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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) |
|---|---|---|---|---|---|
| SUN CMNTYS INC | PUT | 866674954 | PUT | 100 shares | $11,078 |
| MYERS INDS INC | COM | 628464109 | — | 360 shares | $11,077 |
| AI FINL CORP | COM | 47089W104 | — | 22,891 shares | $11,076 |
| CAMDEN NATL CORP | CALL | 133034908 | CALL | 200 shares | $11,069 |
| BRIXMOR PPTY GROUP INC | CALL | 11120U905 | CALL | 400 shares | $11,040 |
| VIRTU FINL INC | PUT | 928254951 | PUT | 200 shares | $11,032 |
| INDEPENDENCE RLTY TR INC | COM | 45378A106 | — | 756 shares | $10,984 |
| AH RLTY TR INC | PUT | 04208T958 | PUT | 1,800 shares | $10,980 |
| INVESTMENT MANAGERS SER TR I | CALL | 46092D906 | CALL | 200 shares | $10,975 |
| INVESTMENT MANAGERS SER TR I | PUT | 46152A959 | PUT | 2,200 shares | $10,967 |
| GETTY IMAGES HOLDINGS INC | COM | 374275105 | — | 127,597 shares | $10,960 |
| ISHARES INC | CALL | 464286901 | CALL | 100 shares | $10,950 |
| UNITED STS COMMODITY INDEX F | CALL | 911717906 | CALL | 100 shares | $10,941 |
| SOLID POWER INC | PUT | 83422N955 | PUT | 4,600 shares | $10,925 |
| TASKUS INC | CALL | 87652V909 | CALL | 8,700 shares | $10,896 |
| INVESCO EXCHANGE TRADED FD T | CALL | 46137V906 | CALL | 100 shares | $10,889 |
| GENELUX CORPORATION | COM | 36870H103 | — | 4,300 shares | $10,879 |
| BANCFIRST CORP | COM | 05945F103 | — | 103 shares | $10,843 |
| LIFESTANCE HEALTH GROUP INC | CALL | 53228F901 | CALL | 900 shares | $10,827 |
| NORTHERN LTS FD TR IV | CALL | 66538H901 | CALL | 200 shares | $10,812 |
| QUANTUM EMOTION CORP | CALL | 74767K903 | CALL | 7,300 shares | $10,804 |
| AVIDIA BANCORP INC | CALL | 05369T900 | CALL | 500 shares | $10,800 |
| BELDEN INC | PUT | 077454956 | PUT | 100 shares | $10,793 |
| FLOTEK INDUSTRIES INC | COM | 343389409 | — | 368 shares | $10,789 |
| TIDAL TRUST II | COM | 88636R834 | — | 400 shares | $10,786 |
| EVERTEC INC | PUT | 30040P953 | PUT | 400 shares | $10,780 |
| AMPLIFY ETF TR | COM | 032108458 | — | 389 shares | $10,761 |
| FLEXSHARES TR | COM | 33939L407 | — | 204 shares | $10,758 |
| LSB INDS INC | PUT | 502160954 | PUT | 1,100 shares | $10,747 |
| INVESCO EXCHANGE TRADED FD T | PUT | 46137V956 | PUT | 100 shares | $10,746 |
| CRESCENT CAP BDC INC | COM | 225655109 | — | 1,170 shares | $10,740 |
| GRANITESHARES ETF TR | COM | 38747T542 | — | 550 shares | $10,738 |
| AMARIN CORP PLC | COM | 023111404 | — | 823 shares | $10,699 |
| SPDR SERIES TRUST | CALL | 78464A908 | CALL | 100 shares | $10,697 |
| INCANNEX HEALTHCARE INC | CALL | 45333F908 | CALL | 3,300 shares | $10,692 |
| BROOKFIELD INFRASTRUCTURE CO | CALL | 11276H906 | CALL | 300 shares | $10,683 |
| VANECK ETF TRUST | PUT | 92189H950 | PUT | 500 shares | $10,675 |
| HUCKLEBERRY AI INC | PUT | 257554955 | PUT | 3,200 shares | $10,656 |
| NEXTDOOR HOLDINGS INC | COM | 65345M108 | — | 4,378 shares | $10,638 |
| FIRST TRACKS BIOTHERAPEUTICS | PUT | 337185952 | PUT | 300 shares | $10,632 |
| APOGEE ENTERPRISES INC | PUT | 037598959 | PUT | 300 shares | $10,610 |
| DIREXION SHARES ETF TRUST | COM | 25461H853 | — | 1,509 shares | $10,608 |
| RED ROBIN GOURMET BURGERS IN | PUT | 75689M951 | PUT | 1,400 shares | $10,598 |
| CNO FINL GROUP INC | CALL | 12621E903 | CALL | 200 shares | $10,582 |
| THEMES ETF TR | COM | 88340C396 | — | 688 shares | $10,567 |
| TIDAL TRUST II | PUT | 88636R953 | PUT | 2,700 shares | $10,557 |
| ENANTA PHARMACEUTICALS INC | CALL | 29251M906 | CALL | 800 shares | $10,544 |
| ROUNDHILL ETF TRUST | CALL | 77926X902 | CALL | 400 shares | $10,544 |
| LOVESAC CO | CALL | 54738L909 | CALL | 700 shares | $10,535 |
| CION INVT CORP | CALL | 17259U904 | CALL | 1,500 shares | $10,529 |
| TIDAL TRUST II | CALL | 88636X900 | CALL | 500 shares | $10,515 |
| MATERIALISE NV | COM | 57667T100 | — | 1,228 shares | $10,511 |
| PARADIUMAI INC | CALL | 040044909 | CALL | 8,400 shares | $10,500 |
| ISHARES U S ETF TR | COM | 46431W598 | — | 165 shares | $10,497 |
| TIDAL TRUST III | CALL | 45259A905 | CALL | 600 shares | $10,493 |
| REDWOOD TRUST INC | CALL | 758075902 | CALL | 2,700 shares | $10,476 |
| TIDAL TRUST II | PUT | 88636R953 | PUT | 200 shares | $10,472 |
| ISHARES TR | CALL | 46438G901 | CALL | 300 shares | $10,470 |
| EDGEWELL PERSONAL CARE CO | COM | 28035Q102 | — | 388 shares | $10,468 |
| NETGEAR INC | COM | 64111Q104 | — | 471 shares | $10,460 |
| ISHARES TR | COM | 46438G562 | — | 266 shares | $10,435 |
| SHORE BANCSHARES INC | COM | 825107105 | — | 463 shares | $10,366 |
| SAFETY INS GROUP INC | PUT | 78648T950 | PUT | 100 shares | $10,358 |
| PROSHARES TR | COM | 74347G176 | — | 668 shares | $10,354 |
| SPDR INDEX SHS FDS | CALL | 78463X909 | CALL | 200 shares | $10,352 |
| ISHARES TR | COM | 464288174 | — | 154 shares | $10,352 |
| MGIC INVT CORP WIS | CALL | 552848903 | CALL | 400 shares | $10,336 |
| FIRST TR EXCHANGE TRADED FD | PUT | 33738R956 | PUT | 100 shares | $10,324 |
| ENERGY VAULT HOLDINGS INC | PUT | 29280W959 | PUT | 2,600 shares | $10,322 |
| INNOVIZ TECHNOLOGIES LTD | PUT | M5R635958 | PUT | 28,400 shares | $10,314 |
| NOVA MINERALS CORP | PUT | 66982H955 | PUT | 1,900 shares | $10,298 |
| GRANITESHARES ETF TR | CALL | 38747T900 | CALL | 600 shares | $10,278 |
| ETF OPPORTUNITIES TRUST | CALL | 26923N905 | CALL | 700 shares | $10,262 |
| KEROS THERAPEUTICS INC | PUT | 492327951 | PUT | 900 shares | $10,260 |
| CHOICE HOTELS INTL INC | PUT | 169905956 | PUT | 100 shares | $10,241 |
| IGC PHARMA INC | CALL | 45408X908 | CALL | 38,000 shares | $10,218 |
| FIDELITY COVINGTON TRUST | PUT | 316092951 | PUT | 200 shares | $10,210 |
| MAPLIGHT THERAPEUTICS INC | CALL | 56565P903 | CALL | 1,000 shares | $10,190 |
| TIDAL TRUST II | CALL | 88636J906 | CALL | 900 shares | $10,152 |
| SAB BIOTHERAPEUTICS INC | CALL | 78397T902 | CALL | 3,200 shares | $10,144 |
| LEXEO THERAPEUTICS INC | CALL | 52886X907 | CALL | 3,000 shares | $10,140 |
| ISHARES TR | PUT | 46436E957 | PUT | 500 shares | $10,135 |
| ROUNDHILL ETF TRUST | COM | 77926X353 | — | 100 shares | $10,111 |
| ROUNDHILL ETF TRUST | PUT | 77926X952 | PUT | 100 shares | $10,111 |
| ROUNDHILL ETF TRUST | PUT | 77926X952 | PUT | 300 shares | $10,110 |
| WISDOMTREE TR | COM | 97717Y477 | — | 147 shares | $10,095 |
| NANO X IMAGING LTD | COM | M70700105 | — | 14,506 shares | $10,061 |
| ENGENE THERAPEUTICS INC | COM | 29286X101 | — | 5,025 shares | $10,050 |
| PRECIDIAN ETFS TR | PUT | 74016W954 | PUT | 800 shares | $10,040 |
| CADRE HLDGS INC | CALL | 12763L905 | CALL | 400 shares | $10,036 |
| DONALDSON INC | COM | 257651109 | — | 115 shares | $10,009 |
| INHIBRX BIOSCIENCES INC | PUT | 45720N953 | PUT | 100 shares | $10,008 |
| BRIGHTVIEW HLDGS INC | PUT | 10948C957 | PUT | 1,000 shares | $10,000 |
| INVESCO EXCH TRADED FD TR II | COM | 46138E610 | — | 904 shares | $9,989 |
| GRANITE RIDGE RESOURCES INC | CALL | 387432907 | CALL | 2,300 shares | $9,982 |
| RBB FD INC | CALL | 74933W901 | CALL | 200 shares | $9,970 |
| RBB FD INC | PUT | 74933W951 | PUT | 200 shares | $9,970 |
| DIGINEX LTD | COM | G28687112 | — | 8,521 shares | $9,969 |
| BETTERWARE DE MEXC S A P I D | CALL | P1666E905 | CALL | 600 shares | $9,966 |
| STREAMEX CORP | CALL | 09073N900 | CALL | 15,500 shares | $9,966 |