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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
- STATE STR SPDR S&P 500 ETF T · PUT · 78462F953 · shares · PUT: $29,249,377,179
- STATE STR SPDR S&P 500 ETF T · CALL · 78462F903 · shares · CALL: $17,442,492,045
- INVESCO QQQ TR · PUT · 46090E953 · shares · PUT: $12,078,446,721
- INVESCO QQQ TR · CALL · 46090E903 · shares · CALL: $8,865,107,772
- ISHARES TR · PUT · 464287957 · shares · PUT: $7,705,507,038
- ISHARES TR · CALL · 464287907 · shares · CALL: $4,481,046,859
- NVIDIA CORPORATION · PUT · 67066G954 · shares · PUT: $3,643,049,246
- NVIDIA CORPORATION · CALL · 67066G904 · shares · CALL: $3,591,709,422
- META PLATFORMS INC · CALL · 30303M902 · shares · CALL: $3,350,259,082
- MICRON TECHNOLOGY INC · PUT · 595112953 · shares · PUT: $2,763,853,939
Reported holdings
10,469 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| SIONNA THERAPEUTICS INC | COM | 829401108 | — | 13,194 shares | $69,400 |
| NOMURA HLDGS INC | COM | 65535H208 | — | 7,094 shares | $69,379 |
| SURGERY PARTNERS INC | CALL | 86881A900 | CALL | 5,000 shares | $69,350 |
| VISTEON CORP | PUT | 92839U956 | PUT | 800 shares | $69,344 |
| MADISON AIR SOLUTIONS CORP | COM | 55658T105 | — | 2,815 shares | $69,249 |
| GRANITE PT MTG TR INC | CALL | 38741L907 | CALL | 80,500 shares | $69,230 |
| GRANITESHARES ETF TR | PUT | 38747T950 | PUT | 1,900 shares | $69,217 |
| XUNLEI LTD | COM | 98419E108 | — | 14,315 shares | $69,141 |
| UROGEN PHARMA LTD | CALL | M96088905 | CALL | 1,700 shares | $69,071 |
| INVESCO EXCHANGE TRADED FD T | CALL | 46137V906 | CALL | 500 shares | $68,913 |
| KRANESHARES TRUST | COM | 500767363 | — | 1,449 shares | $68,870 |
| PENN ENTERTAINMENT INC | PUT | 707569959 | PUT | 4,700 shares | $68,855 |
| XERIS BIOPHARMA HOLDINGS INC | PUT | 98422E953 | PUT | 7,200 shares | $68,832 |
| BERKLEY W R CORP | COM | 084423102 | — | 1,019 shares | $68,823 |
| TREVI THERAPEUTICS INC | PUT | 89532M951 | PUT | 4,800 shares | $68,736 |
| QORVO INC | CALL | 74736K901 | CALL | 600 shares | $68,688 |
| EXCHANGE TRADED CONCEPTS TRU | COM | 301505467 | — | 2,818 shares | $68,674 |
| SYLVAMO CORP | PUT | 871332952 | PUT | 2,100 shares | $68,628 |
| GRANITESHARES ETF TR | CALL | 38747R904 | CALL | 3,000 shares | $68,520 |
| PROFOUND MED CORP | PUT | 74319B952 | PUT | 11,800 shares | $68,440 |
| ISHARES TR | COM | 464287598 | — | 276 shares | $68,428 |
| SLR INVESTMENT CORP | PUT | 83413U950 | PUT | 5,900 shares | $68,381 |
| WESTROCK COFFEE CO | PUT | 96145W953 | PUT | 8,500 shares | $68,340 |
| INVESTMENT MANAGERS SER TR I | COM | 46092D376 | — | 1,882 shares | $68,316 |
| IM GLOBAL PARTNER FUNDS | CALL | 53700T907 | CALL | 2,100 shares | $68,313 |
| YORKVILLE ACQUISITION CORP. | CALL | G98659906 | CALL | 6,600 shares | $68,310 |
| NETSCOUT SYS INC | CALL | 64115T904 | CALL | 1,700 shares | $68,306 |
| INVESCO EXCHANGE TRADED FD T | COM | 46137V282 | — | 1,036 shares | $68,230 |
| COINSHARES ETF TR | COM | 91917A207 | — | 1,516 shares | $68,113 |
| CANTOR EQUITY PARTNERS I INC | COM | G1827K107 | — | 6,312 shares | $67,980 |
| INVESCO EXCHANGE TRADED FD T | PUT | 46137V956 | PUT | 1,000 shares | $67,830 |
| CAMDEN PPTY TR | CALL | 133131902 | CALL | 700 shares | $67,711 |
| SMITH A O CORP | CALL | 831865909 | CALL | 1,200 shares | $67,644 |
| HENRY JACK & ASSOC INC | COM | 426281101 | — | 472 shares | $67,609 |
| AMARIN CORP PLC | CALL | 023111904 | CALL | 5,200 shares | $67,600 |
| MICROVAST HOLDINGS INC | COM | 59516C106 | — | 105,717 shares | $67,584 |
| CITIZENS & NORTHN CORP | CALL | 172922906 | CALL | 2,700 shares | $67,554 |
| ARROWMARK FINANCIAL CORP | CALL | 861780904 | CALL | 3,400 shares | $67,524 |
| GRANITE CONSTR INC | COM | 387328107 | — | 581 shares | $67,343 |
| ISHARES INC | COM | 464286749 | — | 1,138 shares | $67,312 |
| HEXCEL CORP NEW | PUT | 428291958 | PUT | 800 shares | $67,136 |
| ISHARES TR | COM | 46432F339 | — | 302 shares | $67,116 |
| TIDAL TRUST II | PUT | 88636R953 | PUT | 9,700 shares | $67,027 |
| LLOYDS BANKING GROUP PLC | COM | 539439109 | — | 11,891 shares | $66,946 |
| WEALTHFRONT CORP | COM | 947002101 | — | 6,449 shares | $66,940 |
| GLOBAL X FDS | PUT | 37954Y959 | PUT | 1,900 shares | $66,936 |
| AVITA MEDICAL INC | PUT | 05380C952 | PUT | 5,700 shares | $66,861 |
| FIDELITY COVINGTON TRUST | PUT | 316092951 | PUT | 1,100 shares | $66,803 |
| TXO PARTNERS | COM | 87313P103 | — | 4,882 shares | $66,736 |
| LEXINFINTECH HLDGS LTD | CALL | 528877903 | CALL | 92,400 shares | $66,620 |
| TIC SOLUTIONS INC | CALL | 00510N902 | CALL | 8,000 shares | $66,560 |
| MIRION TECHNOLOGIES INC | PUT | 60471A951 | PUT | 4,700 shares | $66,364 |
| MICROVAST HOLDINGS INC | CALL | 59516C906 | CALL | 103,800 shares | $66,359 |
| FOSSIL GROUP INC | PUT | 34988V956 | PUT | 10,100 shares | $66,357 |
| TERADATA CORP DEL | PUT | 88076W953 | PUT | 2,300 shares | $66,332 |
| GLOBE LIFE INC | PUT | 37959E952 | PUT | 400 shares | $66,260 |
| UNIVERSAL DISPLAY CORP | COM | 91347P105 | — | 859 shares | $66,177 |
| AMPLIFY ENERGY CORP NEW | COM | 03212B103 | — | 15,714 shares | $66,155 |
| PERMIAN BASIN RTY TR | CALL | 714236906 | CALL | 2,100 shares | $66,108 |
| TIDAL TRUST II | PUT | 88636W956 | PUT | 3,600 shares | $66,096 |
| SYNTEC OPTICS HLDGS INC | CALL | 87169M905 | CALL | 8,000 shares | $66,000 |
| STRATA CRITICAL MEDICAL INC | CALL | 092667904 | CALL | 12,900 shares | $65,919 |
| INVESCO EXCHANGE TRADED FD T | CALL | 46137V906 | CALL | 1,000 shares | $65,860 |
| VANECK ETF TRUST | PUT | 92189H950 | PUT | 800 shares | $65,624 |
| NORDSON CORP | CALL | 655663902 | CALL | 200 shares | $65,570 |
| TAKEDA PHARMACEUTICAL CO LTD | CALL | 874060905 | CALL | 3,600 shares | $65,484 |
| DIREXION SHARES ETF TRUST | CALL | 25459W902 | CALL | 3,300 shares | $65,472 |
| NOVOCURE LTD | PUT | G6674U958 | PUT | 4,100 shares | $65,395 |
| GRANITESHARES ETF TR | CALL | 38747T900 | CALL | 3,400 shares | $65,314 |
| LARIMAR THERAPEUTICS INC | PUT | 517125950 | PUT | 20,400 shares | $65,178 |
| ISHARES TR | COM | 464289438 | — | 221 shares | $65,175 |
| SABRA HEALTH CARE REIT INC | PUT | 78573L956 | PUT | 3,300 shares | $65,076 |
| MATERIALISE NV | CALL | 57667T900 | CALL | 7,600 shares | $65,056 |
| VANGUARD WORLD FD | CALL | 92204A904 | CALL | 500 shares | $65,045 |
| TIDAL TRUST II | CALL | 88636R903 | CALL | 2,400 shares | $65,015 |
| PROSHARES TR | COM | 74350U740 | — | 3,885 shares | $64,996 |
| GRUPO CIBEST SA | CALL | 40090E906 | CALL | 700 shares | $64,995 |
| STANDARDAERO INC | COM | 85423L103 | — | 3,040 shares | $64,904 |
| QUANTUM SI INC | PUT | 74765K955 | PUT | 60,600 shares | $64,842 |
| DIREXION SHARES ETF TRUST | PUT | 25459Y956 | PUT | 500 shares | $64,745 |
| ISHARES INC | COM | 46434G764 | — | 653 shares | $64,699 |
| GLOBAL SHIP LEASE INC | COM | Y27183600 | — | 1,460 shares | $64,444 |
| LTC PPTYS INC | CALL | 502175902 | CALL | 1,500 shares | $64,305 |
| WESTAMERICA BANCORPORATION | CALL | 957090903 | CALL | 1,100 shares | $64,152 |
| LIVEWIRE GROUP INC | CALL | 53838J905 | CALL | 41,900 shares | $64,107 |
| BROOKFIELD INFRASTRUCTURE CO | PUT | 11276H956 | PUT | 1,800 shares | $64,098 |
| MNTN INC | PUT | 55318A958 | PUT | 6,300 shares | $64,071 |
| ARRAY DIGITAL INFRASTRUCTURE | PUT | 911684958 | PUT | 1,900 shares | $64,067 |
| TIDAL TRUST II | COM | 88636X203 | — | 1,593 shares | $64,054 |
| PROPETRO HLDG CORP | COM | 74347M108 | — | 7,238 shares | $63,983 |
| AMERICAN BITCOIN CORP. | COM | 02462A203 | — | 7,535 shares | $63,896 |
| VIRIDIAN THERAPEUTICS INC | PUT | 92790C954 | PUT | 3,100 shares | $63,829 |
| AMERICAN HOMES 4 RENT | PUT | 02665T956 | PUT | 2,100 shares | $63,818 |
| CERUS CORP | CALL | 157085901 | CALL | 26,800 shares | $63,784 |
| GRANITESHARES ETF TR | CALL | 38747R904 | CALL | 4,200 shares | $63,756 |
| CINCINNATI FINL CORP | PUT | 172062951 | PUT | 400 shares | $63,748 |
| INTERNATIONAL MONEY EXPRESS | PUT | 46005L951 | PUT | 5,500 shares | $63,690 |
| GRANITESHARES ETF TR | PUT | 38747R954 | PUT | 2,000 shares | $63,660 |
| EXCHANGE TRADED CONCEPTS TRU | COM | 301505707 | — | 791 shares | $63,643 |
| ISHARES U S ETF TR | PUT | 46431W953 | PUT | 1,000 shares | $63,620 |