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SIMPLEX TRADING, LLC

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13F filer, CIK 1488542, CHICAGO, IL

SIMPLEX TRADING, LLC reported $178,631,499,000 across 8,706 holdings for the quarter ended 2024-12-31, in a 13F-HR filed 2025-02-11. Its ten largest share positions make up 31.05% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001488542-25-000001

Period
2024-12-31
Reported value
$179B
Holdings
8,706
Top 10 weight
31.05%
New
1,553
Sold out
1,588

Largest buys vs the previous quarter

SecurityShares changeApprox. value
AAPLadded+2,341,403$586M
MSTRnew+285,022$82.5M
INTCadded+2,012,704$40.4M
QQQnew+77,023$39.4M
UBERadded+601,521$36.3M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
NVDAreduced-967,442-$130M
PDDexited-710,095-$95.7M
BAreduced-317,414-$56.2M
KWEBreduced-1,405,632-$40.7M
MSFTreduced-96,144-$40.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Back to all 2,442 share positions

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

The largest 100 of 6,264. All 6,264

SecurityTypeAmountValueChange
STATE STR SPDR S&P 500 ETF TSTATE STR SPDR S&P 500 ETF T PUTput59,390,700$34.6B+2,249,600
STATE STR SPDR S&P 500 ETF TSTATE STR SPDR S&P 500 ETF T CALLcall19,393,200$11.1B-6,303,900
ISHARES TRISHARES TR PUTput46,756,400$7.15B+3,585,400
TESLA INCTESLA INC CALLcall14,645,500$5.91B+3,823,700
TESLA INCTESLA INC PUTput15,277,900$5.8B+6,012,100
INVESCO QQQ TRINVESCO QQQ TR PUTput11,070,200$5.66B-3,513,700
NVIDIA CORPORATIONNVIDIA CORPORATION CALLcall40,042,400$5.17B-206,100
NVIDIA CORPORATIONNVIDIA CORPORATION PUTput34,857,000$4.68B-5,258,900
ISHARES TRISHARES TR 1 3 YR TREAS BDcall34,384,100$3.53B-1,392,500
APPLE INCAPPLE INC CALLcall14,286,700$3.45B+1,959,500
APPLE INCAPPLE INC PUTput13,640,100$3.42B+5,188,100
INVESCO QQQ TRINVESCO QQQ TR CALLcall6,438,700$3.29B-3,154,100
META PLATFORMS INCMETA PLATFORMS INC CALLcall3,213,600$1.88B+23,300
MICROSOFT CORPMICROSOFT CORP CALLcall3,430,200$1.45B+570,300
SELECT SECTOR SPDR TRSELECT SECTOR SPDR TR Optionput18,929,300$1.37B-3,037,000
SPDR GOLD TRSPDR GOLD TR CALLcall5,367,600$1.3B-364,900
ALPHABET INCALPHABET INC CALLcall6,799,900$1.29B-795,000
STRATEGY INCSTRATEGY INC COM NEWput4,485,800$1.27B+1,855,800
META PLATFORMS INCMETA PLATFORMS INC PUTput2,259,900$1.24B+22,900
AMAZON COM INCAMAZON COM INC PUTput5,499,200$1.21B+244,000
AMAZON COM INCAMAZON COM INC CALLcall5,438,600$1.15B-81,100
SELECT SECTOR SPDR TRSELECT SECTOR SPDR TR CALLcall14,741,700$1.14B+2,877,600
STRATEGY INCSTRATEGY INC CALLcall3,731,700$1.08B+805,800
MICROSOFT CORPMICROSOFT CORP PUTput2,743,900$969M+741,300
ALPHABET INCALPHABET INC PUTput5,041,400$910M+14,600
BROADCOM INCBROADCOM INC PUTput4,031,400$891M+611,300
BROADCOM INCBROADCOM INC CALLcall3,645,600$845M+7,600
ALIBABA GROUP HLDG LTDALIBABA GROUP HLDG LTD CALLcall9,919,000$804M+735,400
NETFLIX INC.NETFLIX INC. PUTput918,900$789M+23,000
SPDR GOLD TRSPDR GOLD TR PUTput3,488,400$772M-684,300
ADVANCED MICRO DEVICES INCADVANCED MICRO DEVICES INC CALL JUL 550call5,992,800$724M+1,956,300
BOOKING HOLDINGS INCBOOKING HOLDINGS INC CALLcall144,500$653M-30,200
BOOKING HOLDINGS INCBOOKING HOLDINGS INC PUTput122,500$609M+8,400
PALANTIR TECHNOLOGIES INCPALANTIR TECHNOLOGIES INC CALLcall7,728,200$584M+416,000
VANECK ETF TRUSTVANECK ETF TRUST MORTGAGE REITcall7,417,800$584M-199,100
VANECK ETF TRUSTVANECK ETF TRUST MORTGAGE REITput4,278,300$563M-1,399,400
ADVANCED MICRO DEVICES INCADVANCED MICRO DEVICES INC PUTput4,653,300$562M-20,900
TAIWAN SEMICONDUCTOR MANUFACTAIWAN SEMICONDUCTOR MANUFAC PUTput2,809,700$555M+87,900
ISHARES BITCOIN TRUST ETFISHARES BITCOIN TRUST ETF CALLcall9,659,500$512Mnew
NETFLIX INC.NETFLIX INC. CALLcall571,100$509M+83,100
ISHARES SILVER TRISHARES SILVER TR CALLcall17,953,300$473M+2,377,500
PALANTIR TECHNOLOGIES INCPALANTIR TECHNOLOGIES INC PUTput7,494,400$453M+1,216,800
BOEING COBOEING CO CALLcall2,491,400$441M+855,700
COSTCO WHOLESALE CORPORATIONCOSTCO WHOLESALE CORPORATION CALLcall479,400$439M+114,600
STATE STR SPDR DOW JONES INDSTATE STR SPDR DOW JONES IND CALLcall1,028,800$438M+295,400
SPDR SERIES TRUSTSPDR SERIES TRUST PUTput6,232,300$436M-530,600
COSTCO WHOLESALE CORPORATIONCOSTCO WHOLESALE CORPORATION CALLput465,800$427M-7,100
BERKSHIRE HATHAWAY INC DELBERKSHIRE HATHAWAY INC DEL L CALLcall826,600$375M-38,900
TAIWAN SEMICONDUCTOR MANUFACTAIWAN SEMICONDUCTOR MANUFAC CALLcall1,895,500$374M+587,300
BOEING COBOEING CO PUTput2,085,000$369M+491,800
WALMART INCWALMART INC PUTput4,067,800$346M+986,700
WALMART INCWALMART INC CALLcall3,735,400$337M-513,400
ISHARES TRISHARES TR PUTput4,134,600$327M+1,425,400
SPDR SERIES TRUSTSPDR SERIES TRUST CALLcall4,517,000$325M-346,000
ELI LILLY & COELI LILLY & CO CALLcall420,400$325M+148,000
JPMORGAN CHASE & COJPMORGAN CHASE & CO CALLcall1,298,200$311M-66,300
GOLDMAN SACHS GROUP INCGOLDMAN SACHS GROUP INC Optionput540,600$310M+37,100
COINBASE GLOBAL INCCOINBASE GLOBAL INC CALLcall1,221,500$303M-68,600
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC PUTput9,883,100$291Mnew
JPMORGAN CHASE & COJPMORGAN CHASE & CO PUTput1,357,800$289M+53,700
KRANESHARES TRUSTKRANESHARES TRUST CALLcall9,867,900$288M+2,273,500
COINBASE GLOBAL INCCOINBASE GLOBAL INC PUTput1,151,600$286M+208,600
ELI LILLY & COELI LILLY & CO PUTput399,000$285M+69,300
SALESFORCE INCSALESFORCE INC PUTput850,900$284M+122,100
PALO ALTO NETWORKS INCPALO ALTO NETWORKS INC PUTput1,515,000$276M+720,900
SALESFORCE INCSALESFORCE INC CALLcall804,700$269M+221,000
ALIBABA GROUP HLDG LTDALIBABA GROUP HLDG LTD PUTput3,154,600$267M-1,123,800
UNITEDHEALTH GROUP INCUNITEDHEALTH GROUP INC CALLcall512,200$259M+225,500
CROWDSTRIKE HLDGS INCCROWDSTRIKE HLDGS INC CALLput735,000$251M-242,300
STATE STR SPDR DOW JONES INDSTATE STR SPDR DOW JONES IND UT SER 1put590,500$251M-703,100
CITIGROUP INCCITIGROUP INC CALLcall3,529,400$248M-2,430,900
INTERNATIONAL BUSINESS MACHSINTERNATIONAL BUSINESS MACHS CALLcall1,129,400$248M+353,000
ORACLE CORPORACLE CORP PUTput1,439,500$240M-153,500
PAYPAL HLDGS INCPAYPAL HLDGS INC CALLcall3,263,200$230M-67,100
PDD HOLDINGS INCPDD HOLDINGS INC CALLcall2,370,600$230M-165,900
ISHARES BITCOIN TRUST ETFISHARES BITCOIN TRUST ETF PUTput4,328,100$230Mnew
UBER TECHNOLOGIES INCUBER TECHNOLOGIES INC CALLcall3,774,800$228M+801,800
INTEL CORPINTEL CORP CALLcall11,340,800$227M+2,735,100
PROSHARES TRPROSHARES TR PROSHARES S&Pcall7,896,200$223M+785,800
DISNEY WALT CODISNEY WALT CO COMcall1,985,200$221M-363,800
MICRON TECHNOLOGY INCMICRON TECHNOLOGY INC CALLcall2,609,100$220M-773,700
EXXON MOBIL CORPEXXON MOBIL CORP CALLcall2,021,900$211M-58,600
PROSHARES TRPROSHARES TR CALLcall2,609,700$208M+528,900
APPLOVIN CORPAPPLOVIN CORP CALLcall639,600$207M+165,200
CROWDSTRIKE HLDGS INCCROWDSTRIKE HLDGS INC CALLcall597,000$204M-404,700
CITIGROUP INCCITIGROUP INC PUTput2,899,900$204M-196,500
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC COM NEWcall6,683,600$204Mnew
VANGUARD INDEX FDSVANGUARD INDEX FDS TOTAL STK MKTput502,600$203M-43,800
VISA INCVISA INC CALLcall626,200$198M-107,600
ASML HLDG NVASML HLDG NV CALLcall282,300$196M-138,900
MICRON TECHNOLOGY INCMICRON TECHNOLOGY INC PUTput2,310,200$194M-572,200
BANK OF AMER CORPBANK OF AMER CORP PUTput4,382,200$193M+392,600
ADOBE INCADOBE INC PUTput426,300$190M+83,700
GOLDMAN SACHS GROUP INCGOLDMAN SACHS GROUP INC CALLcall320,300$183M+38,900
WELLS FARGO & COWELLS FARGO & CO CALLput2,606,800$183M+1,040,900
BERKSHIRE HATHAWAY INC DELBERKSHIRE HATHAWAY INC DEL PUTput402,200$182M-211,600
VISA INCVISA INC PUTput558,900$177M-86,900
PAYPAL HLDGS INCPAYPAL HLDGS INC PUTput2,050,900$175M+88,300
HOME DEPOT INCHOME DEPOT INC CALLcall449,500$175M-50,000
ROBINHOOD MKTS INCROBINHOOD MKTS INC CALLcall4,691,500$175M+2,135,300

Sold out in Q4 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
DURECT CORPDURECT CORP744$0shares
CALLIDITAS THERAPEUTICS AB …CALLIDITAS THERAPEUTICS AB SPONSE…1,826$0shares
BRAINSTORM CELL THERAPEUTICSBRAINSTORM CELL THERAPEUTICS1,150$0shares
LUMBER LIQUIDATORS HOLDINGSLUMBER LIQUIDATORS HOLDINGS4,300$0call
SUNPOWER CORP COMMON STOCKSUNPOWER CORP COMMON STOCK185,000$0call
SUNPOWER CORP COMMON STOCKSUNPOWER CORP COMMON STOCK147,500$0put
HAWAIIAN HOLDINGS INCHAWAIIAN HOLDINGS INC105,700$0put
HAWAIIAN HOLDINGS INCHAWAIIAN HOLDINGS INC6,600$0call
CONN'S INC COMMON STOCKCONN'S INC COMMON STOCK7,700$0call
DESTINATION XL GROUP INCDESTINATION XL GROUP INC300$0call
SIFY TECHNOLOGIES LIMITEDSIFY TECHNOLOGIES LIMITED1,000$0call
KAZIA THERAPEUTICS LTDKAZIA THERAPEUTICS LTD505$0shares
CHEETAH MOBILE INCCHEETAH MOBILE INC100$0put
VICTORY PORTFOLIOS IIVICTORY PORTFOLIOS II100$0call
CODEXIS INCCODEXIS INC200$0put
PROPHASE LABS INCPROPHASE LABS INC100$0call
SMARTRENT INCSMARTRENT INC300$0put
ACADIA RLTY TRACADIA RLTY TR200$0put
ADAPTIMMUNE THERAPEUTICS PLCADAPTIMMUNE THERAPEUTICS PLC600$0put
BEYONDSPRING INCBEYONDSPRING INC100$0put
GOLDEN MATRIX GROUP INCGOLDEN MATRIX GROUP INC200$0put
LAVA THERAPEUTICS NVLAVA THERAPEUTICS NV100$0put
ORION PROPERTIES INCORION PROPERTIES INC200$0put
PROSHARES ULTRASHORT FTSE E…PROSHARES ULTRASHORT FTSE EUROPE1$0shares
AGEAGLE AERIAL SYSTEMS INCO…AGEAGLE AERIAL SYSTEMS INCORPORAT…2,465$0shares
CAPTIVISION INCCAPTIVISION INC100$0call
GRAFTECH INTL LTDGRAFTECH INTL LTD500$0put
DEFINITIVE HEALTHCARE CORPDEFINITIVE HEALTHCARE CORP100$0put
CULP INCCULP INC100$0call
KEARNY FINL CORP MDKEARNY FINL CORP MD100$0call
GOLDMAN SACHS ETF TRGOLDMAN SACHS ETF TR100$0put
LULUS FASHION LOUNGE HOLDINGLULUS FASHION LOUNGE HOLDING100$0call
RETRACTABLE TECHNOLOGIES INCRETRACTABLE TECHNOLOGIES INC200$0put
UNITY BIOTECHNOLOGY INCUNITY BIOTECHNOLOGY INC300$0put
GENERATION BIO COGENERATION BIO CO100$0put
CI&T INCCI&T INC100$0put
CHAMPIONS ONCOLOGY INCCHAMPIONS ONCOLOGY INC100$0put
CHINA GREEN AGRICULTURE INCCHINA GREEN AGRICULTURE INC100$0put
OCEAN BIOMEDICAL INCOCEAN BIOMEDICAL INC200$0put
KAIXIN HLDGSKAIXIN HLDGS3,500$0shares
VIRIOS THERAPEUTICS INCVIRIOS THERAPEUTICS INC100$0shares
DIREXION SHS ETF TRDIREXION SHS ETF TR160$0shares
FUTURE FINTECH GROUP INCFUTURE FINTECH GROUP INC200$0put
LYRA THERAPEUTICS INCLYRA THERAPEUTICS INC100$0call
KRONOS BIO INCKRONOS BIO INC300$0put
PALATIN TECHNOLOGIES INCPALATIN TECHNOLOGIES INC200$0put
FORGE GLOBAL HOLDINGS INCFORGE GLOBAL HOLDINGS INC200$0put
EKSO BIONICS HLDGS INCEKSO BIONICS HLDGS INC100$0put
MARINUS PHARMACEUTICALS INCMARINUS PHARMACEUTICALS INC300$0put
CIM COML TR CORPCIM COML TR CORP100$0put
ORGENESIS INCORGENESIS INC48$0shares
UPEXI INCUPEXI INC15$0shares
AUGMEDIX INCAUGMEDIX INC7,600$0call
RENALYTIX PLCRENALYTIX PLC1,000$0call
RENEO PHARMACEUTICALS INCRENEO PHARMACEUTICALS INC1,000$0call
AGEAGLE AERIAL SYS INC NEWAGEAGLE AERIAL SYS INC NEW100$0call
ITERIS INC NEWITERIS INC NEW100$0call
THE AARONS COMPANY INCTHE AARONS COMPANY INC9,900$0put
CARA THERAPEUTICS INCCARA THERAPEUTICS INC200$0call
POWERSCHOOL HOLDINGS INCPOWERSCHOOL HOLDINGS INC7,100$0put
BIORA THERAPEUTICS INCBIORA THERAPEUTICS INC14,400$0call
BRAINSTORM CELL THERAPEUTICSBRAINSTORM CELL THERAPEUTICS16,300$0call
ORGENESIS INCORGENESIS INC100$0put
ITERIS INC NEWITERIS INC NEW500$0put
SHARECARE INCSHARECARE INC700$0call
SHARECARE INCSHARECARE INC500$0put
SIFY TECHNOLOGIES LTDSIFY TECHNOLOGIES LTD1,700$0put
BIORA THERAPEUTICS INCBIORA THERAPEUTICS INC100$0put
ALLEGO N VALLEGO N V100$0put
CAMBER ENERGY INCCAMBER ENERGY INC14,800$0call
THE AARONS COMPANY INCTHE AARONS COMPANY INC200$0call
VIRIOS THERAPEUTICS INCVIRIOS THERAPEUTICS INC100$0put
VELO3D INCVELO3D INC1,300$0put
DOMA HOLDINGS INCDOMA HOLDINGS INC100$0put
ASLAN PHARMACEUTICALS LTDASLAN PHARMACEUTICALS LTD200$0call
CALLIDITAS THERAPEUTICS ABCALLIDITAS THERAPEUTICS AB200$0call
KAIXIN HLDGSKAIXIN HLDGS200$0put
KAZIA THERAPEUTICS LTDKAZIA THERAPEUTICS LTD2,000$0call
KEZAR LIFE SCIENCES INCKEZAR LIFE SCIENCES INC100$0call
KEZAR LIFE SCIENCES INCKEZAR LIFE SCIENCES INC200$0put
CARA THERAPEUTICS INCCARA THERAPEUTICS INC400$0put
DIXIE GROUP INCDIXIE GROUP INC1,200$0call
DZS INCDZS INC100$0call
23ANDME HOLDING CO23ANDME HOLDING CO1,800$0put
G1 THERAPEUTICS INCG1 THERAPEUTICS INC54,500$0call
G1 THERAPEUTICS INCG1 THERAPEUTICS INC6,000$0put
BURGERFI INTERNATIONAL INCBURGERFI INTERNATIONAL INC12,200$0call
WALKME LTDWALKME LTD4,700$0put

How Q4 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001488542-25-000001 base2025-02-11acceptance time not in the bulk data set