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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) |
|---|---|---|---|---|---|
| MAGNOLIA OIL & GAS CORP | PUT | 559663959 | PUT | 21,800 shares | $512,082 |
| CLEVELAND-CLIFFS INC NEW | COM | 185899101 | — | 46,495 shares | $511,909 |
| ISHARES INC | CALL | 464286901 | CALL | 7,200 shares | $511,848 |
| MONTE ROSA THERAPEUTICS INC | CALL | 61225M902 | CALL | 42,900 shares | $511,797 |
| AURINIA PHARMACEUTICALS INC | PUT | 05156V952 | PUT | 31,600 shares | $511,762 |
| DYCOM INDS INC | PUT | 267475951 | PUT | 1,900 shares | $511,252 |
| CAPRI HOLDINGS LIMITED | PUT | G1890L957 | PUT | 36,200 shares | $511,144 |
| SANMINA CORP | COM | 801056102 | — | 2,376 shares | $510,626 |
| BUMBLE INC | CALL | 12047B905 | CALL | 193,900 shares | $509,957 |
| BRIGHT HORIZONS FAM SOL IN D | PUT | 109194950 | PUT | 8,000 shares | $509,760 |
| PROSHARES TR | COM | 74350P667 | — | 9,346 shares | $509,543 |
| MASTEC INC | COM | 576323109 | — | 2,385 shares | $509,483 |
| AGILON HEALTH INC | PUT | 00857U956 | PUT | 6,400 shares | $509,376 |
| GLOBUS MED INC | CALL | 379577908 | CALL | 6,800 shares | $509,320 |
| VANGUARD SCOTTSDALE FDS | CALL | 92206C900 | CALL | 6,500 shares | $509,015 |
| FIRST WATCH RESTAURANT GROUP | PUT | 33748L951 | PUT | 50,000 shares | $508,500 |
| CONAGRA BRANDS INC | COM | 205887102 | — | 37,773 shares | $507,669 |
| TRIUMPH FINANCIAL INC | COM | 89679E300 | — | 8,451 shares | $506,975 |
| BEAZER HOMES USA INC | PUT | 07556Q951 | PUT | 15,200 shares | $506,920 |
| 21SHARES HYPERLIQUID STAKING | PUT | 90137V958 | PUT | 9,900 shares | $506,780 |
| KINGSOFT CLOUD HLDGS LTD | CALL | 49639K901 | CALL | 55,500 shares | $506,160 |
| BEAM THERAPEUTICS INC | PUT | 07373V955 | PUT | 20,700 shares | $506,115 |
| BIOHAVEN LTD | PUT | G1110E957 | PUT | 37,900 shares | $505,965 |
| JOYY INC | CALL | 46591M909 | CALL | 6,300 shares | $505,575 |
| VORNADO RLTY TR | COM | 929042109 | — | 14,912 shares | $505,218 |
| SECURITIZE CORP | CALL | 81517B901 | CALL | 34,600 shares | $504,814 |
| ISHARES TR | COM | 464287457 | — | 6,214 shares | $504,576 |
| BEAM THERAPEUTICS INC | CALL | 07373V905 | CALL | 20,600 shares | $503,670 |
| PROSHARES TR | COM | 74349Y829 | — | 38,213 shares | $503,647 |
| ARAMARK | CALL | 03852U906 | CALL | 9,400 shares | $503,370 |
| PONY AI INC | CALL | 732908908 | CALL | 76,900 shares | $502,926 |
| EVERSOURCE ENERGY | COM | 30040W108 | — | 7,836 shares | $502,757 |
| ASHLAND INC | CALL | 044186904 | CALL | 7,400 shares | $502,608 |
| HELMERICH & PAYNE INC | COM | 423452101 | — | 13,517 shares | $502,021 |
| COPA HOLDINGS SA | CALL | P31076905 | CALL | 3,800 shares | $501,030 |
| INVESCO DB MULTI-SECTOR COMM | CALL | 46140H900 | CALL | 19,800 shares | $500,940 |
| TIDAL TRUST II | CALL | 88636X900 | CALL | 19,800 shares | $500,742 |
| GINKGO BIOWORKS HOLDINGS INC | CALL | 37611X909 | CALL | 39,000 shares | $500,370 |
| ETF SER SOLUTIONS | CALL | 26922A902 | CALL | 3,300 shares | $500,346 |
| BP PLC | COM | 055622104 | — | 11,360 shares | $499,726 |
| BLUE OWL CAPITAL CORPORATION | CALL | 69121K904 | CALL | 47,600 shares | $499,324 |
| DELEK LOGISTICS PARTNERS LP | COM | 24664T103 | — | 9,353 shares | $497,673 |
| HERBALIFE LTD | PUT | G4412G951 | PUT | 41,000 shares | $497,330 |
| KINETIK HOLDINGS INC | CALL | 02215L909 | CALL | 9,900 shares | $496,980 |
| AMPLITUDE INC | COM | 03213A104 | — | 35,820 shares | $496,107 |
| TUNIU CORP | PUT | 89977P955 | PUT | 100,000 shares | $496,000 |
| GRUPO SUPERVIELLE S.A. | PUT | 40054A958 | PUT | 69,700 shares | $495,567 |
| HIVE DIGITAL TECHNOLOGIES LT | COM | 433921103 | — | 167,754 shares | $494,874 |
| CORMEDIX INC | PUT | 21900C958 | PUT | 64,200 shares | $494,340 |
| ARROWHEAD PHARMACEUTICALS IN | COM | 04280A100 | — | 7,536 shares | $493,231 |
| ZENATECH INC | CALL | 98936T908 | CALL | 376,500 shares | $493,215 |
| WOODWARD INC | CALL | 980745903 | CALL | 1,500 shares | $492,884 |
| DYNEX CAP INC | CALL | 26817Q906 | CALL | 44,200 shares | $492,388 |
| VOYA FINANCIAL INC | CALL | 929089900 | CALL | 5,200 shares | $491,296 |
| GOLDMAN SACHS ETF TR | PUT | 381430955 | PUT | 4,900 shares | $490,539 |
| BANK NOVA SCOTIA B C | CALL | 064149907 | CALL | 5,400 shares | $490,536 |
| FIRST TR EXCHANGE-TRADED FD | CALL | 33733E906 | CALL | 1,700 shares | $490,365 |
| BABCOCK & WILCOX ENTERPRISES | CALL | 05614L909 | CALL | 83,800 shares | $489,392 |
| CERENCE INC | CALL | 156727909 | CALL | 62,500 shares | $489,375 |
| MOVADO GROUP INC | CALL | 624580906 | CALL | 14,700 shares | $489,216 |
| HERITAGE FINL CORP WASH | PUT | 42722X956 | PUT | 17,700 shares | $489,051 |
| RAPID7 INC | COM | 753422104 | — | 39,932 shares | $487,969 |
| FIGURE TECHNOLOGY SOLUTIO | COM | 349381103 | — | 16,905 shares | $487,709 |
| SMITH A O CORP | COM | 831865209 | — | 8,648 shares | $487,487 |
| DESTINY TECH100 INC | CALL | 25063F907 | CALL | 15,800 shares | $487,430 |
| BIT DIGITAL INC | PUT | G1144A955 | PUT | 299,000 shares | $487,369 |
| VANGUARD TAX-MANAGED FDS | PUT | 921943958 | PUT | 6,900 shares | $487,209 |
| METHANEX CORP | CALL | 59151K908 | CALL | 8,300 shares | $487,044 |
| GRANITESHARES ETF TR | CALL | 38747R904 | CALL | 23,100 shares | $486,485 |
| JAZZ PHARMACEUTICALS PLC | PUT | G50871955 | PUT | 2,100 shares | $486,192 |
| CHIMERA INVT CORP | COM | 16934Q802 | — | 50,958 shares | $485,629 |
| ALLEGIANT TRAVEL CO | CALL | 01748X902 | CALL | 6,400 shares | $485,056 |
| ISHARES TR | PUT | 464287957 | PUT | 5,100 shares | $484,704 |
| A10 NETWORKS INC | COM | 002121101 | — | 17,856 shares | $484,076 |
| ISHARES TR | PUT | 464288955 | PUT | 6,400 shares | $483,968 |
| ATLAS ENERGY SOLUTIONS INC | COM | 642045108 | — | 40,275 shares | $483,702 |
| HOST HOTELS & RESORTS INC | CALL | 44107P904 | CALL | 21,600 shares | $483,624 |
| GRINDR INC | CALL | 39854F901 | CALL | 31,300 shares | $482,959 |
| SCHOLASTIC CORP | COM | 807066105 | — | 13,708 shares | $481,973 |
| ADVANCED DRAIN SYS INC DEL | PUT | 00790R954 | PUT | 3,800 shares | $481,497 |
| FIRST TR EXCHANGE TRADED FD | CALL | 33738R906 | CALL | 1,900 shares | $480,985 |
| GROUP 1 AUTOMOTIVE INC | CALL | 398905909 | CALL | 2,000 shares | $480,880 |
| INNIO NV | COM | N52A8C105 | — | 26,518 shares | $480,771 |
| BORR DRILLING LTD | COM | G1466R173 | — | 123,512 shares | $480,461 |
| GLOBAL X FDS | COM | 37960A214 | — | 6,812 shares | $480,109 |
| MINERALYS THERAPEUTICS INC | PUT | 603170951 | PUT | 19,100 shares | $479,983 |
| WEX INC | COM | 96208T104 | — | 2,844 shares | $479,782 |
| GEMINI SPACE STA INC | PUT | 36866J955 | PUT | 92,800 shares | $478,848 |
| OWENS CORNING NEW | CALL | 690742901 | CALL | 4,100 shares | $478,634 |
| WILLIS TOWERS WATSON PLC LTD | COM | G96629103 | — | 1,660 shares | $478,461 |
| PORCH GROUP INC | CALL | 733245904 | CALL | 28,700 shares | $478,142 |
| ASANA INC | PUT | 04342Y954 | PUT | 56,700 shares | $477,981 |
| KAYNE ANDERSON ENERGY INFRST | CALL | 486606906 | CALL | 35,100 shares | $477,360 |
| GENWORTH FINL INC | PUT | 37247D956 | PUT | 53,200 shares | $477,204 |
| MONRO INC | COM | 610236101 | — | 34,059 shares | $476,485 |
| ATLANTA BRAVES HLDGS INC | CALL | 047726902 | CALL | 9,000 shares | $476,459 |
| FLUTTER ENTMT PLC | COM | G3643J108 | — | 6,383 shares | $475,788 |
| GLOBAL X FDS | COM | 37954Y673 | — | 9,060 shares | $475,650 |
| EDGEWISE THERAPEUTICS INC | CALL | 28036F905 | CALL | 11,700 shares | $475,020 |
| GEO GROUP INC | COM | 36162J106 | — | 15,580 shares | $474,722 |