Netflix Inc64110L956PUT$442.9M–
Taiwan Semiconductor Mfg Ltd874039950PUT$442.9M–
Costco WHSL Corp New22160K955PUT$432.7M–
Booking Holdings Inc09857L958PUT$427.0M–
Micron Technology Inc595112903CALL–$407.8M
SPDR Dow Jones Indl Average78467X959PUT$392.5M–
Taiwan Semiconductor Mfg Ltd874039900CALL–$377.3M
Lilly Eli & Co532457958PUT$372.4M–
iShares Silver Tr46428Q909CALL–$371.7M
Super Micro Computer Inc86800U954PUT$359.0M–
SPDR Dow Jones Indl Average78467X909CALL–$341.8M
Citigroup Inc172967904CALL–$336.6M
JPMorgan Chase & Co46625H905CALL–$335.6M
Boeing Co097023905COM–$324.6M
Costco WHSL Corp New22160K905CALL–$321.1M
Disney Walt Co254687906CALL–$309.5M
Lilly Eli & Co532457908CALL–$306.4M
Netflix Inc64110L906CALL–$296.0M
iShares Tr464288955PUT$294.2M–
Micron Technology Inc595112953PUT$290.2M–
SPDR Ser Tr78464A908CALL–$279.2M
Boeing Co097023955PUT$276.8M–
Qualcomm Inc747525903CALL–$276.2M
Super Micro Computer Inc86800U904CALL–$267.1M
JPMorgan Chase & Co46625H955PUT$265.9M–
Exxon Mobil Corp30231G902CALL–$264.7M
Palo Alto Networks Inc697435955PUT$261.7M–
Berkshire Hathaway Inc Del084670902CALL–$252.2M
Qualcomm Inc747525953PUT$246.0M–
Pinduoduo Inc722304952PUT$229.3M–
Alibaba Group Hldg Ltd01609W952PUT$228.6M–
Vanguard Index FDS922908959PUT$227.9M–
Palo Alto Networks Inc697435905CALL–$223.3M
Arm Holdings PLC042068955PUT$219.4M–
Coinbase Global Inc19260Q957PUT$216.8M–
Adobe Systems Incorporated00724F951PUT$216.7M–
Goldman Sachs Group Inc38141G954PUT$215.4M–
Chipotle Mexican Grill Inc169656905CALL–$214.9M
PayPal Hldgs Inc70450Y903CALL–$214.4M
Dell Technologies Inc24703L902CALL–$209.6M
Chipotle Mexican Grill Inc169656955PUT$201.7M–
Salesforce Com Inc79466L902CALL–$196.9M
Coinbase Global Inc19260Q907CALL–$195.9M
Berkshire Hathaway Inc Del084670952PUT$192.7M–
Citigroup Inc172967954PUT$189.6M–
Pinduoduo Inc722304902CALL–$189.5M
Salesforce Com Inc79466L952PUT$188.9M–
Intel Corp458140950PUT$187.6M–
Walmart Inc931142953PUT$185.7M–
CrowdStrike Hldgs Inc22788C955PUT$180.4M–
Uber Technologies Inc90353T950PUT$179.6M–
Uber Technologies Inc90353T900CALL–$170.4M
Oracle Corp68389X905CALL–$166.7M
Adobe Systems Incorporated00724F901CALL–$165.4M
Arista Networks Inc040413956PUT$163.5M–
Pfizer Inc717081953PUT$162.5M–
iShares Silver Tr46428Q959ISHARES$161.2M–
Goldman Sachs Group Inc38141G904CALL–$160.7M
First Solar Inc336433957PUT$159.8M–
Intel Corp458140900CALL–$158.6M
Arm Holdings PLC042068905CALL–$157.7M
Direxion Shs ETF Tr25459W902CALL–$155.8M
UnitedHealth Group Inc91324P952PUT$155.5M–
Disney Walt Co254687956PUT$151.1M–
Visa Inc92826C909CALL–$151.0M
Home Depot Inc437076902CALL–$150.5M

Sold out since Q1 2024 (860)

Positions held at the end of Q1 2024 that are gone from this filing.

The largest 100 of 860 by value last quarter.

Positions of Simplex Trading, LLC sold out since Q1 2024
SecurityClassShares in Q1 2024Value in Q1 2024% of portfolio in Q1 2024History
BABoeing CoStock345,653$66.7M1.9%History
PYPLPayPal Holdings, Inc.Stock663,227$44.4M1.3%History
GEGeneral Electric CoStock210,176$36.9M1.1%History
CRWDCrowdStrike Holdings, Inc.Stock99,293$31.8M0.9%History
LLYEli Lilly & CoStock36,141$28.1M0.8%History
SPYSPDR S&P 500 ETF TrustETF36,861$19.3M0.6%History
VanEck ETF Trust92189F106GOLD MINERS ETF576,254$18.2M0.5%–
State Street SPDR S&P Biotech ETF78464A870ETF188,115$17.9M0.5%–
iShares Tr4642874407-10 YR TRSY BD167,310$15.8M0.5%–
NOWServiceNow, Inc.Stock16,975$12.9M0.4%History
MRVLMarvell Technology, Inc.COM179,491$12.7M0.4%History
CYTKCytokinetics IncCOM NEW178,309$12.5M0.4%History
CVXChevron CorpStock79,204$12.5M0.4%History
State Street SPDR S&P Regional Banking ETF78464A698ETF231,474$11.6M0.3%–
DDOGDatadog, Inc.CL A COM93,023$11.5M0.3%History
SEDGSolaredge Technologies, Inc.COM156,360$11.1M0.3%History
OXYOccidental Petroleum CorpStock157,148$10.2M0.3%History
iShares Russell 1000 Value ETF464287598ETF54,315$9.73M0.3%–
UPSUnited Parcel Service IncStock62,262$9.25M0.3%History
MSFTMicrosoft CorpStock19,868$8.36M0.2%History
PINSPinterest, Inc.CL A230,005$7.97M0.2%History
AZNAstraZeneca PLCSPONSORED ADR116,803$7.91M0.2%History
CCChemours CoStock285,197$7.49M0.2%History
iShares Tr464287150CORE S&P TTL STK63,940$7.37M0.2%–
AAAlcoa CorpStock214,421$7.25M0.2%History
NICENICE Ltd.SPONSORED ADR25,829$6.73M0.2%History
MROMarathon Oil CorpCOM230,659$6.54M0.2%History
APAAPA CorpStock185,084$6.36M0.2%History
Vanguard Morningstar Mid-Cap ETF922908629ETF25,015$6.25M0.2%–
EWEdwards Lifesciences CorpStock64,004$6.12M0.2%History
DOORMasonite International CorpCOM45,730$6.01M0.2%History
ESLTElbit Systems LtdStock27,960$5.88M0.2%History
FLRFluor CorpStock137,060$5.79M0.2%History
iShares MSCI Eafe ETF464287465ETF70,145$5.60M0.2%–
DHIHorton D R IncCOM33,535$5.52M0.2%History
PATHUiPath, Inc.Stock240,062$5.44M0.2%History
ENPHEnphase Energy, Inc.Stock44,647$5.40M0.2%History
WDAYWorkday, Inc.CL A19,630$5.35M0.2%History
State Street SPDR S&P Homebuilders ETF78464A888ETF45,248$5.05M0.1%–
ELFe.l.f. Beauty, Inc.COM25,622$5.02M0.1%History
HALHalliburton CoStock124,734$4.92M0.1%History
VRTXVertex Pharmaceuticals IncStock11,435$4.78M0.1%History
CRMSalesforce, Inc.Stock15,255$4.59M0.1%History
WMTWalmart Inc.Stock75,652$4.55M0.1%History
STTState Street CorpCOM57,725$4.46M0.1%History
VSTVistra Corp.Stock62,959$4.38M0.1%History
COSTCostco Wholesale CorpStock5,589$4.09M0.1%History
PEPPepsiCo IncStock23,084$4.04M0.1%History
AAPLApple Inc.Stock22,785$3.91M0.1%History
PSXPhillips 66Stock23,276$3.80M0.1%History
AVTRAvantor, Inc.COM148,497$3.80M0.1%History
DVADavita Inc.COM27,352$3.77M0.1%History
PEGPublic Service Enterprise Group IncCOM56,201$3.75M0.1%History
MELIMercadolibre IncCOM2,368$3.58M0.1%History
EQTEQT CorpStock91,802$3.40M0.1%History
TAPMolson Coors Beverage CoCL B49,933$3.36M0.1%History
DDominion Energy, IncStock66,105$3.25M0.1%History
ELEstee Lauder Companies IncCL A20,953$3.23M0.1%History
RITMRithm Capital Corp.REIT285,535$3.19M0.1%History
KEYKeycorpCOM183,425$2.90M0.1%History
TEAMAtlassian CorpCL A14,810$2.89M0.1%History
SPGIS&P Global Inc.Stock6,763$2.88M0.1%History
LBRDKLiberty Broadband CorpCOM SER C49,651$2.84M0.1%History
CMECME Group Inc.COM12,915$2.78M0.1%History
EXEExpand Energy CorpCOM30,456$2.71M0.1%History
MRNAModerna, Inc.Stock24,885$2.65M0.1%History
iShares Tr464288257MSCI ACWI ETF24,011$2.64M0.1%–
MDRXVeradigm Inc.COM341,139$2.63M0.1%History
MCHPMicrochip Technology IncStock27,804$2.49M0.1%History
NETCloudflare, Inc.CL A COM25,424$2.46M0.1%History
ALLAllstate CorpStock14,178$2.45M0.1%History
ABTAbbott LaboratoriesStock21,177$2.41M0.1%History
BALLBALL CorpCOM35,583$2.40M0.1%History
PNCPNC Financial Services Group, Inc.Stock14,054$2.27M0.1%History
IIPRInnovative Industrial Properties IncCOM21,793$2.26M0.1%History
ACMAecomCOM22,580$2.21M0.1%History
WIXWix.com Ltd.SHS15,834$2.18M0.1%History
CINFCincinnati Financial CorpCOM17,420$2.16M0.1%History
BACBank of America CorpStock56,235$2.13M0.1%History
FXYInvesco CurrencyShares Japanese Yen TrustJAPANESE YEN34,802$2.13M0.1%History
State Street Consumer Discretionary Select Sector SPDR ETF81369Y407ETF11,394$2.10M0.1%–
CHDChurch & Dwight Co IncCOM18,860$1.97M0.1%History
MPTMedical Properties Trust IncCOM411,307$1.93M0.1%History
EDREndeavor Group Holdings, Inc.CL A COM74,512$1.92M0.1%History
DGXQuest Diagnostics IncCOM14,148$1.88M0.1%History
FMXMexican Economic Development IncSPON ADR UNITS14,331$1.87M0.1%History
OVVOvintiv Inc.COM35,360$1.83M0.1%History
ANFAbercrombie & Fitch CoCL A14,291$1.79M0.1%History
UTHRUnited Therapeutics CorpCOM7,660$1.76M0.1%History
BTUPeabody Energy CorpCOM72,398$1.76M0.1%History
RBLXRoblox CorpStock45,846$1.75M0.1%History
WALWestern Alliance BancorporationCOM27,028$1.73M0.1%History
Vanguard Information Technology ETF92204A702ETF3,303$1.73M0.1%–
NOCNorthrop Grumman CorpStock3,575$1.71M<0.1%History
ATMUAtmus Filtration Technologies Inc.COM52,990$1.71M<0.1%History
HDBHDFC Bank LtdSPONSORED ADS29,233$1.64M<0.1%History
ROPRoper Technologies IncStock2,776$1.56M<0.1%History
ALSumisho Air Lease CorpCL A29,198$1.50M<0.1%History
WMSAdvanced Drainage Systems, Inc.COM8,701$1.50M<0.1%History
MATMattel IncCOM74,961$1.48M<0.1%History