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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)
ATMOS ENERGY CORPPUT049560955 PUT 1,400 shares $219,016
ENLIVEN THERAPEUTICS INCCOM29337E102 — 4,776 shares $218,931
HUDBAY MINERALS INCPUT443628952 PUT 8,200 shares $218,776
DTE ENERGY COCOM233331107 — 1,793 shares $218,387
AECOMPUT00766T950 PUT 3,700 shares $218,115
PROSHARES TRPUT74350U950 PUT 13,000 shares $217,490
YEXT INCCALL98585N906 CALL 33,600 shares $217,392
CADENCE DESIGN SYSTEM INCCOM127387108 — 658 shares $217,261
ROBINHOOD VENTURES FD ICALL770701900 CALL 7,800 shares $217,152
ENERGY RECOVERY INCCALL29270J900 CALL 32,500 shares $216,775
EVERQUOTE INCPUT30041R958 PUT 10,800 shares $216,647
BAKKT INCCALL05759B905 CALL 27,700 shares $216,337
ACACIA RESH CORPCOM003881307 — 50,194 shares $216,336
OLEMA PHARMACEUTICALS INCCOM68062P106 — 25,013 shares $216,112
CHEGG INCCALL163092909 CALL 297,200 shares $215,678
INNOVEX INTERNATIONAL INCCOM457651107 — 7,977 shares $215,538
PUMA BIOTECHNOLOGY INCCALL74587V907 CALL 21,700 shares $215,481
CHEFS WHSE INCCOM163086101 — 1,921 shares $215,478
GLOBAL X FDSCALL37950E908 CALL 2,500 shares $215,450
AMYLYX PHARMACEUTICALS INCPUT03237H951 PUT 7,400 shares $215,340
VANGUARD SCOTTSDALE FDSCOM92206C664 — 1,915 shares $214,939
MEDICAL PROPERTIES TRUST INCCOM58463J304 — 62,084 shares $214,810
PROGYNY INCCOM74340E103 — 8,526 shares $214,769
PETCO HEALTH & WELLNESS CO ICALL71601V905 CALL 94,600 shares $214,742
TEUCRIUM COMMODITY TRCALL88166A900 CALL 7,800 shares $214,578
VOLATILITY SHS TRPUT92865J957 PUT 2,900 shares $214,484
FORTUNA MNG CORPCOM349942102 — 19,072 shares $214,369
URBAN OUTFITTERS INCPUT917047952 PUT 2,800 shares $213,864
AVALO THERAPEUTICS INCCALL05338F906 CALL 13,900 shares $213,087
KLA CORPCOM482480100 — 1,093 shares $213,058
DIREXION SHARES ETF TRUSTCALL25461H901 CALL 14,700 shares $213,003
JEFFERIES FINANCIAL GROUP INCOM47233W109 — 4,657 shares $212,964
IMMUNOME INCPUT45257U958 PUT 9,900 shares $212,949
SYNAPTICS INCCALL87157D909 CALL 2,100 shares $212,929
CLEARPOINT NEURO INCCOM18507C103 — 17,413 shares $212,612
SCORPIO TANKERS INCCOMY7542C130 — 2,537 shares $212,346
HEICO CORP NEWCALL422806908 CALL 700 shares $212,226
TIZIANA LIFE SCIENCES LTDCALLG88912903 CALL 191,100 shares $212,121
ISHARES TRCALL464288905 CALL 2,300 shares $211,991
VS TRUSTCOM92891H101 — 7,372 shares $211,797
CIVEO CORP CDACOM17878Y207 — 6,458 shares $211,757
ISHARES TRPUT46435U951 PUT 2,700 shares $211,463
GALIANO GOLD INCCALL36352H900 CALL 108,900 shares $211,266
XPO INCPUT983793950 PUT 1,200 shares $211,176
QFIN HOLDINGS INCPUT88557W951 PUT 31,500 shares $211,050
GEMINI SPACE STA INCCOM36866J105 — 40,889 shares $210,987
KINETIK HOLDINGS INCPUT02215L959 PUT 4,200 shares $210,840
VANGUARD WORLD FDCALL921910903 CALL 3,800 shares $210,710
ANI PHARMACEUTICALS INCCALL00182C903 CALL 2,900 shares $210,685
GRIFOLS S ACALL398438908 CALL 28,800 shares $210,528
PALLADYNE AI CORPPUT80359A955 PUT 40,800 shares $210,528
FRESENIUS MEDICAL CARE AGPUT358029956 PUT 9,400 shares $210,371
HAFNIA LTDCOMY2990R101 — 21,148 shares $210,211
LIVERAMP HLDGS INCCALL53815P908 CALL 5,600 shares $210,112
OR ROYALTIES INC.COM68390D106 — 6,109 shares $209,783
EXLSERVICE HLDGS INCPUT302081954 PUT 6,100 shares $209,718
BABCOCK & WILCOX ENTERPRISESPUT05614L959 PUT 35,900 shares $209,656
SES AI CORPORATIONCALL78397Q909 CALL 349,300 shares $209,580
ROUNDHILL ETF TRUSTPUT77926Y950 PUT 8,900 shares $209,545
ISHARES TRCALL464287907 CALL 1,000 shares $209,450
MOBILITY GLOBAL INCCALL60744M906 CALL 12,200 shares $209,229
PACIFIC BIOSCIENCES CALIF INPUT69404D958 PUT 88,200 shares $209,034
AMERICAS GOLD AND SILVER CORPUT03062D953 PUT 47,900 shares $208,844
ISHARES INCPUT464286951 PUT 4,900 shares $208,740
INVESCO EXCH TRADED FD TR IIPUT46138G950 PUT 2,100 shares $208,740
RESIDEO TECHNOLOGIES INCPUT76118Y954 PUT 11,500 shares $208,725
FINANCE OF AMERICA COMPANCALL31738L906 CALL 16,500 shares $208,560
HONDA MOTOR CO LTDPUT438128958 PUT 6,600 shares $208,560
CHEGG INCCOM163092109 — 287,237 shares $208,447
AUREUS GREENWAY HLDGS INCCALL05156D902 CALL 53,700 shares $208,356
CLEARWATER PAPER CORPCOM18538R103 — 10,856 shares $208,000
ENERGIZER HLDGS INCCOM29272W109 — 9,723 shares $207,974
ABEONA THERAPEUTICS INCCALL00289Y906 CALL 39,600 shares $207,900
KINSALE CAP GROUP INCCOM49714P108 — 644 shares $207,851
ECOPETROL S ACOM279158109 — 12,578 shares $207,285
JBG SMITH PPTYSPUT46590V950 PUT 20,600 shares $206,824
LOUISIANA PAC CORPPUT546347955 PUT 3,200 shares $206,560
ISHARES TRCALL464289905 CALL 700 shares $206,437
FIRST CTZNS BANCSHARES INC DCALL31946M903 CALL 100 shares $206,019
INVESTMENT MANAGERS SER TR ICALL46152N904 CALL 12,900 shares $205,884
AGCO CORPCALL001084902 CALL 1,800 shares $205,614
CLEARFIELD INCCALL18482P903 CALL 6,600 shares $205,524
ISHARES TRCALL46438T909 CALL 8,200 shares $205,246
ZYMEWORKS INCCOM98985Y108 — 7,747 shares $205,218
ASP ISOTOPES INCPUT00218A955 PUT 77,400 shares $205,110
PARSONS CORP DELCALL70202L902 CALL 5,000 shares $204,850
BAOZUN INCPUT06684L953 PUT 66,900 shares $204,714
FTAI INFRASTRUCTURE INCCOM35953C106 — 73,929 shares $204,044
TIDAL TRUST IIPUT88636Y958 PUT 13,200 shares $203,910
NEXA RES S ACALLL67359906 CALL 16,700 shares $203,573
ONTERRIS INCCALL615111901 CALL 15,200 shares $203,376
WD 40 COCOM929236107 — 1,006 shares $203,181
GATES INDL CORP LTDCOMG39104107 — 7,750 shares $203,050
HELEN OF TROY LTDCALLG4388N906 CALL 7,400 shares $202,834
VOYAGER TECHNOLOGIES INCPUT92892B953 PUT 6,700 shares $202,675
VIPSHOP HLDGS LTDCALL92763W903 CALL 16,200 shares $202,662
COGENT COMM HOLDINGS INCPUT19239V952 PUT 26,000 shares $202,540
WD 40 COCALL929236907 CALL 1,000 shares $201,970
INVESCO DB MULTI-SECTOR COMMCALL46140H900 CALL 8,500 shares $201,875
PRINCIPAL FINANCIAL GROUP INPUT74251V952 PUT 1,800 shares $201,528