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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)
ISHARES INCCOM464286343 — 5,688 shares $137,535
OPPFI INCPUT68386H953 PUT 22,800 shares $137,484
MSC INDL DIRECT INCCOM553530106 — 1,111 shares $137,452
BOX INCPUT10316T954 PUT 4,100 shares $137,268
WORTHINGTON ENTERPRISES INCCALL981811902 CALL 2,300 shares $136,942
WILLIAMS SONOMA INCPUT969904951 PUT 600 shares $136,764
BROOKFIELD INFRASTRUCTURE PACOMG16252101 — 3,847 shares $136,760
CBIZ INCCALL124805902 CALL 2,500 shares $136,725
SONOCO PRODS COPUT835495952 PUT 2,800 shares $136,696
ARTERIS INCCOM04302A104 — 5,778 shares $136,591
SLIDE INS HLDGS INCCOM831349105 — 6,120 shares $136,537
CAREDX INCCALL14167L903 CALL 2,100 shares $136,500
TIDAL TRUST IICOM88636J600 — 1,484 shares $136,498
CREXENDO INCPUT226552957 PUT 23,200 shares $136,416
BANK NOVA SCOTIA B CPUT064149957 PUT 1,500 shares $136,260
ARCUS BIOSCIENCES INCCOM03969F109 — 5,268 shares $136,072
CRANE NXT COCOM224441105 — 2,888 shares $136,024
TIDAL TRUST IICALL88636W906 CALL 7,400 shares $135,864
LOEWS CORPPUT540424958 PUT 1,300 shares $135,759
YETI HLDGS INCPUT98585X954 PUT 3,300 shares $135,366
SPORTRADAR GROUP AGPUTH8088L953 PUT 11,700 shares $135,252
NEXSTAR MEDIA GROUP INCCOM65336K103 — 837 shares $135,234
HYCROFT MINING HOLDING CORPCOM44862P208 — 7,082 shares $134,841
TOMPKINS FINL CORPPUT890110959 PUT 1,400 shares $134,750
ALTO INGREDIENTS INCPUT021513956 PUT 36,500 shares $134,685
HESS MIDSTREAM LPPUT428103955 PUT 3,600 shares $134,532
PROSHARES TR IIPUT74347W952 PUT 2,500 shares $134,492
TRANSUNIONCALL89400J907 CALL 2,200 shares $134,464
TIDAL TRUST IICALL88636X900 CALL 6,700 shares $134,402
FRANKLIN ELEC INCCALL353514902 CALL 1,400 shares $134,246
INVESCO EXCH TRADED FD TR IICALL46138E905 CALL 1,900 shares $133,969
AGNT INCCALL30212W900 CALL 36,500 shares $133,955
ZURA BIO LTDCALLG9TY5A901 CALL 32,200 shares $133,952
ISHARES INCCOM464286327 — 3,827 shares $133,830
XOMETRY INCPUT98423F959 PUT 1,300 shares $133,705
INTL GNRL INSURANCE HLDNGS LCALLG4809J906 CALL 5,500 shares $133,650
ATMOS ENERGY CORPCOM049560105 — 854 shares $133,599
MISSION PRODUCE INCCOM60510V108 — 10,184 shares $133,512
VALARIS LTDPUTG9460G951 PUT 1,700 shares $133,484
COGNEX CORPPUT192422953 PUT 2,200 shares $133,430
ZILLOW GROUP INCCOM98954M101 — 4,817 shares $133,430
BROOKFIELD RENEWABLE ENERGYCOMG16258108 — 4,741 shares $133,411
COMPANHIA SIDERURGICA NACIONPUT20440W955 PUT 125,800 shares $133,348
FRONTDOOR INCCOM35905A109 — 1,823 shares $133,297
FIRST WATCH RESTAURANT GROUPCOM33748L101 — 13,093 shares $133,155
PROSHARES TRCALL74349Y907 CALL 10,100 shares $133,118
EA SERIES TRUSTCALL02072L902 CALL 1,900 shares $132,924
FEDERAL RLTY INVT TR NEWCOM313745101 — 1,227 shares $132,871
PROTO LABS INCCALL743713909 CALL 1,400 shares $132,790
HEALTHEQUITY INCPUT42226A957 PUT 1,500 shares $132,690
SOUNDHOUND AI INCCOM836100107 — 22,022 shares $132,572
DIREXION SHARES ETF TRUSTPUT25461H951 PUT 20,200 shares $132,512
IQIYI INCCOM46267X108 — 131,949 shares $131,949
VOLATILITY SHS TRCOM92865J737 — 1,784 shares $131,944
AAR CORPPUT000361955 PUT 1,300 shares $131,911
VAALCO ENERGY INCCOM91851C201 — 23,260 shares $131,651
EXTRA SPACE STORAGE INCCALL30225T902 CALL 1,000 shares $131,510
ARCTURUS THERAPEUTICS HLDGSPUT03969T959 PUT 9,600 shares $131,424
INVESTMENT MANAGERS SER TR ICALL46152A909 CALL 26,300 shares $131,105
DELUXE CORP MEDIUM TERM NTSPUT248019951 PUT 5,700 shares $130,929
MIAMI INTL HLDGS INCPUT59356Q958 PUT 3,900 shares $130,650
TYLER TECHNOLOGIES INCCOM902252105 — 410 shares $130,626
ETFS GOLD TRCALL00326A904 CALL 3,300 shares $130,548
AVIAT NETWORKS INCCALL05366Y901 CALL 6,500 shares $130,325
ONITY GROUP INCPUT675746956 PUT 4,600 shares $130,317
DAQO NEW ENERGY CORPPUT23703Q953 PUT 11,400 shares $130,302
DIREXION SHARES ETF TRUSTPUT25490K959 PUT 1,700 shares $130,288
BLOOMIN BRANDS INCPUT094235958 PUT 16,800 shares $130,200
HELLO GROUP INCCOM423403104 — 26,883 shares $130,113
BEAZER HOMES USA INCCALL07556Q901 CALL 3,900 shares $130,065
ADVANCED FLOWER CAP INCPUT00109K955 PUT 36,100 shares $129,960
SPDR SERIES TRUSTCALL78468R907 CALL 1,400 shares $129,850
VANGUARD INDEX FDSPUT922908959 PUT 600 shares $129,648
AARDVARK THERAPEUTICS INCPUT002942950 PUT 24,600 shares $129,642
MBIA INCCOM55262C100 — 30,429 shares $129,627
THEMES ETF TRPUT88340C953 PUT 12,500 shares $129,625
DIGITALBRIDGE GROUP INCPUT25401T953 PUT 8,100 shares $129,600
MITEK SYS INCPUT606710950 PUT 7,600 shares $129,580
THEMES ETF TRPUT88340C953 PUT 7,100 shares $129,575
GRANITESHARES ETF TRPUT38747T950 PUT 4,600 shares $129,536
COVENANT LOGISTICS GROUP INCPUT22284P955 PUT 4,000 shares $129,280
ALBEMARLE CORPCOM012653101 — 1,222 shares $129,263
AMTECH SYS INCCALL032332904 CALL 7,700 shares $129,206
SEANERGY MARITIME HLDGS CORPCOMY73760400 — 7,861 shares $128,999
ETF OPPORTUNITIES TRUSTCOM26923Q713 — 1,912 shares $128,849
PAGSEGURO DIGITAL LTDCOMG68707101 — 14,474 shares $128,818
ETFIS SER TR ICOM26923G806 — 1,835 shares $128,780
TIDAL TRUST IICALL88636J906 CALL 1,400 shares $128,772
FLOWSERVE CORPCOM34354P105 — 1,760 shares $128,691
IONIC DIGITAL INCCALL462210905 CALL 1,600 shares $128,528
ASTRONICS CORPPUT046433958 PUT 2,500 shares $128,469
TD SYNNEX CORPORATIONCALL87162W900 CALL 500 shares $128,425
INTREPID POTASH INCPUT46121Y951 PUT 4,000 shares $128,319
PROTHENA CORP PLCPUTG72800958 PUT 15,300 shares $128,214
PROSHARES TR IIPUT74347W952 PUT 9,900 shares $127,907
COCA-COLA FEMSA SAB DE CVCOM191241108 — 1,182 shares $127,703
AFFILIATED MANAGERS GROUPCOM008252108 — 349 shares $127,597
SCIENCE APPLICATIONS INTL COPUT808625957 PUT 1,000 shares $127,560
UNDER ARMOUR INCCALL904311906 CALL 28,600 shares $127,556
QUIDELORTHO CORPPUT219798955 PUT 12,100 shares $127,534