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Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

Holdings in Q1 2022

Holdings as of Mar 31, 2022, filed May 2, 2022. Long positions only; changes compare share counts with Q4 2021.

Institution overview
Positions
2,880
−94 vs. Q4 2021
Portfolio value
$3.15B
+$98.6M (+3.2%) vs. Q4 2021
Filed
May 2, 2022
SEC
Holdings of Simplex Trading, LLC in Q1 2022
SecurityClassSharesValue% of portfolioShare changeActionHistory
KBALKimball International IncCL B49$00.0%−218−81.6%ReducedHistory
KRBPKiromic Biopharma, Inc.COM39$00.0%+39NewHistory
Leju Hldgs Ltd50187J108SPONSORED ADS432$00.0%−100−18.8%Reduced–
Liminal Biosciences Inc53272L103COM874$00.0%+204+30.4%Added–
DNTHDianthus Therapeutics, Inc.COM223$00.0%−114−33.8%ReducedHistory
STKHSteakholder Foods Ltd.SPONSORED ADS61$00.0%−12−16.4%ReducedHistory
MDVLMedAvail Holdings, Inc.COM854$00.0%−3,613−80.9%ReducedHistory
NERVMinerva Neurosciences, Inc.COM45$00.0%+45NewHistory
NEPTFNeptune Wellness Solutions Inc.COM2,669$00.0%−42,094−94.0%ReducedHistory
MTVAMetaVia Inc.COM132$00.0%−8−5.7%ReducedHistory
NBEVNewAge, Inc.COM1,700$00.0%−1,196−41.3%ReducedHistory
NXTCNextCure, Inc.COM202$00.0%−133−39.7%ReducedHistory
ONCSOncosec Medical IncCOM6$00.0%−470−98.7%ReducedHistory
ONCROncorus, Inc.COM88$00.0%+88NewHistory
Overseas Shipholding Group Inc69036R863CL A NEW43$00.0%−3,210−98.7%Reduced–
PTEPolarityte, Inc.COM608$00.0%+264+76.7%AddedHistory
PSTXPoseida Therapeutics, Inc.COM120$00.0%+120NewHistory
QUMUQumu CorpCOM203$00.0%+203NewHistory
REEDReed's, Inc.COM975$00.0%+975NewHistory
RPTXRepare Therapeutics Inc.COM35$00.0%−265−88.3%ReducedHistory
Rise Ed Cayman Ltd76761L102SPONSORED ADR111$00.0%−51,233−99.8%Reduced–
RMTIRockwell Medical, Inc.COM1,770$00.0%+1,189+204.6%AddedHistory
STSASatsuma Pharmaceuticals, Inc.COM174$00.0%−3−1.7%ReducedHistory
Secoo Hldg Ltd81367P101ADR1,561$00.0%+930+147.4%Added–
SENSSenseonics Holdings, Inc.COM400$00.0%−128,261−99.7%ReducedHistory
NTRPNextTrip, Inc.COM110$00.0%−8,949−98.8%ReducedHistory
SLNOSoleno Therapeutics IncCOM NEW156$00.0%+156NewHistory
SRTStartek, Inc.COM100$00.0%+100NewHistory
SRGASurgalign Holdings, Inc.COM1,470$00.0%+1,470NewHistory
TRXTRX GOLD CorpCOM1,245$00.0%−8,200−86.8%ReducedHistory
TTNPTitan Pharmaceuticals IncCOM NEW354$00.0%−3,452−90.7%ReducedHistory
TRVNTrevena IncCOM200$00.0%+100+100.0%AddedHistory
Nabriva Therapeutics plcG63637113SHS225$00.0%−17,075−98.7%Reduced–
ENTXEntera Bio Ltd.SHS230$00.0%−682−74.8%ReducedHistory
MDWDMediWound Ltd.ORD SHS452$00.0%−3,201−87.6%ReducedHistory
ASTRAstra Space, Inc.Common Stock55$00.0%−54,387−99.9%ReducedHistory
NSPRInspireMD, Inc.COM259$00.0%+259NewHistory
CELUCelularity IncCOM CL A50$00.0%−5,478−99.1%ReducedHistory
OMGAOmega Therapeutics, Inc.COMMON STOCK2$00.0%+2NewHistory
Vicinity Motor Corp925654105COM188$00.0%+188New–
CYTOFAltamira Therapeutics Ltd.SHS852$00.0%−18,087−95.5%ReducedHistory
SNTSenstar Technologies CorpORD175$00.0%−37,353−99.5%ReducedHistory
Listed FD Tr53656F342ETP11$00.0%+11New–
GILGildan Activewear Inc.Stock39$1.00K<0.1%−1,119−96.6%ReducedHistory
TMQTrilogy Metals Inc.COM1,331$1.00K<0.1%−4,745−78.1%ReducedHistory
DCODucommun IncCOM32$1.00K<0.1%00.0%UnchangedHistory
KRYSKrystal Biotech, Inc.COM26$1.00K<0.1%+26NewHistory
FFBCFirst Financial BancorpCOM58$1.00K<0.1%+58NewHistory
iShares Tr46435G474FALN ANGLS USD59$1.00K<0.1%+59New–
BBSIBarrett Business Services IncCOM13$1.00K<0.1%+13NewHistory
IGICInternational General Insurance Holdings Ltd.SHS178$1.00K<0.1%+178NewHistory
NNINelnet IncCL A19$1.00K<0.1%−179−90.4%ReducedHistory
RYANRyan Specialty Holdings, Inc.CL A41$1.00K<0.1%+41NewHistory
Fidelity Covington Trust316092709MSCI INDL INDX32$1.00K<0.1%+32New–
WTFCWintrust Financial CorpCOM20$1.00K<0.1%+20NewHistory
RBBNRibbon Communications Inc.COM420$1.00K<0.1%−4,066−90.6%ReducedHistory
Amplify ETF Tr032108847CEF HIGH INCOME110$1.00K<0.1%+110New–
First Tr Exchange-Traded FD33734X838INDXX NAT RE ETF82$1.00K<0.1%−83−50.3%Reduced–
iShares Tr46435U192GENOMICS IMMUN43$1.00K<0.1%−102−70.3%Reduced–
SPRYARS Pharmaceuticals, Inc.COM371$1.00K<0.1%−1,776−82.7%ReducedHistory
AWREAware IncCOM359$1.00K<0.1%−355−49.7%ReducedHistory
DLXDeluxe CorpCOM53$1.00K<0.1%−100−65.4%ReducedHistory
KWYKINGSWAY CorpCOM NEW190$1.00K<0.1%−154−44.8%ReducedHistory
MREOMereo BioPharma Group plcSPON ADS1,009$1.00K<0.1%−110,074−99.1%ReducedHistory
AVOMission Produce, Inc.COM126$1.00K<0.1%+126NewHistory
OLMAOlema Pharmaceuticals, Inc.COM352$1.00K<0.1%−3,982−91.9%ReducedHistory
SMHISEACOR Marine Holdings Inc.COM221$1.00K<0.1%+221NewHistory
TTECTTEC Holdings, Inc.COM22$1.00K<0.1%+22NewHistory
XOMAXOMA Royalty CorpCOM NEW39$1.00K<0.1%−861−95.7%ReducedHistory
ABSTAbsolute Software CorpCOM216$1.00K<0.1%−4,838−95.7%ReducedHistory
AWHLAspira Women's Health Inc.COM1,279$1.00K<0.1%−5,049−79.8%ReducedHistory
BTCYBiotricity Inc.Com603$1.00K<0.1%+603NewHistory
BQBoqii Holding LtdSPONSORED ADS2,666$1.00K<0.1%−100−3.6%ReducedHistory
BCOVBrightcove IncCOM203$1.00K<0.1%+185+1,027.8%AddedHistory
CCLPCSI Compressco LPCOM UNIT1,104$1.00K<0.1%−39−3.4%ReducedHistory
CalAmp Corp.128126109COM255$1.00K<0.1%+103+67.8%Added–
CDAKCodiak BioSciences, Inc.COM254$1.00K<0.1%−97−27.6%ReducedHistory
CUROCURO Group Holdings Corp.COM148$1.00K<0.1%−739−83.3%ReducedHistory
Direxion Shs ETF Tr25460E679DAILY TRANS 3X31$1.00K<0.1%+31New–
POLPolished.com Inc.COM730$1.00K<0.1%+730NewHistory
CHRNChronoScale Holdings CorpCOM576$1.00K<0.1%−163−22.1%ReducedHistory
EVOKEvoke Pharma IncCOM3,042$1.00K<0.1%+700+29.9%AddedHistory
FORAForian Inc.COM200$1.00K<0.1%+200NewHistory
Global X FDS37954Y228CLEANTECH ETF68$1.00K<0.1%00.0%Unchanged–
Global X FDS37954Y525MSCI CHINA RE166$1.00K<0.1%+166New–
ICMBInvestcorp Credit Management BDC, Inc.COM206$1.00K<0.1%−1,375−87.0%ReducedHistory
JNCEJounce Therapeutics, Inc.COM287$1.00K<0.1%+287NewHistory
KRONKronos Bio, Inc.COM238$1.00K<0.1%+238NewHistory
LJPCLa Jolla Pharmaceutical CoCOM PAR $.0001 2330$1.00K<0.1%−1,758−84.2%ReducedHistory
Macquarie Infrastructure Cor55608B105COM286$1.00K<0.1%−3,700−92.8%Reduced–
MRKRMarker Therapeutics, Inc.COM3,787$1.00K<0.1%+334+9.7%AddedHistory
Mercurity Fintech Holding IN58936H109SPONSORED ADS763$1.00K<0.1%+607+389.1%Added–
MIXTMiX Telematics LtdSPONSORED ADR115$1.00K<0.1%−6,175−98.2%ReducedHistory
NHIQNantHealth, Inc.COM1,760$1.00K<0.1%+1,760NewHistory
TWAVTaoWeave, Inc.COM2,164$1.00K<0.1%−442−17.0%ReducedHistory
OTRKOntrak, Inc.COM604$1.00K<0.1%−13,556−95.7%ReducedHistory
PHASPhaseBio Pharmaceuticals IncCOM927$1.00K<0.1%−10,798−92.1%ReducedHistory
PRAProassurance CorpCOM55$1.00K<0.1%+55NewHistory
ProShares Tr74347X815ULTRA MDCAP40040$1.00K<0.1%−4,108−99.0%Reduced–
QIPTQuipt Home Medical Corp.COM281$1.00K<0.1%−1,646−85.4%ReducedHistory

Options (7,515)

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 7,515 by value.

Option positions of Simplex Trading, LLC in Q1 2022
SecurityClassPutsCalls
SPDR S&P 500 ETF Tr78462F953PUT$8.56B–
SPDR S&P 500 ETF Tr78462F903CALL–$5.22B
Invesco QQQ Tr46090E953PUT$4.74B–
Tesla Inc88160R901CALL–$4.39B
Tesla Inc88160R951PUT$4.19B–
iShares Tr464287957PUT$3.46B–
Amazon Com Inc023135956PUT$2.90B–
Invesco QQQ Tr46090E903UNIT SER 1–$2.67B
Apple Inc037833950PUT$2.31B–
Amazon Com Inc023135906CALL–$2.16B
Apple Inc037833900CALL–$1.97B
iShares Tr464287907CALL–$1.68B
Select Sector SPDR Tr81369Y956PUT$1.43B–
Alphabet Inc02079K905CALL–$1.40B
Alphabet Inc02079K955PUT$1.17B–
SPDR Gold Tr78463V907CALL–$1.05B
NVIDIA Corporation67066G904CALL–$1.00B
NVIDIA Corporation67066G954PUT$990.6M–
Microsoft Corp594918954PUT$903.7M–
Facebook Inc30303M902CALL–$865.5M
Microsoft Corp594918904CALL–$809.8M
Select Sector SPDR Tr81369Y906CALL–$768.6M
Facebook Inc30303M952PUT$625.6M–
Advanced Micro Devices Inc007903907CALL–$598.5M
SPDR Gold Tr78463V957GOLD SHS$581.2M–
Advanced Micro Devices Inc007903957PUT$506.3M–
Alibaba Group Hldg Ltd01609W902CALL–$438.7M
SPDR Dow Jones Indl Average78467X959PUT$412.1M–
Netflix Inc64110L956PUT$397.0M–
GameStop Corp New36467W959PUT$348.2M–
Netflix Inc64110L906CALL–$328.5M
SPDR Ser Tr78464A958PUT$320.7M–
iShares Tr464288955PUT$306.1M–
VanEck Vectors ETF Tr92189F952PUT$300.9M–
Shopify Inc82509L957PUT$298.4M–
Boeing Co097023905COM–$296.0M
VanEck Vectors ETF Tr92189F902CALL–$293.9M
Disney Walt Co254687956PUT$293.1M–
Shopify Inc82509L907CALL–$291.4M
Square Inc852234953PUT$286.0M–
Vanguard Index FDS922908959PUT$283.8M–
SPDR Ser Tr78464A908CALL–$283.5M
PayPal Hldgs Inc70450Y903CALL–$277.8M
Costco WHSL Corp New22160K955PUT$277.5M–
Alibaba Group Hldg Ltd01609W952PUT$276.9M–
ARK ETF Tr00214Q957PUT$260.4M–
Boeing Co097023955PUT$255.0M–
Disney Walt Co254687906CALL–$249.1M
JPMorgan Chase & Co46625H905CALL–$246.1M
PayPal Hldgs Inc70450Y953PUT$240.2M–
AT&T Inc00206R902CALL–$231.0M
Square Inc852234903CALL–$226.0M
GameStop Corp New36467W909CALL–$225.9M
Exxon Mobil Corp30231G952PUT$224.9M–
JPMorgan Chase & Co46625H955PUT$224.1M–
Intel Corp458140900CALL–$223.8M
Micron Technology Inc595112903CALL–$211.5M
Broadcom Inc11135F951PUT$209.7M–
Micron Technology Inc595112953PUT$208.9M–
Citigroup Inc172967954PUT$205.7M–
Pfizer Inc717081953PUT$204.9M–
Adobe Systems Incorporated00724F901CALL–$203.7M
Adobe Systems Incorporated00724F951PUT$200.4M–
BK of America Corp060505904CALL–$194.1M
Visa Inc92826C959PUT$192.1M–
iShares Silver Tr46428Q909CALL–$189.5M
Salesforce Com Inc79466L952PUT$186.2M–
Salesforce Com Inc79466L902CALL–$186.0M
Citigroup Inc172967904CALL–$185.5M
Mastercard Incorporated57636Q954PUT$183.6M–
SPDR Dow Jones Indl Average78467X909CALL–$181.0M
BK of America Corp060505954PUT$178.6M–
Qualcomm Inc747525953PUT$178.2M–
Visa Inc92826C909CALL–$178.2M
Cisco Sys Inc17275R952PUT$177.7M–
Berkshire Hathaway Inc Del084670902CALL–$176.5M
Goldman Sachs Group Inc38141G954PUT$173.1M–
Intel Corp458140950PUT$170.6M–
iShares Tr464288905CALL–$170.3M
Caterpillar Inc149123951PUT$170.2M–
Taiwan Semiconductor Mfg Ltd874039900CALL–$169.2M
Airbnb Inc009066951PUT$168.8M–
Mastercard Incorporated57636Q904CALL–$168.0M
Chevron Corp New166764900CALL–$165.2M
ProShares Tr74347X900CALL–$162.7M
Qualcomm Inc747525903CALL–$162.6M
Taiwan Semiconductor Mfg Ltd874039950PUT$159.0M–
Exxon Mobil Corp30231G902CALL–$158.4M
Berkshire Hathaway Inc Del084670952PUT$158.3M–
Pfizer Inc717081903CALL–$158.3M
Chipotle Mexican Grill Inc169656955PUT$157.3M–
SPDR Ser Tr78468R957PUT$156.9M–
Ford MTR Co Del345370950PUT$156.5M–
Lockheed Martin Corp539830959PUT$155.7M–
General MTRS Co37045V900CALL–$154.1M
Nike Inc654106903CALL–$152.7M
Home Depot Inc437076902CALL–$149.5M
Lockheed Martin Corp539830909CALL–$147.2M
Broadcom Inc11135F901CALL–$146.9M
Walmart Inc931142903CALL–$146.0M

Sold out since Q4 2021 (1,015)

Positions held at the end of Q4 2021 that are gone from this filing.

The largest 100 of 1,015 by value last quarter.

Positions of Simplex Trading, LLC sold out since Q4 2021
SecurityClassShares in Q4 2021Value in Q4 2021% of portfolio in Q4 2021History
State Street Financial Select Sector SPDR ETF81369Y605ETF1,094,875$42.8M1.4%–
iShares Tr464287184CHINA LG-CAP ETF902,666$33.0M1.1%–
XLNXXilinx IncCOM105,078$22.3M0.7%History
ELEstee Lauder Companies IncCL A53,361$19.8M0.6%History
ACNAccenture plcStock46,648$19.3M0.6%History
FCXFreeport-McMoran IncStock461,846$19.3M0.6%History
State Street Consumer Discretionary Select Sector SPDR ETF81369Y407ETF84,426$17.3M0.6%–
RBLXRoblox CorpStock154,709$16.0M0.5%History
RIORio Tinto PLCADR219,384$14.7M0.5%History
AZNAstraZeneca PLCSPONSORED ADR231,196$13.5M0.4%History
WBAWalgreens Boots Alliance, Inc.COM255,353$13.3M0.4%History
GLDSPDR Gold TrustETF60,891$10.4M0.3%History
IBMInternational Business Machines CorpStock75,206$10.1M0.3%History
PANWPalo Alto Networks IncStock17,714$9.86M0.3%History
DGDollar General CorpCOM40,784$9.62M0.3%History
XUnited States Steel CorpCOM386,986$9.21M0.3%History
MARMarriott International IncStock53,716$8.88M0.3%History
CTXSCitrix Systems IncCOM81,775$7.74M0.3%History
COINCoinbase Global, Inc.COM CL A30,635$7.73M0.3%History
MUMicron Technology IncStock79,305$7.39M0.2%History
DKSDick's Sporting Goods, Inc.Stock63,816$7.34M0.2%History
State Street Materials Select Sector SPDR ETF81369Y100ETF80,903$7.33M0.2%–
KLACKLA CorpCOM NEW16,292$7.01M0.2%History
VanEck Semiconductor ETF92189F676ETF21,158$6.53M0.2%–
TDOCTeladoc Health, Inc.COM68,925$6.33M0.2%History
iShares Iboxx $ Investment Grade Corporate Bond ETF464287242ETF47,398$6.28M0.2%–
DLTRDollar Tree, Inc.COM41,638$5.85M0.2%History
HUMHumana IncStock11,192$5.19M0.2%History
BBYBest Buy Co IncStock50,348$5.12M0.2%History
COPConocoPhillipsStock70,827$5.11M0.2%History
GILDGilead Sciences, Inc.Stock68,715$4.99M0.2%History
BLKBlackRock, Inc.COM4,915$4.50M0.1%History
VanEck ETF Trust92189F791JUNIOR GOLD MINE105,254$4.41M0.1%–
ILMNIllumina, Inc.COM11,079$4.21M0.1%History
iShares Tr464288752US HOME CONS ETF50,471$4.18M0.1%–
CNCCentene CorpStock48,841$4.02M0.1%History
JLLJones Lang Lasalle IncCOM14,308$3.85M0.1%History
TSLATesla, Inc.Stock3,541$3.74M0.1%History
CFGCitizens Financial Group IncCOM78,794$3.72M0.1%History
RUNSunrun Inc.COM106,782$3.66M0.1%History
Farfetch Ltd30744W107ORD SH CL A108,348$3.62M0.1%–
SLBSLB LimitedStock120,573$3.61M0.1%History
USBUS Bancorp DECOM NEW63,991$3.59M0.1%History
HALHalliburton CoStock151,786$3.47M0.1%History
DHIHorton D R IncCOM31,358$3.40M0.1%History
SOSouthern CoStock49,500$3.39M0.1%History
FEFirstenergy CorpCOM80,775$3.36M0.1%History
PMPhilip Morris International Inc.Stock35,274$3.35M0.1%History
IPInternational Paper CoCOM69,366$3.26M0.1%History
UCOProShares Trust IIULTA BLMBG 201737,117$3.22M0.1%History
BKNGBooking Holdings Inc.Stock1,340$3.21M0.1%History
TWTRTwitter, Inc.COM73,640$3.18M0.1%History
Invesco Exchange Traded FD T46137V357S&P500 EQL WGT18,408$3.00M0.1%–
SHWSherwin Williams CoCOM8,419$2.96M0.1%History
iShares Russell 2000 ETF464287655ETF13,233$2.94M0.1%–
KMXCarMax IncCOM21,400$2.79M0.1%History
ProShares Tr74347R107PSHS ULT S&P 50018,949$2.77M0.1%–
FISVFiserv IncStock26,485$2.75M0.1%History
PLDPrologis, Inc.REIT15,339$2.58M0.1%History
EFXEquifax IncCOM8,734$2.56M0.1%History
CRLCharles River Laboratories International, Inc.COM6,740$2.54M0.1%History
ZGNXZogenix, Inc.COM NEW153,860$2.50M0.1%History
NEENextera Energy IncStock26,713$2.49M0.1%History
TROWPrice T Rowe Group IncStock12,645$2.49M0.1%History
NEWRNew Relic, Inc.COM22,571$2.48M0.1%History
FNDFloor & Decor Holdings, Inc.CL A18,514$2.41M0.1%History
HZNPHorizon Therapeutics Public Ltd CoSHS21,935$2.36M0.1%History
GTGoodyear Tire & Rubber CoCOM109,530$2.33M0.1%History
CTVACorteva, Inc.Stock48,758$2.31M0.1%History
JWNNordstrom IncStock101,903$2.31M0.1%History
AIGAmerican International Group, Inc.Stock40,461$2.30M0.1%History
APTVAptiv PLCSHS13,501$2.23M0.1%History
BBWIBath & Body Works, Inc.COM31,377$2.19M0.1%History
CNQCanadian Natural Resources LtdCOM51,418$2.17M0.1%History
Royal Dutch Shell PLC780259206SPONS ADR A49,734$2.16M0.1%–
SABRSabre CorpCOM244,663$2.10M0.1%History
SGISomnigroup International Inc.COM43,787$2.06M0.1%History
Vanguard Information Technology ETF92204A702ETF4,363$2.00M0.1%–
JBLJabil IncStock27,549$1.94M0.1%History
HOODRobinhood Markets, Inc.Stock108,943$1.93M0.1%History
CARRCarrier Global CorpStock35,458$1.92M0.1%History
PHGKoninklijke Philips NVNY REGIS SHS NEW51,545$1.90M0.1%History
PAYXPaychex IncStock13,620$1.86M0.1%History
GLWCorning IncCOM48,444$1.80M0.1%History
DUKDuke Energy CORPStock16,920$1.77M0.1%History
EXCExelon CorpStock30,463$1.76M0.1%History
ABTAbbott LaboratoriesStock12,379$1.74M0.1%History
IRBTiRobot CorpCOM26,427$1.74M0.1%History
iShares U.S. Medical Devices ETF464288810ETF25,895$1.71M0.1%–
ABMDAbiomed IncCOM4,633$1.66M0.1%History
VMWVmware LLCCL A COM14,331$1.66M0.1%History
SSentinelOne, Inc.CL A32,740$1.65M0.1%History
SPGIS&P Global Inc.Stock3,499$1.65M0.1%History
LYBLyondellBasell Industries N.V.SHS - A -17,868$1.65M0.1%History
BHP Group Ltd05545E209SPONSORED ADR27,497$1.64M0.1%–
SCHWSchwab Charles CorpStock19,431$1.63M0.1%History
PFGCPerformance Food Group CoCOM35,359$1.62M0.1%History
ALLAllstate CorpStock13,705$1.61M0.1%History
ROKRockwell Automation, IncStock4,576$1.60M0.1%History
BDXBecton Dickinson & CoStock6,302$1.58M0.1%History