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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
- Sep 30, 2026: $183,823,872,854
More quarters will appear as history becomes available.
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) |
|---|---|---|---|---|---|
| SENSIENT TECHNOLOGIES CORP | COM | 81725T100 | — | 3 shares | $392 |
| NORTHWESTERN ENERGY GROUP IN | CALL | 668074905 | CALL | 700 shares | $391 |
| NANOVIRICIDES INC | PUT | 630087952 | PUT | 300 shares | $390 |
| FINGERMOTION INC | PUT | 31788K958 | PUT | 2,200 shares | $389 |
| MAXCYTE INC | COM | 57777K106 | — | 343 shares | $384 |
| QUANTUM EMOTION CORP | COM | 74767K103 | — | 257 shares | $380 |
| WHITEHAWK THERAPEUTICS INC | PUT | 00032Q954 | PUT | 100 shares | $376 |
| VIVANI MEDICAL INC | PUT | 92854B959 | PUT | 300 shares | $372 |
| TIDAL TRUST II | PUT | 88636Y958 | PUT | 100 shares | $368 |
| ARMATA PHARMACEUTICALS INC | PUT | 04216R952 | PUT | 100 shares | $367 |
| INSEEGO CORP | CALL | 45782B902 | CALL | 100 shares | $366 |
| CBAK ENERGY TECHNOLOGY LTD | COM | G20080100 | — | 267 shares | $355 |
| BLACK DIAMOND THERAPEUTICS I | COM | 09203E105 | — | 187 shares | $352 |
| MILESTONE PHARMACEUTICALS IN | COM | 59935V107 | — | 404 shares | $349 |
| JASPER THERAPEUTICS INC | CALL | 471871902 | CALL | 600 shares | $347 |
| CITIZENS INC | CALL | 174740900 | CALL | 100 shares | $345 |
| JAMES RIV GROUP HOLDINGS INC | CALL | 46990A902 | CALL | 100 shares | $343 |
| LARGO INC | PUT | 517097951 | PUT | 700 shares | $340 |
| CLARUS CORP NEW | PUT | 18270P959 | PUT | 100 shares | $339 |
| CORGI ETF TR I | PUT | 218946957 | PUT | 100 shares | $336 |
| MAXCYTE INC | CALL | 57777K906 | CALL | 300 shares | $336 |
| MEDICINOVA INC | PUT | 58468P956 | PUT | 200 shares | $335 |
| MGP INGREDIENTS INC NEW | COM | 55303J106 | — | 25 shares | $331 |
| FIRST TR EXCHANGE-TRADED FD | CALL | 33738D909 | CALL | 100 shares | $328 |
| BOXABL INCORPORATED | CALL | 10316W907 | CALL | 100 shares | $327 |
| CONSTELLIUM SE | CALL | F21107901 | CALL | 500 shares | $325 |
| FUEL TECH INC | PUT | 359523957 | PUT | 200 shares | $324 |
| THEMES ETF TR | COM | 882927395 | — | 16 shares | $319 |
| ETF OPPORTUNITIES TRUST | PUT | 26923V958 | PUT | 100 shares | $319 |
| THEMES ETF TR | COM | 88340C446 | — | 78 shares | $318 |
| GLOBAL X FDS | COM | 37950E408 | — | 20 shares | $315 |
| FLUX PWR HLDGS INC | PUT | 344057952 | PUT | 700 shares | $315 |
| ETF OPPORTUNITIES TRUST | COM | 26923V621 | — | 99 shares | $315 |
| CITIUS PHARMACEUTICALS INC | COM | 17322U306 | — | 584 shares | $310 |
| MIDDLEBY CORP | COM | 596278101 | — | 3 shares | $310 |
| PROSHARES TR | CALL | 74350P905 | CALL | 300 shares | $304 |
| FINVOLUTION GROUP | PUT | 31810T951 | PUT | 100 shares | $303 |
| KARTOON STUDIOS INC. | PUT | 37229T959 | PUT | 500 shares | $296 |
| HERON THERAPEUTICS INC | COM | 427746102 | — | 924 shares | $289 |
| MAMMOTH ENERGY SVCS INC | PUT | 56155L958 | PUT | 100 shares | $284 |
| YIREN DIGITAL LTD | CALL | 98585L900 | CALL | 300 shares | $284 |
| INGEVITY CORP | COM | 45688C107 | — | 4 shares | $283 |
| ISHARES TR | PUT | 46435U951 | PUT | 100 shares | $280 |
| BRILLIANT EARTH GROUP INC | CALL | 109504900 | CALL | 200 shares | $266 |
| INVESCO EXCHANGE TRADED FD T | CALL | 46137V906 | CALL | 100 shares | $266 |
| ETF OPPORTUNITIES TRUST | COM | 26923Q465 | — | 90 shares | $262 |
| NANOVIRICIDES INC | CALL | 630087902 | CALL | 200 shares | $260 |
| KALTURA INC | CALL | 483467906 | CALL | 200 shares | $256 |
| ELEDON PHARMACEUTICALS INC | CALL | 28617K901 | CALL | 100 shares | $253 |
| IRIDEX CORP | CALL | 462684901 | CALL | 400 shares | $252 |
| TVARDI THERAPEUTICS INC | CALL | 140755907 | CALL | 200 shares | $250 |
| AMPLIFY ETF TR | COM | 032108722 | — | 6 shares | $249 |
| ORION PROPERTIES INC | CALL | 68629Y903 | CALL | 100 shares | $249 |
| CARDIFF ONCOLOGY INC | PUT | 14147L958 | PUT | 200 shares | $242 |
| LESLIES INC | CALL | 527064908 | CALL | 1,500 shares | $240 |
| LIBERTY LATIN AMERICA LTD | COM | G9001E102 | — | 29 shares | $240 |
| INNOVATOR ETFS TRUST | CALL | 45783Y905 | CALL | 100 shares | $237 |
| THEMES ETF TR | PUT | 88340C953 | PUT | 100 shares | $237 |
| HOLLEY INC | CALL | 43538H903 | CALL | 100 shares | $236 |
| CLEAR CHANNEL OUTDOOR HLDGS | PUT | 18453H956 | PUT | 100 shares | $235 |
| INVESTCORP CR MGMT BDC INC | COM | 46090R104 | — | 284 shares | $235 |
| J P MORGAN EXCHANGE TRADED F | CALL | 46641Q905 | CALL | 100 shares | $231 |
| THEMES ETF TR | COM | 882927429 | — | 6 shares | $231 |
| INTELLICHECK MOBILISA INC | CALL | 45817G901 | CALL | 100 shares | $229 |
| INTELLICHECK MOBILISA INC | PUT | 45817G951 | PUT | 100 shares | $229 |
| EXPENSIFY INC | PUT | 30219Q956 | PUT | 100 shares | $225 |
| SPRUCE POWER HOLDING CORP | COM | 9837FR209 | — | 131 shares | $224 |
| MARTIN MIDSTREAM PRTNRS L P | CALL | 573331905 | CALL | 100 shares | $222 |
| GOGO INC | CALL | 38046C909 | CALL | 100 shares | $215 |
| ETF OPPORTUNITIES TRUST | COM | 26923V324 | — | 15 shares | $207 |
| KARTOON STUDIOS INC. | COM | 37229T509 | — | 350 shares | $207 |
| DOLPHIN ENTMT INC | COM | 25686H308 | — | 194 shares | $205 |
| THEMES ETF TR | COM | 88340W707 | — | 77 shares | $202 |
| DOUGLAS DYNAMICS INC | COM | 25960R105 | — | 5 shares | $196 |
| PULMONX CORP | PUT | 745848951 | PUT | 100 shares | $191 |
| THEMES ETF TR | PUT | 88340F955 | PUT | 100 shares | $188 |
| THEMES ETF TR | COM | 88340C834 | — | 60 shares | $187 |
| LANDS END INC NEW | COM | 51509F105 | — | 18 shares | $185 |
| REKOR SYSTEMS INC | PUT | 759419954 | PUT | 500 shares | $184 |
| DEFINITIVE HEALTHCARE CORP | PUT | 24477E953 | PUT | 200 shares | $181 |
| TENAYA THERAPEUTICS INC | PUT | 87990A956 | PUT | 300 shares | $181 |
| VERRICA PHARMACEUTICALS INC | PUT | 92511W957 | PUT | 100 shares | $179 |
| MSA SAFETY INC | COM | 553498106 | — | 1 shares | $177 |
| RLX TECHNOLOGY INC | COM | 74969N103 | — | 104 shares | $176 |
| TROOPS INC | PUT | G9094C954 | PUT | 100 shares | $175 |
| BIOCERES CROP SOLUTIONS CORP | PUT | G1117K954 | PUT | 500 shares | $173 |
| COSMOS HEALTH INC | PUT | 221413955 | PUT | 400 shares | $172 |
| DIANA SHIPPING INC | COM | Y2066G104 | — | 231 shares | $168 |
| NEUROPACE INC | COM | 641288105 | — | 12 shares | $165 |
| SOL STRATEGIES INC | PUT | 83411A955 | PUT | 100 shares | $163 |
| WEBS ETF TR | PUT | 87166N952 | PUT | 200 shares | $160 |
| SUI GROUP HOLDINGS LIMITED | PUT | 59982U950 | PUT | 100 shares | $156 |
| DOUGLAS ELLIMAN INC | PUT | 25961D955 | PUT | 100 shares | $152 |
| SURGEPAYS INC | CALL | 86882L904 | CALL | 1,000 shares | $150 |
| RESEARCH FRONTIERS INC | PUT | 760911957 | PUT | 200 shares | $147 |
| ONKURE THERAPEUTICS INC | PUT | 68277Q955 | PUT | 100 shares | $146 |
| INVESTMENT MANAGERS SER TR I | COM | 46152N629 | — | 9 shares | $143 |
| EHEALTH INC | CALL | 28238P909 | CALL | 200 shares | $142 |
| CELULARITY INC | PUT | 151190954 | PUT | 100 shares | $135 |
| KALTURA INC | PUT | 483467956 | PUT | 100 shares | $128 |