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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)
NEW YORK TIMES CO MTN BEPUT650111957 PUT 2,700 shares $171,990
INNOVIVA INCCALL45781M901 CALL 8,100 shares $171,801
NIOCORP DEVS LTDPUT654484959 PUT 47,700 shares $171,720
CYBIN INCCOM23256X407 — 13,963 shares $171,605
DUOS TECHNOLOGIES GROUP INCCOM266042407 — 19,407 shares $171,557
MEDALLION FINANCIAL CORPCALL583928906 CALL 14,400 shares $171,216
LISTED FDS TRCOM53656H595 — 4,905 shares $170,841
TANDEM DIABETES CARE INCCOM875372203 — 10,450 shares $170,439
VITESSE ENERGY INCCALL92852X903 CALL 10,200 shares $170,340
BRIGHTSPRING HEALTH SVCS INCPUT10950A956 PUT 3,000 shares $170,250
ADT INC DELCALL00090Q903 CALL 28,000 shares $170,240
ISHARES TRCALL464287907 CALL 1,800 shares $170,172
GLOBAL NET LEASE INCCALL379378901 CALL 20,600 shares $170,156
ISHARES TRCOM464289131 — 12,783 shares $170,154
INHIBRX BIOSCIENCES INCCALL45720N903 CALL 1,700 shares $170,136
NETSCOUT SYS INCCOM64115T104 — 4,233 shares $170,081
VENTAS INCPUT92276F950 PUT 2,000 shares $170,040
CLEARWAY ENERGY INCCALL18539C904 CALL 5,800 shares $169,766
COURSERA INCCOM22266M104 — 34,223 shares $169,746
BRIGHTHOUSE FINL INCPUT10922N953 PUT 3,400 shares $169,660
ALBERTSONS COMPANIES INCPUT013091953 PUT 14,600 shares $169,506
JERSEY MIKES SUBS INCCOM47668J102 — 10,077 shares $169,495
INVESTMENT MANAGERS SER TR ICALL46092D906 CALL 24,700 shares $169,442
HARROW INCPUT415858959 PUT 5,500 shares $169,400
OMNIAB INCCALL68218J903 CALL 34,100 shares $169,136
FREQUENCY ELECTRS INCPUT358010956 PUT 2,000 shares $169,060
AVIENT CORPORATIONPUT05368V956 PUT 4,200 shares $169,050
TABOOLA.COM LTDCALLM8744T906 CALL 50,300 shares $169,008
LENNOX INTL INCCOM526107107 — 476 shares $168,989
SAILPOINT INCCALL78781J909 CALL 8,300 shares $168,988
COLUMBUS MCKINNON CORP N YPUT199333955 PUT 10,600 shares $168,858
BERKLEY W R CORPCALL084423902 CALL 2,500 shares $168,850
ACCO BRANDS CORPCALL00081T908 CALL 40,200 shares $168,840
BROOKFIELD RENEWABLE ENERGYPUTG16258958 PUT 6,000 shares $168,840
ISHARES TRCALL46429B907 CALL 7,700 shares $168,399
DIREXION SHARES ETF TRUSTPUT25459W952 PUT 20,300 shares $168,286
BROOKFIELD ASSET MANAGMT LTDCOM113004105 — 3,772 shares $168,155
STONEX GROUP INCPUT861896958 PUT 2,600 shares $168,064
GLOBAL X FDSCALL37954Y909 CALL 3,200 shares $168,000
USANA HEALTH SCIENCES INCCALL90328M907 CALL 11,600 shares $167,852
VANECK ETF TRUSTCOM92189F411 — 13,019 shares $167,814
INNOVATIVE INDL PPTYS INCCOM45781V101 — 3,185 shares $167,785
TIDAL TRUST IIPUT88636Y958 PUT 18,400 shares $167,624
DYNE THERAPEUTICS INCCALL26818M908 CALL 10,400 shares $167,544
BICARA THERAPEUTICS INCPUT055477953 PUT 9,000 shares $167,490
CABALETTA BIO INCPUT12674W959 PUT 87,100 shares $167,232
GLOBAL X FDSPUT37954Y959 PUT 3,800 shares $167,196
CHEWY INCCOM16679L109 — 9,180 shares $167,076
NEW ORIENTAL ED & TECHNOLOGYPUT647581956 PUT 3,000 shares $166,470
LIBERTY MEDIA CORP DELPUT531229951 PUT 1,800 shares $166,320
CARTERS INCCOM146229109 — 5,311 shares $166,287
YORK SPACE SYSTEMS INCPUT987084950 PUT 19,200 shares $166,080
GRAHAM CORPCOM384556106 — 1,919 shares $165,628
INVESTMENT MANAGERS SER TR ICALL46092D906 CALL 6,100 shares $165,615
BANK OF HI CORPPUT062540959 PUT 2,400 shares $165,408
LIBERTY LIVE HOLDINGS INCCALL530909908 CALL 1,700 shares $165,325
INVESTMENT MANAGERS SER TR ICALL46092D906 CALL 13,000 shares $165,230
OCEANAGOLD CORPPUT675222950 PUT 6,000 shares $165,180
REPAY HLDGS CORPCALL76029L900 CALL 45,600 shares $165,072
AKEBIA THREAPEUTICS INCCALL00972D905 CALL 179,400 shares $165,048
ZENTALIS PHARMACEUTICALS INCCOM98943L107 — 59,536 shares $164,914
NET POWER INCCALL64107A905 CALL 110,600 shares $164,794
WAYSTAR HLDG CORPPUT946784955 PUT 6,500 shares $164,710
NEOS ETF TRUSTPUT78433H955 PUT 3,400 shares $164,288
AMERICAN FINANCIAL GROUP INCCALL025932904 CALL 1,200 shares $164,112
VINFAST AUTO LTDCALLY9390M903 CALL 52,600 shares $164,112
ADS TEC ENERGY PLCPUTG0085J957 PUT 14,900 shares $163,900
FORTUNE BRANDS INNOVATIONS IPUT34964C956 PUT 4,300 shares $163,615
GLOBAL SHIP LEASE INCCALLY27183900 CALL 3,700 shares $163,318
ZAI LAB LTDCALL98887Q904 CALL 6,200 shares $163,308
CURTISS WRIGHT CORPPUT231561951 PUT 300 shares $163,146
HILTON GRAND VACATIONS INCCALL43283X905 CALL 4,700 shares $162,902
TELEPHONE & DATA SYS INCCALL879433909 CALL 4,800 shares $162,816
CUSTOMERS BANCORP INCPUT23204G950 PUT 2,200 shares $162,800
RUSH STREET INTERACTIVE INCPUT782011950 PUT 8,000 shares $162,639
FARADAY FUTURE INTLGT ELEC ICALL307359905 CALL 134,400 shares $162,624
TEEKAY CORPORATION LTDPUTG8726T955 PUT 11,400 shares $162,450
NISOURCE INCCOM65473P105 — 4,163 shares $162,357
GRANITE CONSTR INCPUT387328957 PUT 1,400 shares $162,274
KRANESHARES TRUSTPUT500767956 PUT 7,300 shares $162,060
MANULIFE FINL CORPCALL56501R906 CALL 3,800 shares $161,842
CMB.TECH NVCOMB38564108 — 8,549 shares $161,832
SILENCE THERAPEUTICS PLCCALL82686Q901 CALL 14,800 shares $161,764
KYNDRYL HLDGS INCCOM50155Q100 — 14,366 shares $161,761
ITT INCPUT45073V958 PUT 800 shares $161,456
EXCHANGE LISTED FDS TRPUT30151E958 PUT 3,900 shares $161,421
SNAP ON INCCOM833034101 — 444 shares $161,327
MATTHEWS INTL CORPPUT577128951 PUT 8,400 shares $161,196
LEONARDO DRS INCPUT52661A958 PUT 4,400 shares $161,172
LANDSTAR SYS INCCOM515098101 — 953 shares $160,718
CASELLA WASTE SYS INCPUT147448954 PUT 2,000 shares $160,700
ABIVAX SACOM00370M103 — 1,620 shares $160,412
VERRA MOBILITY CORPPUT92511U952 PUT 51,700 shares $160,270
DIREXION SHARES ETF TRUSTPUT25460G956 PUT 16,900 shares $160,212
CHURCH & DWIGHT CO INCPUT171340952 PUT 1,700 shares $160,174
GLOO HOLDINGS INCCALL379598905 CALL 37,400 shares $160,072
PURECYCLE TECHNOLOGIES INCCOM74623V103 — 36,294 shares $160,056
LOAR HOLDINGS INCPUT53947R955 PUT 2,600 shares $159,952
PACER FDS TRCALL69374H901 CALL 3,000 shares $159,840
DORCHESTER MINERALS L PPUT25820R955 PUT 5,700 shares $159,828