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SIMPLEX TRADING, LLC

Period ended Sep 30, 2026 · Latest filing Nov 4, 2026

These quarterly holdings are delayed and may not include all assets or short positions. Values are from the reporting date, not current prices or purchase costs. The same security may appear in multiple rows.

Source: SEC

Reported portfolio value

Quarter-end reported holdings; not current value or investment performance.

View reported values
  • Dec 31, 2024: $178,631,499
  • Mar 31, 2025: $156,192,203
  • Jun 30, 2025: $174,645,044
  • Sep 30, 2025: $194,890,676
  • Dec 31, 2025: $177,415,580,964
  • Mar 31, 2026: $149,077,957,641
  • Jun 30, 2026: $170,565,031,585
  • Sep 30, 2026: $183,823,872,854

Top holdings

Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.

View top holdings values
  1. STATE STR SPDR S&P 500 ETF T · PUT · 78462F953 · shares · PUT: $29,249,377,179
  2. STATE STR SPDR S&P 500 ETF T · CALL · 78462F903 · shares · CALL: $17,442,492,045
  3. INVESCO QQQ TR · PUT · 46090E953 · shares · PUT: $12,078,446,721
  4. INVESCO QQQ TR · CALL · 46090E903 · shares · CALL: $8,865,107,772
  5. ISHARES TR · PUT · 464287957 · shares · PUT: $7,705,507,038
  6. ISHARES TR · CALL · 464287907 · shares · CALL: $4,481,046,859
  7. NVIDIA CORPORATION · PUT · 67066G954 · shares · PUT: $3,643,049,246
  8. NVIDIA CORPORATION · CALL · 67066G904 · shares · CALL: $3,591,709,422
  9. META PLATFORMS INC · CALL · 30303M902 · shares · CALL: $3,350,259,082
  10. MICRON TECHNOLOGY INC · PUT · 595112953 · shares · PUT: $2,763,853,939

Reported holdings

10,469 reported entries
IssuerClassCUSIPTypeShares / principalReported value (USD)
AC IMMUNE SAPUTH00263955 PUT 500 shares $1,310
SOLANA COPUT42328V956 PUT 500 shares $1,310
CONTROLADORA VUELA COMP DE ACALL21240E905 CALL 200 shares $1,310
EHEALTH INCCOM28238P109 — 1,844 shares $1,309
PROFRAC HLDG CORPCALL74319N900 CALL 300 shares $1,302
INVENTRUST PPTYS CORPCOM46124J201 — 43 shares $1,296
SOHU COM LTDPUT83410S958 PUT 100 shares $1,292
INVESCO EXCH TRADED FD TR IICALL46138E905 CALL 100 shares $1,285
STANDARD LITHIUM CORPPUT853606951 PUT 700 shares $1,281
TURTLE BEACH CORPPUT900450956 PUT 100 shares $1,277
NATURES SUNSHINE PRODS INCPUT639027951 PUT 100 shares $1,269
RXSIGHT INCCOM78349D107 — 259 shares $1,269
SINCLAIR INCCALL829242906 CALL 100 shares $1,269
INVESTMENT MANAGERS SER TR IPUT46152N954 PUT 100 shares $1,263
DR REDDYS LABS LTDPUT256135953 PUT 100 shares $1,262
FIRST TR EXCH TRADED FD IIICOM33739E108 — 74 shares $1,261
GRANITESHARES ETF TRCOM38747R702 — 95 shares $1,256
SERA PROGNOSTICS INCCALL81749D907 CALL 600 shares $1,254
ETF OPPORTUNITIES TRUSTPUT26923N955 PUT 300 shares $1,251
THEMES ETF TRCOM88340W616 — 500 shares $1,247
KKR REAL ESTATE FIN TR INCPUT48251K950 PUT 200 shares $1,242
ATERIAN INCPUT02156U950 PUT 2,100 shares $1,231
X4 PHARMACEUTICALS INCCOM98420X202 — 424 shares $1,229
JANUS INTERNATIONAL GROUP INCALL47103N906 CALL 300 shares $1,227
FIVE POINT HOLDINGS LLCCOM33833Q106 — 262 shares $1,226
VERSABANK NEWCOM92512J106 — 55 shares $1,222
TELOS CORP MDPUT87969B951 PUT 300 shares $1,221
GROWGENERATION CORPCOM39986L109 — 812 shares $1,218
DOUGLAS ELLIMAN INCCALL25961D905 CALL 800 shares $1,216
ELLINGTON CREDIT COMPANYCALL288578907 CALL 300 shares $1,212
GRANITE RIDGE RESOURCES INCCOM387432107 — 278 shares $1,206
AFYA LTDCALLG01125906 CALL 100 shares $1,204
AFYA LTDPUTG01125956 PUT 100 shares $1,204
AIRGAIN INCCOM00938A104 — 242 shares $1,200
AGF INVTS TRCALL00110G908 CALL 100 shares $1,200
1STDIBS COM INCPUT320551954 PUT 300 shares $1,200
ISHARES TRCOM464288844 — 45 shares $1,193
COMPUGEN LTDCALLM25722905 CALL 500 shares $1,189
GPGI INCPUT20459V955 PUT 100 shares $1,187
TIDAL TRUST IICALL88636V909 CALL 100 shares $1,186
TIDAL TRUST IIPUT88636V959 PUT 100 shares $1,186
GEVO INCPUT374396956 PUT 900 shares $1,183
TIDAL TRUST IICALL88634T901 CALL 100 shares $1,176
CORVEX INCPUT62459M955 PUT 100 shares $1,175
PRELUDE THERAPEUTICS INCPUT74065P951 PUT 300 shares $1,173
BARNES & NOBLE ED INCPUT06777U950 PUT 100 shares $1,159
THEMES ETF TRCALL88340C903 CALL 300 shares $1,144
KEROS THERAPEUTICS INCCALL492327901 CALL 100 shares $1,140
POWERFLEET INCPUT73931J959 PUT 400 shares $1,136
TIDAL TRUST IICALL88636J906 CALL 100 shares $1,134
BEAM GLOBALPUT07373B959 PUT 1,000 shares $1,130
IPERIONX LTDCOM44916E100 — 67 shares $1,126
DIMENSIONAL ETF TRUSTCOM25434V666 — 28 shares $1,124
GRANITESHARES ETF TRPUT38747R954 PUT 200 shares $1,122
ATERIAN INCCALL02156U900 CALL 1,900 shares $1,114
KAMADA LTDCOMM6240T109 — 131 shares $1,108
GRAYSCALE DOGECOIN TR ETFCALL389923903 CALL 100 shares $1,105
MIZUHO FINANCIAL GROUP INCPUT60687Y959 PUT 100 shares $1,105
NANO LABS LTDCALLG6391Y908 CALL 500 shares $1,105
INVESTMENT MANAGERS SER TR IPUT46092D956 PUT 200 shares $1,100
MEIRAGTX HLDGS PLCCALLG59665902 CALL 100 shares $1,100
TIDAL TRUST IICALL88634T901 CALL 100 shares $1,088
FATHOM HOLDINGS INCPUT31189V959 PUT 2,500 shares $1,087
SSGA ACTIVE ETF TRCOM78467V103 — 30 shares $1,085
FUNKO INCPUT361008955 PUT 200 shares $1,082
DIREXION SHARES ETF TRUSTPUT25461H951 PUT 100 shares $1,081
INSIGHT MOLECULAR DIA INCCALL68235C906 CALL 300 shares $1,077
INVESTMENT MANAGERS SER TR ICALL46152N904 CALL 1,100 shares $1,077
TIDAL TRUST IICALL88636Y908 CALL 100 shares $1,070
TIDAL TRUST IIPUT88636Y958 PUT 100 shares $1,070
THEMES ETF TRPUT88340W958 PUT 500 shares $1,063
LISTED FDS TRCOM53656F383 — 22 shares $1,060
THREDUP INCPUT88556E952 PUT 500 shares $1,060
FORRESTER RESH INCCOM346563109 — 92 shares $1,058
AARDVARK THERAPEUTICS INCCALL002942900 CALL 200 shares $1,054
POLYPID LTDCALLM8001Q906 CALL 200 shares $1,054
OWLET INCPUT69120X956 PUT 200 shares $1,052
DBX ETF TRCOM233051754 — 26 shares $1,048
PROSHARES TRCALL74350P905 CALL 100 shares $1,045
COMPANIA CERVECERIAS UNIDASPUT204429954 PUT 100 shares $1,043
DEFI TECHNOLOGIES INCPUT244916952 PUT 2,100 shares $1,039
NIAGEN BIOSCIENCE INCCOM171077407 — 353 shares $1,030
DIREXION SHARES ETF TRUSTCALL25461A904 CALL 100 shares $1,029
CARS COM INCPUT14575E955 PUT 100 shares $1,027
VOC ENERGY TRCALL91829B903 CALL 300 shares $1,023
RLX TECHNOLOGY INCCALL74969N903 CALL 600 shares $1,020
WEREWOLF THERAPEUTICS INCCALL95075A907 CALL 1,100 shares $1,014
FIRST TR EXCHANGE TRADED FDCOM33738R100 — 64 shares $1,012
CHEMED CORP NEWCOM16359R103 — 2 shares $1,010
PAYSAFE LIMITEDCOMG6964L206 — 179 shares $1,007
JBG SMITH PPTYSCALL46590V900 CALL 100 shares $1,003
RESIDEO TECHNOLOGIES INCCALL76118Y904 CALL 400 shares $1,001
DOUBLELINE INCOME SOLUTIONSCALL258622909 CALL 100 shares $1,000
ETF OPPORTUNITIES TRUSTPUT26923Y954 PUT 100 shares $1,000
COINSHARES PLCCALLG670AQ904 CALL 200 shares $994
COINSHARES PLCPUTG670AQ954 PUT 200 shares $994
NORTHRIM BANCORP INCCOM666762109 — 41 shares $993
LUXEXPERIENCE BVCALL55406W903 CALL 100 shares $991
SBC MED GROUP HLDGS INCCOM73245B107 — 200 shares $987
GILAT SATELLITE NETWORKS LTDPUTM51474958 PUT 100 shares $986